Router#config terminal Router(config)#config-reg 0x2101 Router(config)#exit Router#reload
Wait for the router to reboot, then reconnect. Once you're back online, re-enter the enable mode.
Router>enable Router#copy tftp flash Address or name of remote host [255.255.255.255]? 10.10.1.2 Source file name? igs-j-l.120 Destination file name [igs-j-l.120]? igs-j-l.120 Accessing file ' igs-j-l.120' on 172.16.101.101... Loading igs-j-l.120 from 10.10.1.2 (via Ethernet0): ! [OK] Erase flash device before writing? [confirm] y Flash contains files. Are you sure you want to erase? [confirm] y Copy ' igs-j-l.120' from server as 'igs-j-l.120' into Flash WITH erase? [yes/no] yes Erasing device... eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee...erased Loading file1 from 10.10.1.2 (via Ethernet0): ! [OK - 6070088 bytes] Verifying checksum... OK (0x14x4) Flash copy took 0:00:31 [hh:mm:ss]
Now undo the configuration register.
Router#config terminal Router(config)#config-reg 0x2102 Router(config)#exit
