[asterisk-users] Broken UDP streams

[Al lists]

Maximum retries exceeded on transmission usually comes from NAT issues.
you can try this system without NAT and see if problem has resolved.


On 9/7/07, Adrian Marsh <Adrian.Marsh at ubiquisys.com> wrote:
>
>  Hi All,
>
>
>
> I'm working from home today (DSL -> Internet -> 2MB leased line -> A*K
> server behind NAT), and trying to pickup voicemail using Zoiper..
>
> I can access the VM system, I hear all the prompts, and I can even hear
> part of the message playback.
>
> But then I get silence on the call (call stays up), and I get:
>
>
>
> Parsing '/var/spool/asterisk/voicemail/default/2027/Old/msg0000.txt':
> Found
>
>     -- Playing '/var/spool/asterisk/voicemail/default/2027/Old/msg0000'
> (language 'en')
>
> Sep  7 13:51:30 WARNING[30737]: chan_sip.c:1228 retrans_pkt: Maximum
> retries exceeded on transmission
> NmM3YmNhNjk0NzhhMjFlYmU5Yzg1YTBmNThlZDNhYWQ. for seqno 2 (Critical Response)
>
> Sep  7 13:51:30 WARNING[30737]: chan_sip.c:1245 retrans_pkt: Hanging up
> call NmM3YmNhNjk0NzhhMjFlYmU5Yzg1YTBmNThlZDNhYWQ. - no reply to our critical
> packet.
>
> == Spawn extension (from-sip, voicemail, 4) exited non-zero on
> 'SIP/427-b780fa40'
>
>
>
> On the A8k log.
>
>
>
> I'm guessing packets are getting lost, but don't understand why it would
> only be in VM playback that it happens.
>
>
>
> Any ideas?
>
>
>
> Adrian
>
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