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liyanazure
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在我们升级WLC的时候,容易出现这样一种情况,导入的主备镜像有问题或者没有刷FUS而导致WLC无法从Primary和backup镜像启动(俗称“变砖”),进而升级失败无法启动设备。
此时,需RTOS以及FP(后缀名为.0文件)来进行紧急恢复:


(1)镜像信息
AS_5500_RTOS-7.0.116.0
AS_5500_cavium_main-7.0.116.0


(2)重启WLC
WLCNG Boot Loader Version 1.0.16 (Built on Feb 28 2011 at 13:14:54 by cisco)
Board Revision 0.0 (SN: PSZ1647057R, Type: AIR-CT2504-K9) (P)


Verifying boot loader integrity... OK.


OCTEON CN5230C-SCP pass 2.0, Core clock: 750 MHz, DDR clock: 330 MHz (660 Mhz data rate)
CPU Cores: 4
DRAM: 1024 MB
Flash: 32 MB
Clearing DRAM........ done
Network: octeth0', octeth1, octeth2, octeth3
' - Active interface
E - Environment MAC address override
CF Bus 0 (IDE): OK
IDE device 0:
- Model: 1GB CompactFlash Card Firm: CF B612J Ser#: A191102865A1WqACE40D
- Type: Hard Disk
- Capacity: 977.4 MB = 0.9 GB (2001888 x 512)


Press now to access the Boot Menu...


(3)按ESC进入Boot Menu
============================================================
Boot Loader Menu
============================================================


1. Run primary image (7.4.150.0) - Active
2. Run backup image (7.4.121.0)
3. Change active boot image
4. Clear configuration
5. Format FLASH Drive
6. Manually update images


(4)选择6
(5)手动上传镜像——ROTS及FP
------------------------------------------------------------
Enter selection: 6
Launching...
Launching images...
init started: BusyBox v1.6.0 (2009-02-03 04:56:32 EST) multi-call binary
Mount failed for selinuxfs on /selinux: No such file or directory
starting pid 655, tty '': '/etc/init.d/rcS'
Use DHCP for ip configuration (Y/n)? n<<<<<<<<<<<<<不使用DHCP
Enter switch IP address: 1.1.1.1<<<<<<<<<<<<<设置WLC管理IP地址
Enter switch netmask: 255.255.255.0<<<<<<<<<<<<<管理IP地址掩码
Enter switch gateway: 1.1.1.2<<<<<<<<<<<<
Enter TFTP server IP address: 1.1.1.2<<<<<<<<<<<<<设置TFTP服务器地址为WLC网关地址
You have entered:
IP Address : 1.1.1.1
Netmask : 255.255.255.0
Gateway : 1.1.1.2
Server Ip Addr : 1.1.1.2
Is this correct(y/N)? y<<<<<<<<<<<<<确定是否正确
!!! WARNING updating using .aes or unapproved files will disable this unit !!!
Do you want to update RTOS (y/N)? y<<<<<<<<<<<<<选择是否上传RTOS镜像
Do you want to update Primary Or Secondary Image (P/s)? P<<<<<<<<<<<更新Primary镜像
Enter filename for RTOS update: AS_5500_RTOS-7.0.116.0<<<<<<<<<<<<<输入RTOS镜像名称
RTOS update Done
Enter filename for FP update: AS_5500_cavium_main-7.0.116.0<<<<<<<<<<<<输入FP镜像名称
FP update Done
Do you want to update an AP image (y/N)? n<<<<<<<<<<<<<不更新AP镜像
AP Images Not Updated
Done. Restarting...
Restarting system. <<<<<<<<<<<<<系统将会重启
(6)重启后将启动为7.0版本
(Cisco Controller) show>sysinfo
Manufacturer's Name.............................. Cisco Systems Inc.
Product Name..................................... Cisco Controller
Product Version.................................. 7.0.116.0
Bootloader Version............................... 1.0.16
Field Recovery Image Version..................... 1.0.0
Firmware Version................................. PIC 16.0
Build Type....................................... DATA + WPS
System Name...................................... Cisco_31:e2:a4
System Location..................................
System Contact...................................
System ObjectID.................................. 1.3.6.1.4.1.9.1.1279
IP Address....................................... 1.1.1.1
Last Reset....................................... Software reset
System Up Time................................... 0 days 0 hrs 1 mins 36 secs
System Timezone Location.........................
Current Boot License Level....................... base
Current Boot License Type........................ Permanent
Next Boot License Level.......................... base
--More-- or (q)uit
Next Boot License Type........................... Permanent
Configured Country............................... CH - Switzerland
Operating Environment............................ Commercial (0 to 40 C)
Internal Temp Alarm Limits....................... 0 to 65 C
Internal Temperature............................. +33 C
External Temperature............................. +37 C
Fan Status....................................... 4200 rpm
State of 802.11b Network......................... Enabled
State of 802.11a Network......................... Enabled
Number of WLANs.................................. 1
Number of Active Clients......................... 0
Burned-in MAC Address............................ 44:03:A7:31:E2:A0
Maximum number of APs supported.................. 15

评论
iliaodong
Level 1
Level 1
看了一下过程,请问RTOS是从哪里上传到WLC上面呢,TFTP吗,好像上面没有提到~~谢谢
liyanazure
Spotlight
Spotlight
TFTP上传到设备的,参考这段:………………
(5)手动上传镜像——ROTS及FP
------------------------------------------------------------
Enter selection: 6
Launching...
Launching images...
init started: BusyBox v1.6.0 (2009-02-03 04:56:32 EST) multi-call binary
Mount failed for selinuxfs on /selinux: No such file or directory
starting pid 655, tty '': '/etc/init.d/rcS'
Use DHCP for ip configuration (Y/n)? n<<<<<<<<<<<<<不使用DHCP
Enter switch IP address: 1.1.1.1<<<<<<<<<<<<<设置WLC管理IP地址
Enter switch netmask: 255.255.255.0<<<<<<<<<<<<<管理IP地址掩码
Enter switch gateway: 1.1.1.2<<<<<<<<<<<<
Enter TFTP server IP address: 1.1.1.2<<<<<<<<<<<<<设置TFTP服务器地址为WLC网关地址

You have entered:
IP Address : 1.1.1.1
Netmask : 255.255.255.0
Gateway : 1.1.1.2
Server Ip Addr : 1.1.1.2

iliaodong
Level 1
Level 1
liyanazure 发表于 2019-6-24 14:16
TFTP上传到设备的,参考这段:………………
(5)手动上传镜像——ROTS及FP
--------------------------- ...

收到,谢谢
Yuan Li
Spotlight
Spotlight
学到了,谢谢!
YuanLi6689071 发表于 2019-6-29 10:24
学到了,谢谢!

小丸子和火哥?:o
牛W牛
Level 1
Level 1
學習了:D好東西謝謝分享
wuleihen
Spotlight
Spotlight

Hello,请问有7.0.116.0这版本的两个镜像吗?可否分享下?873420575@qq.com

sufee
Level 1
Level 1

感谢分享!!学习一下,RTOS固件文件分享一下更好了

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