[asterisk-users] busy hangup HDLC Bad FCS (8) on Primary D-channel

[randall]

On 06/01/2011 01:12 PM, Karsten Wemheuer wrote:
> Hi randall,
> 
> Am Mittwoch, den 01.06.2011, 10:00 +0200 schrieb randall:
>>>     >     i get the following errors:
>>>     >     pri_dchannel: PRI got event: HDLC Bad FCS (8) on Primary D-channel
>>>     >     of span 2
>>>     >
>>>     >
>>>     >     Your telco provider has crc on or off , that is not matching with
>>>     > your server cross check with them.
>>>     > and this problem solve 4 problems
>>>     >
>>>     >
>>>     thanks for the reply,
>>>
>>>     what is crc (same as crc-4?)
>>>     and where can i set this?
>>>
>>> same crc or crc4
>>>
>>>     --
>> adding crc as follows, span=1,1,0,ccs,ami,crc, causes DAHDI to not load
>> at all
> 
> As I can see from Your first post, You are using BRI in
> point-to-multipoint mode. On BRI lines there is nothing like CRC/CRC4
> and that is the reason, why the config is not loading any more.
> 
> On a PTMP line there may be some CRC-errors from time to time, when the
> provider shuts down the line, which is normal in some countries. But
> this has nothing to do with Your initial problem.
> 
> Unfortunately I don't know a solution for Your problem. It may be a
> hardware issue.

is there a way to trace down the hardware causing this?


> 
> HTH,
> 
> Karsten
> 
> 
> 
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