I think your audience might need more information on the type of integration you are hoping for in order to help you. Are you keeping the Nortel PBX and want to dial between Nortel and CallManager (PBX integration) Are you wanting to run the Nortel phones on CallManager?
Good news. It seems you are going to Cisco. Take a look at nortel documentation I think you should have, and change using an tftp sever the 11XX series firmware to a sip firmware. Then try to join the SIP Nortel Phone to Call Manager using an standar SIP profile in Call Manager.
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The short answer is that you don't.... That isn't entirely true while at
the same time it kind of is, but for the most part you don't configure
the softkeys. You enable or disable them via TCL. Here is the long
answer. Be sure to read the whole thing or e...
Topology: IP Phone > Switches > Microsoft NPS setup to forward 802.1x
proxy to > ISE 2.1 patch 3 Authentication: EAP-TLS using Cisco MIC SANs
Phone Models 802.1X support? 802.1x flavor Addtl Comment EAP-MD5 EAP-TLS
Cisco 3905 Y Y N Cisco 6911 Y Y N Cisco ...