Joke Collection Website - Bulletin headlines - Take Cisco as an example. What is VTY? Generally speaking, how many virtual terminals does a router support? What are they? The switch supports several virtual terminals.

Take Cisco as an example. What is VTY? Generally speaking, how many virtual terminals does a router support? What are they? The switch supports several virtual terminals.

VTY is a virtual terminal. You know it yourself. Generally, line vty 0 4 is used (0 ~ 4 and 5 virtual channels are opened). Cisco supports more virtual terminals, reaching hundreds, and one channel can provide one user access. The following is a configuration example for establishing telnet login:

Input in global mode:

Enable password ccit // privileged password

Line vty 0 // opens a virtual channel.

Password ccit // Set the password

Login//Turn on authentication