Lab 6: Nạp IOS image cho switch 2900, 3500

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Lab 6: Nạp IOS image cho switch 2900, 3500



Mô tả

–Bài thực hành này mô tả cách nạp IOS image cho switch 2900 và 3500 series.

–PC nối với switch qua cổng console. IOS image sẽ chứa trong PC và được truyền qua Catalyst switch bằng giao thức xmodem.

Thực hiện

1. Quá trình boot của switch 2900 khi mất IOS image:

C2900XL Boot Loader (C2900-HBOOT-M) Version 12.0(5.1)XP, MAINTENANCE INTERIM SOFTWARE

Compiled Fri 10-Dec-99 11:06 by cchang
starting...
Base ethernet MAC Address: 00:b0:64:c9:cd:40
Xmodem file system is available.
Initializing Flash...
flashfs[0]: 3 files, 1 directories
flashfs[0]: 0 orphaned files, 0 orphaned directories
flashfs[0]: Total bytes: 3612672
flashfs[0]: Bytes used: 3584
flashfs[0]: Bytes available: 3609088
flashfs[0]: flashfs fsck took 2 seconds.
...done Initializing Flash.

Boot Sector Filesystem (bs installed, fsid: 3
Parameter Block Filesystem (pb installed, fsid: 4

The system is unable to boot automatically because there are no bootable files
to boot.

 Switch không tìm thấy IOS image

switch:

2. Copy IOS image từ xmodem vào flash, lấy tên là bootfile

switch: copy xmodem: flash:bootfile
Begin the Xmodem or Xmodem-1K transfer now...

–Sau khi switch xuất hiện dòng thông báo trên, ở cửa sổ Hyper Terminal, chọn Transfer/Send File. Chọn IOS image cần truyền từ PC, chọn protocol là xmodem. Phải thực hiện việc này trong vòng 3 giây, nếu không switch sẽ bị timeout quá trình nhận file.

CC................................................ ............................
.................................................. ............................
..............

File "xmodem:" successfully copied to "flash:bootfile"  quá trình copy đã hoàn tất

3. Cấu hình cho switch boot bằng IOS image vừa được copy

switch: boot flash:bootfile

Loading
"flash:bootfile"...########################### #### ############################
################################################## ############################
##################

File "flash:bootfile" uncompressed and installed, entry point: 0x3000

executing...

cisco Systems, Inc.
170 West Tasman Drive
San Jose, California 95134-1706

Cisco Internetwork Operating System Software
IOS (tm) C2900XL Software (C2900XL-C3H2S-M), Version 12.0(5.2)XU, MAINTENANCE
INTERIM SOFTWARE
Copyright (c) 1986-2000 by cisco Systems, Inc.
Compiled Mon 17-Jul-00 17:35 by ayounes
Image text-base: 0x00003000, data-base: 0x00301F3C

Initializing C2900XL flash...
flashfs[1]: 4 files, 1 directories
flashfs[1]: 0 orphaned files, 0 orphaned directories
flashfs[1]: Total bytes: 3612672
flashfs[1]: Bytes used: 1649664
flashfs[1]: Bytes available: 1963008
flashfs[1]: flashfs fsck took 6 seconds.
flashfs[1]: Initialization complete.
...done Initializing C2900XL flash.
C2900XL POST: System Board Test: Passed
C2900XL POST: Daughter Card Test: Passed
C2900XL POST: CPU Buffer Test: Passed
C2900XL POST: CPU Notify RAM Test: Passed
C2900XL POST: CPU Interface Test: Passed
C2900XL POST: Testing Switch Core: Passed
C2900XL POST: Testing Buffer Table: Passed
C2900XL POST: Data Buffer Test: Passed
C2900XL POST: Configuring Switch Parameters: Passed
C2900XL POST: Ethernet Controller Test: Passed
C2900XL POST: MII Test: Passed
cisco WS-C2912-XL (PowerPC403GA) processor (revision 0x11) with 8192K/1024K
bytes of memory.
Processor board ID FAB0403W0LS, with hardware revision 0x01
Last reset from warm-reset

Processor is running Enterprise Edition Software
Cluster command switch capable
Cluster member switch capable
12 FastEthernet/IEEE 802.3 interface(s)

32K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address: 00:B0:64:C9:CD:40
Motherboard assembly number: 73-3397-07
Power supply part number: 34-0834-01
Motherboard serial number: FAB040263DN
Power supply serial number: PHI034005GP
Model revision number: A0
Model number: WS-C2912-XL-EN
System serial number: FAB0403W0LS_

Press RETURN to get started!

Switch>enable
Switch#

4. Dùng lệnh show flash để xem nội dung bộ nhớ flash

Switch#show flash:
Directory of flash:/
2 -rwx 1645824 Jan 01 1970 00:37:30 bootfile
4 -rwx 776 Mar 01 1993 01:00:44 vlan.dat
6 -rwx 17 Jan 01 1970 00:00:56 env_vars
7 -rwx 765 Mar 01 1993 00:59:17 config.text
3612672 bytes total (1963008 bytes free)
Switch#
5. Dùng lệnh show boot để kiểm tra các tham số boot

Switch#show boot
BOOT path-list:
Config file: flash:config.text
Enable Break: yes
Manual Boot: no
HELPER path-list:
NVRAM/Config file
buffer size: 32768
Switch#
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