SCCP version can change from version to version of CUCM, I don't think it changes that often, but that is the reason you define it on the other side (GW) so that proper SCCP version can be used between DSP profiles and CUCM. Here is interesting doc:
Not very significant when it comes to DSP farms at all, I never worried about it, just go with the most latest version applicable to you that you can. I.e. if you are running CUCM 8.6 but the IOS only gives option 7.0+ go with that one.
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 ...
This document describe how DST changes and how time changes are
implemented in DST. Daylight Saving Time (DST) is the practice of
setting the clocks forward 1 hour from standard time during the summer
months, and back again in the fall, in order to make b...