The feature set that you have is the "ENTERPRISE SERVICES"; you will need to get an "ADVANCED ENTERPRISE SERVICES" IOS image in order to get the "SCCP Controlled Analog (FXS) Port with Supplementary services" feature; one of them is IOS 12.4(20)T (c2800nm-adventerprisek9-mz.124-20.T.bin).
Whenever you need a Voice feature on a GW, you just need to make sure that the IOS release ends with a T; just upgrade the IOS to the one listed above and you will get the SCCP feature.
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...