Backup and restore configuration using Trivial File Transfer Protocol (TFTP)

Run tftp server (pumkin on tftpd) 
 Ensure tftp server is listening 
 ping 192.168.74.129
 
 Backup (from ASA) 
 
 copy running-config tftp://192.168.74.129
 
 
 On the server side: 
 
 Rename config. 
 
 Restore (to ASA) 
 
 ensure the correct name of config exists before pulling it from target. 
 configuration will be applied immedeately (otherwise, use 'startup-config' as a destination file) 
 
 copy tftp://192.168.74.129/running-config.2025-09-20.2040.working running-config
 
 
 Login and overwrite startup config, reboot if needed. 
 wr m
reload