Hello, I have Cisco PLM ver 10.x that i have to change IP address, i need to know what will happen as soon i change IP address? do i have to rehost license file? please keep in mind I do not have Smart support from Cisco but my license are purchased ...

Conference now feature on CUCM ver 12.1 working fine but I have one problem for external callers.   if external caller join before host join the call they got disconnect after 30 second, i checked in documentation and it says 15 mint is the default t...

Hello,   I am using CUCM 12.x (BE) where the i need help of caller ID for forwarded numbers.   my phone 1 forward his calls to phone 2, when phone 3 is calling to phone 1, call is successfully forward to phone 2 but phone 3 can see that call is forwa...

i need help to configure COR in CME/SRST my problem is ephone-dn register when SRST active but when SRST is not live then how can i restrict DNsplease advise,

Hello All,i have a customer who has MAC computers with 1000mb LAN card connected with ESW520 Switches (Switch ports are 10/100 and between the switches Gig connection with all CAT6 cables) each port has IP Phone and Desktop (MAC). if one PC1 transfer...