I have a cisco 7936 conference phone that not register to cucm.
It gets an IP address then keeps saying it can't contact the TFTP server.
I've tried restarting the TFTP services on the call managers .
Cucm Version :9.1
Software Version: 3.3(2.00)
Protocol Type: SCCP
Boot Load ID: PC0503031518
Application Load ID: CMTERM_7936.3-3-2-0
Local Number: 4012
I defined the configuration of the network manuallly and i made factor defult to phone even the phone did not registered. also i tried loading new version even so the phone didn't made an updating.
Try upgrading to the latest firmware and try registering. Following is the procedure: