atcomsystems.ca/forum Forums TDM Business Telephone Systems Comdial Telephones & Systems DX-120 7271C VM keeps crashing

No go...the VM worked all weekend until noon on Monday. I'm going to replace the CPU board early tomorrow morning.

I'm still puzzled why you can get a busy when you dialed the individual ports, but a no answer when you dial the UCD group number, And I already checked, there are only four stations used fr the UCD members