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Reply To: no voice/ one way communication


Check your cross-connects, could be on wrong T1 channel.

TCIC is good idea. Are they ISUP trunks?

Can you run an SS7 test of any kind? What do you get?

Check call routing tables, is the call being sent to the TG?

Capture a CDR see what TG and CIC are on the the CDR…

Are the trunks staying servive?