I just tested a similar configuration on CUCM 7.1, and my observation is that if you add the prefix in the route pattern, it modifies the called number displayed on the phone, however if you do it on the route list configuration (on route list details) it doesn't display the prefix. Are you sure you don't do any manipulation on the route pattern?
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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 ...