<div class="gmail_quote"><span style="line-height:15px;color:rgb(51,51,51);font-size:13px;font-family:Arial,Helvetica,'Nimbus Sans L',sans-serif">Hi!</span><br style="line-height:15px;color:rgb(51,51,51);font-size:13px;font-family:Arial,Helvetica,'Nimbus Sans L',sans-serif">
<span style="line-height:15px;color:rgb(51,51,51);font-size:13px;font-family:Arial,Helvetica,'Nimbus Sans L',sans-serif">I am setting up Kamailio as SBC with upper registration. I can forward REGISTER messages to my softswitch, but 401 UNAUTHORIZED from it is not coming to my UAC.<br>
Config section for registration route:<br><br>route[REGISTER_MY] {<br> rewritehost("3.3.3.3");<br> t_relay();<br>}<br><br>What I see with ngrep (1.1.1.1 - my external UAC ip, 2.2.2.2 - Kamailio ip, 3.3.3.3 - mera softswitch ip):<br>
<br>U <a href="http://1.1.1.1:5060">1.1.1.1:5060</a> -> <a href="http://2.2.2.2:5060">2.2.2.2:5060</a><br>REGISTER sip:2.2.2.2 SIP/2.0.<br>Via: SIP/2.0/UDP 10.2.1.35:5060;rport;branch=z9hG4bKPj85d21f7f-5c1d-4b0b-8e82-940c5cc9e21d.<br>
Max-Forwards: 70.<br>From: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=b00a1df7-94bd-4b2e-8f63-15fea1a9015b.<br>To: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>.<br>Call-ID: e789b66c-d96c-45ca-b3b8-06bf65a2c3d1.<br>
CSeq: 59629 REGISTER.<br>User-Agent: SFLphone.<br>Contact: <<a href="http://sip:101@10.2.1.35:5060">sip:101@10.2.1.35:5060</a>>.<br>Expires: 600.<br>Allow: PRACK, SUBSCRIBE, NOTIFY, REFER, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, REGISTER, OPTIONS, MESSAGE.<br>
Content-Length: 0.<br>.<br><br><br>U <a href="http://2.2.2.2:5060">2.2.2.2:5060</a> -> <a href="http://1.1.1.1:5060">1.1.1.1:5060</a><br>SIP/2.0 200 OK.<br>Via: SIP/2.0/UDP 10.2.1.35:5060;rport=5060;branch=z9hG4bKPj85d21f7f-5c1d-4b0b-8e82-940c5cc9e21d;received=1.1.1.1.<br>
From: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=b00a1df7-94bd-4b2e-8f63-15fea1a9015b.<br>To: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=2fb3028f366408eaa444e96dfd845447.8865.<br>
Call-ID: e789b66c-d96c-45ca-b3b8-06bf65a2c3d1.<br>CSeq: 59629 REGISTER.<br>Contact: <<a href="http://sip:101@10.2.1.35:5060">sip:101@10.2.1.35:5060</a>>;expires=600.<br>Server: kamailio (3.3.3 (x86_64/linux)).<br>Content-Length: 0.<br>
.<br><br><br>U <a href="http://2.2.2.2:5060">2.2.2.2:5060</a> -> <a href="http://3.3.3.3:5060">3.3.3.3:5060</a><br>REGISTER sip:3.3.3.3 SIP/2.0.<br>Via: SIP/2.0/UDP 2.2.2.2;branch=z9hG4bK929f.8339e446.0.<br>Via: SIP/2.0/UDP 10.2.1.35:5060;received=1.1.1.1;rport=5060;branch=z9hG4bKPj85d21f7f-5c1d-4b0b-8e82-940c5cc9e21d.<br>
Max-Forwards: 69.<br>From: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=b00a1df7-94bd-4b2e-8f63-15fea1a9015b.<br>To: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>.<br>Call-ID: e789b66c-d96c-45ca-b3b8-06bf65a2c3d1.<br>
CSeq: 59629 REGISTER.<br>User-Agent: SFLphone.<br>Contact: <<a href="http://sip:101@10.2.1.35:5060">sip:101@10.2.1.35:5060</a>>.<br>Expires: 600.<br>Allow: PRACK, SUBSCRIBE, NOTIFY, REFER, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, REGISTER, OPTIONS, MESSAGE.<br>
Content-Length: 0.<br>.<br><br><br>U <a href="http://3.3.3.3:5060">3.3.3.3:5060</a> -> <a href="http://2.2.2.2:5060">2.2.2.2:5060</a><br>SIP/2.0 401 Unauthorized.<br>Via: SIP/2.0/UDP 2.2.2.2:5060;branch=z9hG4bK929f.8339e446.0.<br>
Via: SIP/2.0/UDP 10.2.1.35:5060;received=1.1.1.1;rport=5060;branch=z9hG4bKPj85d21f7f-5c1d-4b0b-8e82-940c5cc9e21d.<br>From: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=b00a1df7-94bd-4b2e-8f63-15fea1a9015b.<br>
To: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=d67d5778704611e2a3c600505691470a.<br>Call-ID: e789b66c-d96c-45ca-b3b8-06bf65a2c3d1.<br>CSeq: 59629 REGISTER.<br>WWW-Authenticate: Digest realm="SIP-REGISTRAR", nonce="475a20c7".<br>
Server: MERA MVTS3G v.4.3.0-38t.<br>Content-Length: 0.<br>.<br><br><br>U <a href="http://2.2.2.2:5060">2.2.2.2:5060</a> -> <a href="http://1.1.1.1:5060">1.1.1.1:5060</a><br>SIP/2.0 401 Unauthorized.<br>Via: SIP/2.0/UDP 10.2.1.35:5060;received=1.1.1.1;rport=5060;branch=z9hG4bKPj85d21f7f-5c1d-4b0b-8e82-940c5cc9e21d.<br>
From: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=b00a1df7-94bd-4b2e-8f63-15fea1a9015b.<br>To: <<a href="mailto:sip%3A101@2.2.2.2">sip:101@2.2.2.2</a>>;tag=d67d5778704611e2a3c600505691470a.<br>
Call-ID: e789b66c-d96c-45ca-b3b8-06bf65a2c3d1.<br>CSeq: 59629 REGISTER.<br>WWW-Authenticate: Digest realm="SIP-REGISTRAR", nonce="475a20c7".<br>Server: MERA MVTS3G v.4.3.0-38t.<br>Content-Length: 0.<br>
.<br><br>Thanks in advance!<br><br></span>
---<br>Alex Elokhov<br>
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