<div dir="ltr"><div style="font-size:12.8px">Hi there.</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">In our network we used several ONT Huawei models. But with one model HUAWEI-EchoLife HG8245 / V1R003C00S205 we have the following problem. When connecting to this device in the POTS ports of the two phones. From the first port we can not call to the second and from the second port can not call to the first port. On the other ONT Huawei devices, there is no such problem. Earlier we had set OpenSIP and this device did not have a problem.</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><p style="margin-top:0px;margin-bottom:16px;color:rgb(51,51,51);font-family:'Helvetica Neue',Helvetica,'Segoe UI',Arial,freesans,sans-serif,'Apple Color Emoji','Segoe UI Emoji','Segoe UI Symbol';font-size:14px;line-height:22.4px">The problem is likely in the configuration because it works at the default settings.</p></div><div style="font-size:12.8px"><div>kamailio -v</div><div><br></div><div>Version: kamailio 4.3.3 (x86_64/linux) f69971</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">/var/log/kamailio</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>May 17 10:53:21 kamailio /usr/local/sbin/kamailio[17875]: INFO: <script>: Callee '123456' is local - M=INVITE RURI=<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> F=<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a> T=<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> IP=10.14.197.13</div><div>5 ID=<a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a></div><div>May 17 10:53:21 kamailio /usr/local/sbin/kamailio[17875]: INFO: <script>: Call control: dst user '123456' currently has [0/2] active calls - M=INVITE RURI=<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> F=<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a> T=si</div><div><a href="mailto:p%3A123456@10.10.10.200" target="_blank">p:123456@10.10.10.200</a> IP=10.10.10.100 ID=<a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a></div><div>May 17 10:53:21 kamailio /usr/local/sbin/kamailio[17875]: INFO: <script>: Normalize source: <a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>  -> <a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a> </div><div>May 17 10:53:21 kamailio /usr/local/sbin/kamailio[17875]: INFO: <script>: Request leaving server - M=INVITE RURI=sip:123456@10.10.10.100:5060;transport=udp F=<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a> T=<a href="mailto:sip%3A123456@178.168.4." target="_blank">sip:123456@178.168.4.</a></div><div>37 IP=10.10.10.100 ID=<a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a></div><div>May 17 10:53:22 kamailio /usr/local/sbin/kamailio[17873]: INFO: <script>: Reply - S=100 D=Trying F=<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a> T=<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> IP=10.10.10.100 ID=lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.1</div><div>4.197.135</div><div>May 17 10:53:22 kamailio /usr/local/sbin/kamailio[17861]: INFO: <script>: Reply - S=481 D=Call/Transaction Does Not Exist F=<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a> T=<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> IP=10.10.10.100 ID=<a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a></div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">sngrep raw</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>2016/05/17 10:53:21.514702 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>INVITE <a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> SIP/2.0                                                                                                                                                                           </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bKz4j0izm0i8jcn2pmlkm4c24cz                                                                                                                                         </div><div>Route: <sip:10.10.10.200:5060;transport=udp;lr>                                                                                                                                                                     </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                    </div><div>CSeq: 1 INVITE                                                                                                                                                                                                      </div><div>Contact: <sip:654321@10.10.10.100:5060;transport=udp>                                                                                                                                                              </div><div>Supported: 100rel,replaces,timer,privacy,in-dialog                                                                                                                                                                  </div><div>Session-Expires: 1800                                                                                                                                                                                               </div><div>Accept: application/sdp,application/simservs+xml                                                                                                                                                                    </div><div>Min-SE: 90                                                                                                                                                                                                          </div><div>Accept-Encoding: identity                                                                                                                                                                                           </div><div>Accept-Language: en                                                                                                                                                                                                 </div><div>Allow: INVITE,ACK,OPTIONS,BYE,CANCEL,REGISTER,INFO,PRACK,SUBSCRIBE,NOTIFY,UPDATE,MESSAGE,REFER                                                                                                                      </div><div>Max-Forwards: 70                                                                                                                                                                                                    </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Session-ID: 20zlkckj1kz4ll1i1ic2pl1csk80kli1                                                                                                                                                                        </div><div>Content-Length: 318                                                                                                                                                                                                 </div><div>Content-Type: application/sdp                                                                                                                                                                                       </div><div>                                                                                                                                                                                                                    </div><div>v=0                                                                                                                                                                                                                 </div><div>o=huawei 1 1 IN IP4 10.10.10.100                                                                                                                                                                                   </div><div>s=-                                                                                                                                                                                                                 </div><div>c=IN IP4 10.10.10.100                                                                                                                                                                                              </div><div>t=0 0                                                                                                                                                                                                               </div><div>m=audio 50000 RTP/AVP 8 0 18 9 97                                                                                                                                                                                   </div><div>a=rtpmap:8 PCMA/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:0 PCMU/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:18 G729/8000                                                                                                                                                                                               </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:9 G722/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:97 telephone-event/8000/1                                                                                                                                                                                  </div><div>a=sendrecv                                                                                                                                                                                                          </div><div>a=fmtp:97 0-15,32-36</div><div>                                                                                                                                                                                                                    </div><div>2016/05/17 10:53:21.515342 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>SIP/2.0 100 Trying                                                                                                                                                                                                  </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bKz4j0izm0i8jcn2pmlkm4c24cz                                                                                                                                         </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                    </div><div>CSeq: 1 INVITE                                                                                                                                                                                                      </div><div>Server: sip.local                                                                                                                                                                                                      </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                      </div><div>2016/05/17 10:53:21.517879 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>SIP/2.0 407 Proxy Authentication Required                                                                                                                                                                           </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bKz4j0izm0i8jcn2pmlkm4c24cz                                                                                                                                         </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=9477874460dbcfddfdce8a8a24ab1a42.1303                                                                                                                                          </div><div>CSeq: 1 INVITE                                                                                                                                                                                                      </div><div>Proxy-Authenticate: Digest realm="10.10.10.200", nonce="VzrPHVc6zfEYftiGlJYC9XLb4ixCZtQB", qop="auth"                                                                                                               </div><div>Server: sip.local                                                                                                                                                                                                      </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                     </div><div>2016/05/17 10:53:21.564365 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>ACK <a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> SIP/2.0                                                                                                                                                                              </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bKz4j0izm0i8jcn2pmlkm4c24cz                                                                                                                                         </div><div>Route: <sip:10.10.10.200:5060;transport=udp;lr>                                                                                                                                                                     </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=9477874460dbcfddfdce8a8a24ab1a42.1303                                                                                                                                          </div><div>CSeq: 1 ACK                                                                                                                                                                                                         </div><div>Max-Forwards: 70                                                                                                                                                                                                    </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                             </div><div>2016/05/17 10:53:21.590008 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>INVITE <a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> SIP/2.0                                                                                                                                                                           </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                                         </div><div>Route: <sip:10.10.10.200:5060;transport=udp;lr>                                                                                                                                                                     </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                    </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Contact: <sip:654321@10.10.10.100:5060;transport=udp>                                                                                                                                                              </div><div>Supported: 100rel,replaces,timer,privacy,in-dialog                                                                                                                                                                  </div><div>Session-Expires: 1800                                                                                                                                                                                               </div><div>Accept: application/sdp,application/simservs+xml                                                                                                                                                                    </div><div>Min-SE: 90</div><div>Proxy-Authorization: Digest username="654321",realm="10.10.10.200",nonce="VzrPHVc6zfEYftiGlJYC9XLb4ixCZtQB",uri="<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>",response="55e03b278f1cbdda52852004bbc8d7c9",algorithm=MD5,cnonce="0f31d</div><div>b",qop=auth,nc=00000006                                                                                                                                                                                             </div><div>Accept-Encoding: identity                                                                                                                                                                                           </div><div>Accept-Language: en                                                                                                                                                                                                 </div><div>Allow: INVITE,ACK,OPTIONS,BYE,CANCEL,REGISTER,INFO,PRACK,SUBSCRIBE,NOTIFY,UPDATE,MESSAGE,REFER                                                                                                                      </div><div>Max-Forwards: 70                                                                                                                                                                                                    </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Session-ID: 20zlkckj1kz4ll1i1ic2pl1csk80kli1                                                                                                                                                                        </div><div>Content-Length: 318                                                                                                                                                                                                 </div><div>Content-Type: application/sdp</div><div><br></div><div>v=0                                                                                                                                                                                                                 </div><div>o=huawei 1 2 IN IP4 10.10.10.100                                                                                                                                                                                   </div><div>s=-                                                                                                                                                                                                                 </div><div>c=IN IP4 10.10.10.100                                                                                                                                                                                              </div><div>t=0 0                                                                                                                                                                                                               </div><div>m=audio 50000 RTP/AVP 8 0 18 9 97                                                                                                                                                                                   </div><div>a=rtpmap:8 PCMA/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:0 PCMU/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:18 G729/8000                                                                                                                                                                                               </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:9 G722/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:97 telephone-event/8000/1                                                                                                                                                                                  </div><div>a=sendrecv                                                                                                                                                                                                          </div><div>a=fmtp:97 0-15,32-36</div><div><br></div><div>2016/05/17 10:53:21.590808 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>SIP/2.0 100 Trying                                                                                                                                                                                                  </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                                         </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                    </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Server: sip.local                                                                                                                                                                                                      </div><div>Content-Length: 0</div><div><br></div><div>2016/05/17 10:53:21.642831 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>INVITE sip:123456@10.10.10.100:5060;transport=udp SIP/2.0                                                                                                                                                          </div><div>Record-Route: <sip:10.10.10.200;lr=on;ftag=pk4nzz3j;nat=yes;did=925.a5a1;vst=AAAAAAkLCwgLCnEDBHgfBg4WHwIWHQMuMzc-;vsf=AAAAAAkLAwgLAnEDBHgfBg4WHwIWHQMuMzc->                                                         </div><div>Via: SIP/2.0/UDP 10.10.10.200;branch=z9hG4bKd55d.f4d5d1ee3d090fe847af101d0a47ac5e.0                                                                                                                                 </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;rport=5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                              </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: "654321" <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                         </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                       </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Contact: <sip:654321@10.10.10.100:5060;transport=udp>                                                                                                                                                              </div><div>Supported: 100rel,replaces,timer,privacy,in-dialog                                                                                                                                                                  </div><div>Session-Expires: 1800                                                                                                                                                                                               </div><div>Accept: application/sdp,application/simservs+xml                                                                                                                                                                    </div><div>Min-SE: 90                                                                                                                                                                                                          </div><div>Accept-Encoding: identity                                                                                                                                                                                           </div><div>Accept-Language: en                                                                                                                                                                                                 </div><div>Allow: INVITE,ACK,OPTIONS,BYE,CANCEL,REGISTER,INFO,PRACK,SUBSCRIBE,NOTIFY,UPDATE,MESSAGE,REFER                                                                                                                      </div><div>Max-Forwards: 69                                                                                                                                                                                                    </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Content-Length: 334                                                                                                                                                                                                 </div><div>Content-Type: application/sdp                                                                                                                                                                                       </div><div>P-Asserted-Identity: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>></div><div><br></div><div>v=0                                                                                                                                                                                                                 </div><div>o=huawei 1 2 IN IP4 10.10.10.200                                                                                                                                                                                    </div><div>s=-                                                                                                                                                                                                                 </div><div>c=IN IP4 10.10.10.200                                                                                                                                                                                               </div><div>t=0 0                                                                                                                                                                                                               </div><div>m=audio 57816 RTP/AVP 8 0 18 9 97                                                                                                                                                                                   </div><div>a=rtpmap:8 PCMA/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:0 PCMU/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:18 G729/8000                                                                                                                                                                                               </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:9 G722/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:97 telephone-event/8000/1                                                                                                                                                                                  </div><div>a=sendrecv                                                                                                                                                                                                          </div><div>a=fmtp:97 0-15,32-36                                                                                                                                                                                                </div><div>a=nortpproxy:yes</div><div><br></div><div>2016/05/17 10:53:22.121872 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>INVITE sip:123456@10.10.10.100:5060;transport=udp SIP/2.0                                                                                                                                                          </div><div>Record-Route: <sip:10.10.10.200;lr=on;ftag=pk4nzz3j;nat=yes;did=925.a5a1;vst=AAAAAAkLCwgLCnEDBHgfBg4WHwIWHQMuMzc-;vsf=AAAAAAkLAwgLAnEDBHgfBg4WHwIWHQMuMzc->                                                         </div><div>Via: SIP/2.0/UDP 10.10.10.200;branch=z9hG4bKd55d.f4d5d1ee3d090fe847af101d0a47ac5e.0                                                                                                                                 </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;rport=5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                              </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: "654321" <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                         </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                       </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Contact: <sip:654321@10.10.10.100:5060;transport=udp>                                                                                                                                                              </div><div>Supported: 100rel,replaces,timer,privacy,in-dialog                                                                                                                                                                  </div><div>Session-Expires: 1800                                                                                                                                                                                               </div><div>Accept: application/sdp,application/simservs+xml                                                                                                                                                                    </div><div>Min-SE: 90                                                                                                                                                                                                          </div><div>Accept-Encoding: identity                                                                                                                                                                                           </div><div>Accept-Language: en                                                                                                                                                                                                 </div><div>Allow: INVITE,ACK,OPTIONS,BYE,CANCEL,REGISTER,INFO,PRACK,SUBSCRIBE,NOTIFY,UPDATE,MESSAGE,REFER                                                                                                                      </div><div>Max-Forwards: 69                                                                                                                                                                                                    </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Content-Length: 334                                                                                                                                                                                                 </div><div>Content-Type: application/sdp                                                                                                                                                                                       </div><div>P-Asserted-Identity: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>></div><div><br></div><div>v=0                                                                                                                                                                                                                 </div><div>o=huawei 1 2 IN IP4 10.10.10.200                                                                                                                                                                                    </div><div>s=-                                                                                                                                                                                                                 </div><div>c=IN IP4 10.10.10.200                                                                                                                                                                                               </div><div>t=0 0                                                                                                                                                                                                               </div><div>m=audio 57816 RTP/AVP 8 0 18 9 97                                                                                                                                                                                   </div><div>a=rtpmap:8 PCMA/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:0 PCMU/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:18 G729/8000                                                                                                                                                                                               </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:9 G722/8000                                                                                                                                                                                                </div><div>a=ptime:20                                                                                                                                                                                                          </div><div>a=rtpmap:97 telephone-event/8000/1                                                                                                                                                                                  </div><div>a=sendrecv                                                                                                                                                                                                          </div><div>a=fmtp:97 0-15,32-36                                                                                                                                                                                                </div><div>a=nortpproxy:yes                                                                                                                                                                                                    </div><div>                                                                                                                                                                                                                    </div><div>2016/05/17 10:53:22.990080 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>SIP/2.0 100 Trying                                                                                                                                                                                                  </div><div>Via: SIP/2.0/UDP 10.10.10.200;branch=z9hG4bKd55d.f4d5d1ee3d090fe847af101d0a47ac5e.0,SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il;rport=5060                                               </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: "654321"<<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                          </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                       </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                   </div><div>2016/05/17 10:53:22.996850 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>SIP/2.0 481 Call/Transaction Does Not Exist                                                                                                                                                                         </div><div>Via: SIP/2.0/UDP 10.10.10.200;branch=z9hG4bKd55d.f4d5d1ee3d090fe847af101d0a47ac5e.0,SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il;rport=5060                                               </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: "654321"<<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                          </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=m2scp1cm                                                                                                                                                                          </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Warning: 399 10.10.10.100 "SS100006F143L3557[05552] No Dialog match"                                                                                                                                               </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Content-Length: 0</div><div><br></div><div>2016/05/17 10:53:22.997476 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>ACK sip:123456@10.10.10.100:5060;transport=udp SIP/2.0                                                                                                                                                             </div><div>Via: SIP/2.0/UDP 10.10.10.200;branch=z9hG4bKd55d.f4d5d1ee3d090fe847af101d0a47ac5e.0                                                                                                                                 </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: "654321" <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                         </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=m2scp1cm                                                                                                                                                                          </div><div>CSeq: 2 ACK                                                                                                                                                                                                         </div><div>Max-Forwards: 69                                                                                                                                                                                                    </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                </div><div>2016/05/17 10:53:36.282450 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>CANCEL <a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> SIP/2.0                                                                                                                                                                           </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                                         </div><div>Route: <sip:10.10.10.200:5060;transport=udp;lr>                                                                                                                                                                     </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>                                                                                                                                                                                    </div><div>CSeq: 2 CANCEL                                                                                                                                                                                                      </div><div>Max-Forwards: 70                                                                                                                                                                                                    </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Session-ID: 20zlkckj1kz4ll1i1ic2pl1csk80kli1                                                                                                                                                                        </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                </div><div>2016/05/17 10:53:36.283389 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>SIP/2.0 200 ok -- no more pending branches                                                                                                                                                                          </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                                         </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=b79688aec473b5156b1a9f919edc0e49-0b87                                                                                                                                          </div><div>CSeq: 2 CANCEL                                                                                                                                                                                                      </div><div>Server: sip.local                                                                                                                                                                                                      </div><div>Content-Length: 0                                                                                                                                                                                                   </div><div>                                                                                                                                                                                                                                                                                                                                                                                                                                </div><div>2016/05/17 10:53:53.040976 <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a> -> <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a>                                                                                                                                                  </div><div>SIP/2.0 481 Call/Transaction Does Not Exist                                                                                                                                                                         </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il;rport=5060                                                                                                                              </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=m2scp1cm                                                                                                                                                                       </div><div>CSeq: 2 INVITE                                                                                                                                                                                                      </div><div>Warning: 399 10.10.10.100 "SS100006F143L3557[05552] No Dialog match"                                                                                                                                               </div><div>User-Agent: HUAWEI-EchoLife HG8245/V1R003C00S205                                                                                                                                                                    </div><div>Content-Length: 0</div><div>                                                                                                                                                                                                                                                                                                                                                                                                                       </div><div>2016/05/17 10:53:53.051396 <a href="http://10.10.10.100:5060/" target="_blank">10.10.10.100:5060</a> -> <a href="http://10.10.10.200:5060/" target="_blank">10.10.10.200:5060</a>                                                                                                                                                  </div><div>ACK <a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a> SIP/2.0                                                                                                                                                                              </div><div>Via: SIP/2.0/UDP 10.10.10.100:5060;branch=z9hG4bK0lz4ll1ikm1k02p20lz4ll1il                                                                                                                                         </div><div>Route: <sip:10.10.10.200:5060;transport=udp;lr>                                                                                                                                                                     </div><div>Call-ID: <a href="mailto:lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100" target="_blank">lps4s2204mz4ll1i4mz4ll1ici0lc81i@10.10.10.100</a>                                                                                                                                                             </div><div>From: <<a href="mailto:sip%3A654321@10.10.10.200" target="_blank">sip:654321@10.10.10.200</a>>;tag=pk4nzz3j                                                                                                                                                                        </div><div>To: <<a href="mailto:sip%3A123456@10.10.10.200" target="_blank">sip:123456@10.10.10.200</a>>;tag=m2scp1cm                                                                                                                                                                       </div><div>CSeq: 2 ACK                                                                                                                                                                                                         </div><div>Max-Forwards: 70                                                                                                                                                                                                    </div><div>Content-Length: 0</div></div></div>