How to backup Cisco switch/router config in easy steps

Step1: create a text file in C:\ drive or your preferred drive and name it like switch-config.txt  or your preferred name.

Step2: open command prompt and type as follows

Telnet –F c:\switch-config.txt IP-Address-of-switch

switch>Enable

provide privilege password

#Terminal Length 0

#Show run

#Show start

#show vlan brief

Now you can exit from telnet and go to c:\ drive and open switch-config.txt to view switch/router config.