[c-nsp] Frame Circuit Not Cooperating

John Neiberger John.Neiberger at efirstbank.com
Thu Sep 15 10:30:07 EDT 2005


>  I think you have a bad HTU (or NIU) card out there.  I've had 2 of
>these fail
>to where the interface on the card that is plugged into your T1 card
is
>bad,
>but the rest of the card is good.  As a result the phone company
always
>thinks
>the T1 to the NIU card is good and that your CSU or cabling or
whatever
>is
>bad and no matter what you change out the circuit never works.

This happens to us fairly often, relatively speaking. All of our techs
take loopback plugs with them into the field. If they suspect this might
be the problem, they disconnect our equipment entirely and put the hard
loop plug directly into the NIU and let Qwest test to that. That usually
saves us a bit of time.

John
--


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