[Asterisk-Users] Re: Suddenly a problem with outgoing calls made from Cisco phones... - SOLVED

[Evert Meulie]

Turns out my VoIP provider made a booh-booh...   ;-)




Evert Meulie wrote:
> Hi all!
> 
> Quite a mystery. The following happened when I was on holiday, and no one else has changed any configs of either Asterisk or the Cisco's in the building...
> 
> The situation: Incoming works fine on all phones. Outgoing only works from non-Cisco phones. When calling from a Cisco phone to an external phone, all the Cisco-user hears is a ticking crackle and
> after about a minute the phone disconnects.
> 
> A 'sip show channels' reveals the following:
> 
> Peer             User/ANR    Call ID      Seq (Tx/Rx)   Format
> [VoIP-provider]  [ext. number dialed]    5b1fe97c04d  00103/00000   g729
> [IP of Cisco phone]    [ID of Cisco]         0002b9a7-4b  00102/00102   ulaw
> 2 active SIP channel(s)
> 
> Here g729 pops up, even though I have configured [VoIP-provider] to only allow/use ulaw/alaw.
> 
> 
> asterisk -vvv shows:
> 
> 
>     -- Executing Dial("SIP/[ID of Cisco]-4663", "SIP/[VoIP-provider]/[ext. number dialed]") in new stack
>     -- Called [VoIP-provider]/[ext. number dialed]
>     -- SIP/[VoIP-provider]-77a8 is ringing
>     -- SIP/[VoIP-provider]-77a8 answered SIP/[ID of Cisco]-4663
>     -- Attempting native bridge of SIP/[ID of Cisco]-4663 and SIP/[VoIP-provider]-77a8
> 2005-07-13 10:20:48 NOTICE[23276]: chan_sip.c:2792 process_sdp: No compatible codecs!
> 2005-07-13 10:20:48 NOTICE[23280]: channel.c:1736 ast_set_read_format: Unable to find a path from g729 to ulaw
> 2005-07-13 10:20:48 NOTICE[23280]: channel.c:1703 ast_set_write_format: Unable to find a path from alaw to g729
> 2005-07-13 10:20:48 WARNING[23280]: chan_sip.c:1836 sip_write: Asked to transmit frame type 8, while native formats is 256 (read/write = 4/8)
> 2005-07-13 10:20:48 WARNING[23280]: chan_sip.c:1836 sip_write: Asked to transmit frame type 8, while native formats is 256 (read/write = 4/8)
> 2005-07-13 10:20:49 WARNING[23280]: chan_sip.c:1836 sip_write: Asked to transmit frame type 8, while native formats is 256 (read/write = 4/8)
> 2005-07-13 10:20:49 NOTICE[23276]: chan_sip.c:2792 process_sdp: No compatible codecs!
> 
> 
> 
> I have in my sip.conf in the [general] section the following:
> disallow=all
> allow=ulaw
> allow=alaw
> 
> and no allow/disallows at the phones themselves.
> 
> 
> This used to work just fine...  What could have happened...?
> 
> 
> 
> Regards,
> 	Evert
> 
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