I've managed a large cluster (about 15000 phones) so I may be able to help you out here. What is it that you're looking to do and what is it that you find confusing? If you can provide some more info, I'll be glad to try and help you out.
If you want to use a provisioning tool to help manage this (likely the easiest route), then you can check out various offerings from 3rd-party vendors such as 2Ring's MACC, CUPM (Cisco Unified Provisioning Manager), and even vendors like Mitel have products that help with 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 ...