Does anyone know of a good way to mount a 7821 or 7841 phone to either a single-gang electrical box, or standard telephone mounting plate (with keyhole posts)?The issue here is that the 78XX phones do not have the built-in keyhole mounting notches th...

What are the options for a customer that has a VM only Unity (3.0.3 w/ Exch 5.5 on box) and now wants to add a second Unity for failover? Is a complete rebuild required?

I've got four FXO ports on a 3640 router connected to ground-start lines from the CO. Incoming calls work fine, but when trying to dial out the digits somehow get prefixed with a "1"!For example:Dial 5551212 and the CO gets 15551212Dial 14085551212 ...