On 06/01/2011 03:41 PM, Tzafrir Cohen wrote:
> On Wed, Jun 01, 2011 at 08:06:02AM +0200, randall wrote:
>> Hi all,
>>
>> After running fine for a few months now asterisk seems to hang
>> frequently , still functioning but the DAHDI channels seem busy  (users
>> report a busy signal when calling or being called)
>>
>> A reboot will allow it to run for another day or maybe 2  or 3 till the
>> problem occurs again.
>>
>>
>> running stock Asterisk 1.6.2.9-2+squeeze2 on Debian with stock kernel
>> 2.6.32-5-686
>>
>> i get the following errors:
>> pri_dchannel: PRI got event: HDLC Bad FCS (8) on Primary D-channel of span 2
>>
>> (happens on all 4 spans)
>>
>> and the following in dmesg:
>> [ 9004.635323] NOTICE-xpd_bri: XBUS-00/XPD-01: D-Chan RX DROP: BADFCS: 252
>> [ 9004.635332] NOTICE-xpd_bri: XBUS-00/XPD-01: D-Chan RX:    current
>> packet[0..2]: 55 55 FC
>> [ 9004.635340] NOTICE-xpd_bri: XBUS-00/XPD-01: Multibyte Drop: errno=-71
>>
>>
>> Channel 0/1, span 1 got hangup, cause 18
> 
> Is this happening in the middle of a call? Or only a while after the
> call ended?
> 

the "bad fcs" messages seem to happen random

the hangup happens when a call through DAHDI is attempted,
(usually after it has been working fine for a while a day or 2)

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