You can't that I know of unless you have a copy of the config and its using the type 7 password, you could then decrypt that online. If you don't you can only reset it to default and start over.
Recovering a Device
To recover a device once the No Service Password-Recovery feature has been enabled, press the Break key within 5 seconds after the image decompresses during the boot. You are prompted to confirm the Break key action. When you confirm the action, the startup configuration is erased, the password-recovery procedure is enabled, and the router boots with the factory default configuration.
If you do not confirm the Break key action, the router boots normally with the No Service Password-Recovery feature enabled.
Remove the Compact Flash card Reboot the router It should come up in rommon mode Change the config-register to 0x2142 put the Compact flash card back in the router Reboot the router Say no to the auto config go into enable mode do the command copy start run this should have loaded your old config now change the password and save.... write memory change the config-register back to 0x2102 write mem relaod the router you should now be good to go.
This is actually a pretty cool feature, i didn't even know it existed until I was looking for a solution to advertise a subnet (prefix in BGP talk), only if a certain condition existed. This is exactly what conditional advertisements does
j ai une question j ai achete un routeur cisco 887VA-k9 , je le configuré avec la configuration ci- dessous
si je le lier avec mon pc portable sur l un de ses ports directement ça marche toute est bien ( la connexion internet + m...
Attached policy provides CLI access to the Cisco 4G router over text messaging. Two files are in the attached .tar file:
2. PDF with instructions on how to load and use the .tcl file.