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On 11/24/12 4:07 PM, Richard Kenner wrote: > I have a peculiar RTP issue. I'm experimenting with Jitsi as a > softphone on one of my desktop Windows machines. That machine can > either be connected to Asterisk via an VPN connection (with a > static IP address) or not (via NAT). When it's connected via NAT, > all is OK. > > When it's connected with VPN, the following occurs: > > The voice path inbound to Jitsi works fine when Jitsi originates > the call, no matter what it's calling. > > The voice path inbound to Jitsi works fine when it's called from > another SIP device. > > The voice path inbound to Jitsi is silent when it's called from > something on the other side of a PRI via DAHDI. > > I've run Wireshark on my desktop and see the RTP packets coming at > the same rate and protocol (g711) in all the cases and "sip set > debug peer xyz" doesn't shed any light on the situation (the SDP > data looks similar in the working and non-worknig cases). > > Does anybody have any ideas what to look at next? > The most common problem is that the VPN network is not declared as a localnet on Asterisk so it assumes that it has to do NAT and so replaces the external IP for communication. Make sure that your VPN segment is in sip.conf. - -- Telecomunicaciones Abiertas de México S.A. de C.V. Carlos Chávez Prats Director de Tecnología +52-55-91169161 ext 2001 -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.18 (Darwin) Comment: GPGTools - http://gpgtools.org Comment: Using GnuPG with undefined - http://www.enigmail.net/ iEYEARECAAYFAlCzsncACgkQqmNh+MyHzx7VOACdFnmfl2q1ruLAyJC3KxB2hWjL C/sAn2pBt5ltCJKCgLzEMUhSQxw8YQVL =spv9 -----END PGP SIGNATURE----- -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
