Probably needs some more information. I would consider placing a detailed
bug report in the bug tracker including the output of "sip debug" with a
call going through.
Mark
On Thu, 31 Jul 2003, Cerrajetto wrote:
> Hello,
>
> In our SIP network, Asterisk is the central PBX, and it routes calls to the
> PSTN thru a Cisco Router - IOS 12.2(11)T9.
>
> If a client softphone calls directly via Cisco to the PSTN, the call works
> successfully.
>
> If the client softphone calls via Asterisk to other SIP internal extension,
> it work fine too.
>
> The problem is when a client calls an Asterisk extension, and Asterisk
> transfers the call (via SIP) to the Cisco:
>
> - Pingtel (192.168.1.10) calls [EMAIL PROTECTED] (Extension 300 in
> Asterisk)
> - Asterisk transfers to [EMAIL PROTECTED] (Cisco GW)
> - Cisco tries to call to PSTN (666554433)
>
> In that context, Asterisk generates this message while ringing:
>
> NOTICE[540685]: File rtp.c, Line 291 (ast_rtp_read): Unknown RTP codec 13
> received
>
> The PSTN recipient's phone rings. The client does not receive the typical
> intermittent tone/signal that means "the recipient's phone is ringing". When
> the recipient answers, the call is inmediantly finished. Maybe a
> short "Hello" can be listened.
>
> Asterisk shows a response back from Cisco:
>
> Bad Request - 'Invalid IP Address'
>
> In sip.conf, Asterisk is forced to use g711ulaw. I've tried other codecs with
> no success.
>
> What is the real problem?.
> Is it a RTP problem with "codec 13", o a SIP problem?.
> Is there a Cisco-Asterisk incompatibility?.
>
> This is the sequence generated by Asterisk:
>
> -- Registered SIP 'pingtel01' at 192.168.1.10 port 5061 expires 500
> -- Executing Dial("SIP/pingtel01-af0d", "SIP/[EMAIL PROTECTED]")
> in new stack
> -- Called [EMAIL PROTECTED]
> NOTICE[573453]: File rtp.c, Line 291 (ast_rtp_read): Unknown RTP codec 13
> received
> NOTICE[573453]: File rtp.c, Line 291 (ast_rtp_read): Unknown RTP codec 13
> received
> -- SIP/192.168.200.200-a3d2 answered SIP/pingtel01-af0d
> -- Attempting native bridge of SIP/pingtel01-af0d and SIP/192.168.200.200-
> a3d2
> -- Got SIP response 400 "Bad Request - 'Invalid IP Address'" back from
> 192.168.200.99
> == Spawn extension (default, 003, 1) exited non-zero on 'SIP/peter-af0d'
>
> Thank you very much,
> Mark Cerrajetto.
>
> _______________________________________________
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>
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