[Asterisk-Users] PRI problems again - What should I do ?

tim panton tpanton at attglobal.net
Fri Nov 25 01:27:36 MST 2005


On 25 Nov 2005, at 07:51, Julian Lyndon-Smith wrote:

> Thanks for your help Tim:
>
> Comments inline:
>
> tim panton wrote:
>> On 24 Nov 2005, at 10:26, Julian Lyndon-Smith wrote:
>>> I know that's a real newbie question, but I have a problem.
>>>
>>> I keep getting frame rejects, and a D-channel bouncing up and  
>>> down. BT say that it is at my end. If I stop asterisk, stop the  
>>> zaptel service and restart, things seem ok for a while.
>> Pardon me for asking the obvious, but...
>> Have you _double_ checked the timing params in /etc/zaptel.conf?
>> your bt span should say something like:
>> span=1,1,0,ccs,hdb3
>> or perhaps
>> span=1,1,0,ccs,hdb3,crc4
>
> my settings are (and have been for over a year now)

Oh, in that case, the only things I can think of would be to swap the  
cables, and if that didn't help
call BT and ask them to tell you _exactly_ what they see. You may  
find that your line has
drifted off spec.

Tim.

http://www.westhawk.co.uk/

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