[Serusers] RTP proxy and Cisco IP phones
Atle Samuelsen
clona at cyberhouse.no
Tue Oct 4 12:32:01 CEST 2005
This is a shoot in the blind.
in settings,sip-settings, and, number 24 and 25 (NAT Enable and NAT
Address)
make sure NAT Enable is YES, and NAT ADdress is nothing. This I know
work on firmware 6. -> 7.5.
The Cisco 7960 on my desk works fine behind nat so :-)
- Atle
* Joao Pereira <joao.pereira at fccn.pt> [051004 12:10]:
> Hello to all,
> Im having huge problems connecting Cisco IP phones (7940 and 7960) to my
> SER.
> I m using the 7.5 SIP firmware.
> Before that, all phones (softphones, hardphones,...) worked, but the
> Ciscos seem to have problems to register and to make calls. The bigger
> problems are in the RTPproxy part of my ser.cfg.... the Cisco IP phones
> cant get out of this:
>
> if (method=="REGISTER" && nat_uac_test("3")) {
> fix_nated_contact();
> log(1, "LOG: ciscos doesnt work with NAThelper \n");
> force_rport();
> setflag(2);
> };
>
>
> The phones dont register with SER when I have "force_rport".
> The phones cant make calls between them if I have "fix_nated_contact"
> and "force_rport"
>
> If someone could manage to put Cisco IP phones to work with RTPproxy and
> NAT helper, please give me a hand.
> Thanks
> Joao Pereira
> www.fccn.pt
>
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