[VoIP] T1 related Problem

Kirt Stanfield kirtley.stanfield at comcast.net
Sun Feb 4 20:21:21 CST 2007


I tried up to a 5 second delay before the start of dialing (using 10 w's 
in the dialstring). No change. It seems that no matter what only the 
last of my 3 digits is getting out to the switch.

Kirt

Kirt Stanfield wrote:

>Shane,
>
>I have to think the native bridge must be involved. This problem only 
>happens when the call originates and terminates on the T1 bank. Calls 
>coming in from either my SIP phone or CNET go out just fine to my switch.
>
>Kirt
>
>Shane Young wrote:
>
>  
>
>>Quoting Kirt Stanfield <kirtley.stanfield at comcast.net>:
>>
>> 
>>
>>    
>>
>>>Let me clarify oen thing.
>>>
>>>When I was using the TDM 400 card I never saw the message about the
>>>native bridge,a nd the same thing worked. The problem started when I
>>>went to T1 and stoppe dusing the tDM 400 (although it is still in the
>>>machine).
>>>
>>>It almost appears to be a timing problem - perhaps asterisk is trying
>>>the native bridging before it outpulses to the switch.
>>>   
>>>
>>>      
>>>
>>I've never seen it either for a zap channel, however I have features  
>>enabled which would always prevent it.
>>
>>Again, it waits until it get's the answer back from the channel before  
>>it attempts this (as you show in your output) so I don't think the  
>>native bridge is the problem.
>>
>>You could try putting in a wait in your dial string before dialing to  
>>see if that helps.
>>
>>--Shane
>>
>>
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>> 
>>
>>    
>>
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