[asterisk-users] Issues with dahdi show status output (and check IRQs)

[giovanni.v]

Il 09/12/2011 17.11, Olivier ha scritto:
>>> 2. On a more general plan, is taking down layer 1 on idling spans
>>> >>  something PBXs are negociating with each other (the public switch
>>> >>  trying to take the layer one down, listening to an acknowledge
>>> >>  from the private PBX) or is it more brutal than that ?
>> >
>> >  Not that I'm aware of, but I could be mistaken.
> Is it correct to think that Point-to-Point BRI is not (or less) prone
> to this phenomenon ?

Yes, assuming no hardware/configuration problems this shouldn't happen 
on PTP.

> Point-to-Point BRI mode is
> that it mimics PRI in that a single D-channel concentrates signalling
> for several BRI lines.

No, every BRI handle signalling in it's own D channel.