Cisco 7985 IP phone unregisters after some period of time. When I plug it out and in again, it registers with the Call Manager, but becomes unavailable in 5-10 minutes. I have to unplug it and plug it in again to make it work. Other phones work fine.
Can it be just a communication problem somewhere in the wires?
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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 ...