Update: 8:05am we are back in business. We get our timing from our PRI's. Timing was lost. I can fix that on our end.
Both incoming and ourgoing calls to 3307973900 and 3307973901 are working.
Calls to 3307973900 and 3307973901 are ring no anser. Our PRI's are down again. ATT is aware. I will post more info after teh sun comes up.