cisco2610XM路由器的恢复出厂设置，备份配置文件，修改密码，以及升级

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恢复出厂设置
Router#erase startup-config
Router#reload
修改秘密
Router(config)#enable password cisco
Router#reload
Proceed with reload? [confirm]
elf decompressing the image :
################
monitor: command "boot" aborted due to user interrupt
rommon 1 > confreg 0x2142
rommon 2 > reset
Continue with configuration dialog? [yes/no]: no

Router>en

Router#copy startup-config running-config
%% Non-volatile configuration memory invalid or not present（这句话的意思是，文件空，说明刚刚没有保存文件需要重新设置并且保存）

Router(config)#enable password cisco
Router#write memory
Building configuration...
[OK]
断电重启
Self decompressing the image :
################
monitor: command "boot" aborted due to user interrupt
rommon 1 > confreg 0x2142
rommon 2 > reset
Router#copy startup-config running-config
Destination filename [running-config]?

446 bytes copied in 0.416 secs (1072 bytes/sec)
Router#
%SYS-5-CONFIG_I: Configured from console by console
Router(config)#enable password 123456
Router#write memory
Router#reload
Self decompressing the image :
######
monitor: command "boot" aborted due to user interrupt
rommon 1 > confreg 0x2102
rommon 2 > reset

备份
首先准备一台服务器配置好IP地址
再配置路由器

Router(config)#inter f0/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.1.2 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router#copy running-config tftp
Address or name of remote host []? 192.168.1.1
460 bytes copied in 3.08 secs (0 bytes/sec)

路由器升级
Router#copy tftp flash:
Address or name of remote host []? 192.168.1.1
Source filename []? c2600-advipservicesk9-mz.124-15.T1.bin
Accessing tftp://192.168.1.1/c2600-advipservicesk9-mz.124-15.T1.bin...
Loading c2600-advipservicesk9-mz.124-15.T1.bin from 192.168.1.1: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 33591768 bytes]