Hey guys! Wondering if you could help me out...  I have a SIP trunk that is used exclusively for outbound calling. I am running into an issue where if a number is dialed that is "out of service" the phone will return a busy tone. This causes confus...

Hey guys,I'm having an issue that partially brought down our network. Just wondering if someone could help me out. I've gone through previous posts regarding looping through IP phones but none really came to a definate conclusion.So a user plugged bo...