[SR-Users] Kamailio 4 + Asterisk 11: Local Extensions busy / congested

[Daniel-Constantin Mierla]

Hello,

maybe you can run asterisk in debug mode and get more hints from the log 
messages.

Cheers,
Daniel

On 5/28/13 3:35 PM, Michael Leuker wrote:
> Hi everybody,
>
> I've been following Daniel's excellent tutorial at
>
> http://kb.asipto.com/asterisk:realtime:kamailio-4.0.x-asterisk-11.3.0-astdb
>
> and managed to get registrations and outbound dialing to run. The 
> problem is that whenever I try to call a local extension (directly or 
> via trunk), CLI reports
>
>   == Everyone is busy/congested at this time (1:0/0/1)
>
> and plays the according VM message. "sip show peers" shows the 
> extension as online / the registration correctly passed along by Kamailio:
>
> 1001/1001       198.23.139.21            D            A 5060     OK (1 ms)
>
> 198.23.139.21 is the server IP and used for both Kamailio (5060) and 
> Asterisk (5080). Asterisk only allows for UDP, Kamailio for for UDP 
> and TCP connections.
>
> The server is connected directly to the internet and the only NAT is 
> on the client side. I have disabled NAT support both in Asterisk and 
> Kamailio because the clients support ICE and can connect using TURN to 
> the Asterisk echo-test just fine. Enabling NAT support (with and 
> without rtpproxy) in Kamailio doesn't solve the above problem (and 
> doesn't seem to be able to traverse all NAT situations in any case).
>
> To be clear: The Asterisk configuration itself is working flawlessly. 
> I don't encounter the problem at all if I connect directly to the 
> Asterisk server, either in its original, standalone configuration or 
> on port 5080 (after disabling the ACL allowing only the Kamailio IP 
> and re-enabling the password).
>
> Please let me know if you need specific logs (I wouldn't want to 
> needlessly clutter the original description with useless information) 
> to take a closer look at the problem. If this is a known issue, a 
> friendly pointer would be much appreciated as well! I've searched for 
> hours and hours and never seemed to find anything helpful. Have a 
> great day and with
>
> Best Regards,
> Michael
>
>
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-- 
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Training, San Francisco, USA - June 24-27, 2013
   * http://asipto.com/u/katu *

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