I have had this issue sometime when the agent suddenly cannot log on to the selected device although that it worked the day before. The solution was then to do a hard resett (pull the powercord) on the hard phone so it did a total reboot and reregistered to call manager. Then it worked again to log on to the device. Try this
i wana thank you all for your responses,they were really very helpful.The login problem has been sorted.i had to associate the device with icm in the Application User page of User Management in the CCM as suggested by Branmill in his response.
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...