Can I set this up so that ip phones in site A registers with CME in siteA. If CME in siteA fails, the phones will register with CME in siteB across the T1 WAN link. The reverse from siteB to siteA, will also be true.
CME in siteB will act as backup for CME in siteA and vice versa.
This was my thought before I asked the question. I was thinking if I configure the CME ip address of both CME routers for DHCP option 150, then the phones will try registering with the second DHCP option, if the first fails. It will look something like this:
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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 ...