What Bill said. 1 PRI=23B+1D. 4 PRIs=92B+1D.

Some carriers are known to give you 1 D channel with each PRI, some only 1.

Inquire of your carrier.

They should also have error logs and be able to tell you what caused the D channel to drop.

Who is your Carrier, BTW?

Sam


"Where are we going and why are we in this hand basket?"