Hi  There is a way to check CT5520 reload reason? If some one can tell me the command for reboot history, it would be better. Thx

Hi, I have set up a web authentication with the internal Portal, and it works fine. Layer 2 security is none, Later 3 securiy is web Policy with "Authentication". When I changed the Web Authentication Type to "External", it didn't work. I have enab...

As the Pic below, It says that C1 can send the packet to C2, and the SW's port 2 would not do the fragment, but I still don't get it. I thought MTU liked  the size of the pipe, if set the MTU = 1514, it means that the pipe size is 1514, every frame ...

Hi, I can't call the UC from the PSTN,but I can call the UC directly by dialing the hunt polit number I set for the UC. This is the dial-peer I set in gateway,the ip address '142.100.64.13' is my CUCM's address,I changed the ip address to my UC's add...