[c-nsp] T1 down in all MLPPP Bundles
Eric Kagan
ekagan at axsne.com
Fri Feb 3 19:27:33 EST 2006
>
> On Thu, Feb 02, 2006 at 07:41:23AM -0500, Eric Kagan wrote:
> > T1 0/1 is down.
> > Applique type is Channelized T1
> > Cablelength is long gain36 0db
> > Transmitter is sending remote alarm.
> > Receiver is getting AIS.
>
> The CSU/DSU/Smartjack (whatever it's called on T1s) is
> telling you "there is something broken on the network side of me".
>
> AIS is an alarm signal that tells you "the local connection
> is fine, but somewhere further out, it isn't".
>
> Carriers should be able to see this themselves, but usually
> it takes some pushing for them to realize "oh, you're saying
> it's *my* device that signals an alarm to you? then we need
> to check again!"...
It was layer 1 everyone, thanks. I was reading way too deep in to it and
relying on partial info. All but 1 have been resolved.
Thanks
Eric
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