NT/Inteliquent has always been awesome in helping narrow this down. If
you haven't called them for fear of wasting their time, I strongly
suggest it. ATT is next to useless on FGD trunking no matter who you
talk to. I usually can't even get them to tell me which carrier is
attempting to
A growing number of IXC/LD calls inbound into us have either no audio or
delayed audio. We are attempting to narrow down the common carrier, but
this is a difficult task. We have IXC trunks with multiple providers. So
far it seems to be mostly our ATT trunks and Neutral Tandem trunks. ATT
