[asterisk-users] PRI problems - no D channel

[Don]

Heh...everytime I have lost the D channel it has always been on the provider 
end.

----- Original Message ----- 
From: "Ron Gage" <ron at rongage.org>
To: <asterisk-users at lists.digium.com>
Sent: Thursday, August 17, 2006 2:32 PM
Subject: Re: [asterisk-users] PRI problems - no D channel


> Quoting C F <shmaltz at gmail.com>:
>
>> My guess is it's some Intel mobo.
>> Did you restart the system since? If you did that might be the
>> problem, try restarting and unplug the power for at least 60 seconds
>> before powering it back up.
>
> That was the first thing I tried:  first trying to unload/reload the 
> wct1xxp and
> zaptel modules, then reload them, then tried rebooting the computer 
> (multiple
> times), then this morning, I gave it a 30 minute time out.  No effect - 
> still
> getting the D-chan errors.
>
> Unfortunately, the system is some 90 miles north of here so I can't verify 
> if
> anything on the Adtran has changed or not (or reseat cables).  My remote 
> hands
> aren't available right now either so I can't verify anything regarding the
> circuit at this time.
>
> The fact that I am not getting any error reports at all about the 
> transport
> (HDLC type errors) tends to make me think that the circuit is fine.  I 
> would
> have to imagine that if the channel switched from PRI to T1 it would throw 
> all
> kinds of errors.  Same thing if the signaling or buildout or what not was
> incorrect.
>
> The only errors I am seeing are the ones about the D channel not being 
> there,
> and one (probably quite related) about "head of queue has not been 
> transmitted
> yet".
>
> Ron
>
>>
>> On 8/17/06, Ron Gage <ron at rongage.org> wrote:
>>> The PRI is connected at one end to an Adtran Atlas, I believe a 600.
>>> The other end of the PRI is connected to a Digium T100.  The two are 
>>> seperated
>>> by roughly 10 foot of cat-5.
>>>
>>> Motherboard is whatever Dell put into their Precision 530MT line of
>>> workstations.
>>>
>>>
>>> Like I said, it worked just fine yesterday and today I am getting 
>>> D-Channel
>>> errors.
>>>
>>> Thanks for your assistance!
>>>
>>> Ron
>>>
>>>
>>> Quoting C F <shmaltz at gmail.com>:
>>>
>>> > What is the PRI connected to:
>>> > What hardware for the T1?
>>> > What Motherboard?
>>> >
>>> > On 8/17/06, Ron Gage <ron at rongage.org> wrote:
>>> >> Hey guys:
>>> >>
>>> >> I am having a bit of a problem with our PRI under Asterisk.  I am
>>> seeing the
>>> >> following error every 10 seconds...
>>> >>
>>> >> Aug 17 08:54:55 WARNING[2458]: chan_zap.c:2289 pri_find_dchan: No
>>> D-channels
>>> >> available!  Using Primary channel 24 as D-channel anyway!
>>> >>
>>> >> Of course, I have the d-chan defined in /etc/zaptel.conf...
>>> >>
>>> >> loadzone = us
>>> >> span=1,1,0,esf,b8zs
>>> >> bchan=1-23
>>> >> dchan=24
>>> >>
>>> >> Neat thing is: this worked yesterday and isn't working today
>>> (Asterisk isn't
>>> >> answering the PRI on any inbound DID).
>>> >>
>>> >> zttool shows no problems with the T100 and no alarm conditions.
>>> The PRI is
>>> >> being drove by an Adtran Atlas.
>>> >>
>>> >> HELP!
>>> >>
>>> >>
>>> >> Ron Gage - Westland MI
>>> >> ron at rongage.org
>>> >>
>>> >>
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>>>
>>>
>>> Ron Gage - Westland MI
>>> ron at rongage.org
>>>
>>>
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>
>
>
> Ron Gage - Westland MI
> ron at rongage.org
>
>
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