I have a Cisco 2511 with IOS 11.0 installed, running with a Linux Tacacs
provides access authentications.
Now, I have a problem....
How I can configure the router to prevents undesirable access to the modems
Any user, with an active account, seems to be able to do this!!! (via
such as: telnet nnn.nnn.nnn.nnn 20pp, where "pp" is the modem port number 1
Thank in advance.