[asterisk-users] Hanging up call - no reply to our critical packet

[Jonas Kellens]

For those having the same problem, my solution was to upgrade to the 
newest firmware on the Linksys WAG160.
It seemed a NAT-problem because NAT-ting was not correctly handled by 
the firmware.

Jonas.

On 05/21/2010 02:41 PM, Jonas Kellens wrote:
> Hello list,
>
> I am confronted with the following problem :
>
> making a call only leasts for about 30 seconds, then the call is 
> ended. The CLI shows :
>
> [May 21 14:31:50] WARNING[25345]: chan_sip.c:1980 retrans_pkt: Maximum 
> retries exceeded on transmission 954539948-5060-2 at 192.168.1.100 for 
> seqno 11 (Critical Response) -- See doc/sip-retransmit.txt.
> [May 21 14:31:50] WARNING[25345]: chan_sip.c:2002 retrans_pkt: Hanging 
> up call 954539948-5060-2 at 192.168.1.100 - no reply to our critical 
> packet (see doc/sip-retransmit.txt).
>
> I read about SIP-packets being retransmitted but in the end not being 
> acknowledged and so Asterisk ends the call.
>
>
> The network is like this :
>
> analogue phone -- Grandstream GXW4008 -- Linksys WAG160 -- Asterisk 
> server -- ITSP
>
>
> Is this a NAT-problem in the router ?? Can it be resolved ?
>
>
> Kind regards,
>
> Jonas
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