[IOS upgrade] C2500 시리즈

 

 

1. config  -registe  값을0x1  로 변경한다 .

Router(config)#config- register 0x1

 Router(configexit

 Router#reload

 

2.먼저  enable한 후 설정 상태를 확인한다. TFTP 서버와 Ping test

R1(boot)en

Password: 

R1(boot)sh ip int bri

Interface-Address      OK?  Method Status                 Protocol

Ethernet0   192.168.2.1YES  NVRAM up                     up

Loopback0 192.168.1.1YES   NVRAM  up                    up

Serial0  192.168.3.2    YES  NVRAM  up                    up

Serial1  unassigned     YES  not set administratively down  down

R1(boot)ping 192.168.2.2

Type escape sequence to abort.

Sending 5, 10-byte ICMP Echos to 192.168.2.2, timeout is 2 sec nds:

!!!!!

Success rate is 100 percent (5/5), r-trip min/avg/max = 4/203/1000  s

R1(boot)copy tftp flash

System flash directory:

File  Length   Name/status

  1   5721700  c2--l.12-8b.bin 

[5721764 bytes used, 2666844 available, 8388608 total]

Address or name of remote host [255.255.255.25192.168.2.2

Source file name c2500- -l.120-8b.bin

Destination file name [c2--l.12-8b.bin]?

Accessing file 'c25--l.12-8b.bin' on 192.168.2.2...

Loading c2500--l.12-8b.bin from 192.168.2.2 (via Ethernet0): ! [OK]

Erase flash device before writing? [confirm!]

Flash contains files. Are you sure you want to erase? [confirm!]

Copy 'c2500--l.12-8b.bin' from server

  as 'c25-i-l.12-8b.bin' into Flash WITH erase? [yes/no]yes

Erasing device... eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee ...erased

Loading c2500--l.12-8b.bin from 192.168.2.2 (via Ethernet0): !!!!!!!!!!!!!!

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

[OK -5721700/8388608 bytes]

Verifying checksum...  OK (0x788F)

Flash copy took 0:02:50 [hh:mm:ss]

R1(boot)#