First, restore the factory settings
In router privileged mode, enter the following command:
router# Erase Startup-contig! Restore factory settings
router# Reload! Reload an existing saved configuration
Second, modify the privileged password
Router>enable! Enter Privileged mode
Router#configure terminal! Go to Global mode
R-a (config) #enable password 123456789! command to set a password
Device power off, enter ROM mode
Rommom1>confreg 0x2142
Rommom2>reset
Enter the system and log in to privileged mode
router#
Router#copy Startup-config Running-config
Log in to global mode and reset the password
Router (config) #enable password Cisco
Retire to privileged mode and save the configuration file
router# Write Memory
router# Reload! Rebooting the system
Rommon1>confreg 0x2102! Reload the configuration file from NVRAM
Rommon2>reset
Third, backup configuration file
Server (192.168.1.1) router (192.168.1.1)
In privileged mode of the router, enter the following command:
router# copy running-config tftp
Address or name of remote host []? 192.168.1.1
Destination filename [router-confg]?
Iv. upgrading the operating system of the router
Environment: Server (192.168.1.1) router (192.168.1.1)
In privileged mode of the router, enter the following command:
router# copy tftp:flash:!copy destination file saved to disk
Address or name of remote host []? 192.168.1.1! Download Source IP Address
Source filename []? C2600-advipservicesk9-mz.124-15.t1.bin! Upgrading system files
Router#reload! Reload an existing saved configuration
This article is from "San mu mu" blog, please keep this source http://smumu.blog.51cto.com/9973783/1621981
Cisco Emulator Basic Operations