Back up and Restore Configuration Files using TFTP
This is a step-by-step approach to copy a configuration from a router to a TFTP server, and back to another router. Before you proceed with this method, make sure you have a TFTP server on the network to which you have IP connectivity. Backup Procedure At the Router> prompt, issue the enable command, and provide the required password when prompted. The prompt changes to Router# , which indicates that the router is now in privileged mode. Copy the running configuration file to the TFTP server: CE_2# copy running-config tftp: Address or name of remote host []? 64.104.207.171 Destination filename [ce_2-confg]? backup_cfg_for_my_router !! 1030 bytes copied in 2.489 secs (395 bytes/sec) CE_2# Restoring Procedure Open the configuration file with a text editor. Search for and remove any line that starts with "AAA". Note: This step is to remove any security commands that can lock you out of the router...