What is Telnet?



                                              Telnet




*Telnet (terminal emulator)*
*Used to access devices remotely.
*It used Port No. TCP 23
*It  transmit all the traffic in the clear text. 
*So its not secure.


How to use telnet?


In windows Operating system you can use command promt .

Syntex:

Telnet device IP.





Router configuration on Cisco device(Router and Switch).

*Go to the Router or switch,s  consol.


R1>
R1> enable 
R1#
R1(config)#
R1(config)#enable password
R1(config)#LINE VTY 0 4
R1(config-line)#password
R1(config-line)login





For details you can watch my video.





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