Hi All, Cisco 3911 model ip phones,which when connected to an external adaptor is working properly and getting registered to CUCM and the it has latest firmware version as SIP3951.8-1-4a loaded in it.But when the same is connected with the PO...
Hi Aman, Thanks for the response,we have already tried the above possibility and the POE switch is giving sufficient power to the phone and there are enough power(in watts) remaining as well.Checked the configuration of the switch with respect...
