It sounds like it’s in the provider’s provisioning. Try a few test calls with the new and existing numbers and check the smdr (logs re smdr new 12) to see if anything at all came in on the trunks. They may be trying to send you more or less than 4 digits.


JimmyV

"Well informed people know it is impossible to transmit the voice over wires. Even if it were, it would be of no practical value" Boston Post, 1865