During a new 4.1.3 call mgr install, 7961 phones hung during bootup. Had to remove the followimg cmds from the 3750 stacks to get them to boot:
Removed ip verify source from each interface
Removed ip arp inspection ?vlan info? from global config
Removed ip dhcp snooping ?vlan info? from global config
Since then, the phone loads have been upgraded to 8.0.4.sr1 and all seems well. I's like to tell customer that the new load fixed the problem, but I have yet to see anything about it in the release notes.
Re: phones don't boot with certain ios switch cmds
I had a similar problem on 6509 switches with some 7.X.X phone load, but did not get a chance to upgrade the loads. Every new phone when connected to the network for the first time would get stuck in "Configuring IP".
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...