[asterisk-users] TDM400P Circuit/channel congestion problem

[Tzafrir Cohen]

On Thu, Feb 05, 2009 at 02:22:12PM +0700, Asfihani wrote:
> Hello,
> 
> I have an issue with Digium TDM 400 card series. When I try to make  
> outgoing call (PSTN call) for example, the Zap channel could not be  
> created and busy channel message appeared. Below is the full log :
> 
> [Feb  5 09:26:17] VERBOSE[3047] logger.c:     -- Executing [s at macro- 
> dialout-trunk:20] Dial("SIP/213-09648720", "ZAP/g1/08170709XXX|300|")  
> in new stack
> [Feb  5 09:26:17] WARNING[3047] app_dial.c: Unable to create channel  
> of type 'ZAP' (cause 34 - Circuit/channel congestion)
> [Feb  5 09:26:17] VERBOSE[3047] logger.c:   == Everyone is busy/ 
> congested at this time (1:0/1/0)
> [Feb  5 09:26:17] DEBUG[3047] app_macro.c: Executed application: Dial
> [Feb  5 09:26:17] VERBOSE[3047] logger.c:     -- Executing [s at macro- 
> dialout-trunk:21] Goto("SIP/213-09648720", "s-CONGESTION|1") in new  
> stack
> [Feb  5 09:26:17] VERBOSE[3047] logger.c:     -- Goto (macro-dialout- 
> trunk,s-CONGESTION,1)
> 
> The problem is fixed (outgoing call will work fine) when the PSTN  
> cable attached to card are _manually_ unplugged and then plugged back  
> to card. Of course, I don't want to do this job everytime when server  
> restarted :-). Searching over internet, it say that I must disable  
> echotraining, but the problem still persist.

Known issue of 1.4.22 . Fixed in 1.4.23 . 

If you want to fix it yourself, you can find a patch for it in our SRPM:

http://updates.xorcom.com/astribank/elastix/repo/

-- 
               Tzafrir Cohen
icq#16849755              jabber:tzafrir.cohen at xorcom.com
+972-50-7952406           mailto:tzafrir.cohen at xorcom.com
http://www.xorcom.com  iax:guest at local.xorcom.com/tzafrir