I have a CUCM setup with several different hard drives (each with a different version of CUCM) that I swap between as the occasion calls for it.  I only have 5 IP Phones (7960 model) so I do a factory reset when I need to connect them with a differen...

I performed an upgrade yesterday on my CUCM 8.0(2) switch to the latest 8.5(1)SU1, but the upgrade failed.  The upgrade was still going when I left last night and when I got into work today the switch was still at 8.0(2) so that was when I knew somet...

Hi, i have recently been hired by a firm as an intern working on IP telephony and call manager. i dont have much experience in this field and i really am in need of some help. i hav a situation. I have a 2801 router with CME 3.2 on it. it has 2 ip ph...