[nsp] boot system command on 3550

Yuval Ben-Ari yuvalba at netvision.net.il
Tue Jun 29 04:07:23 EDT 2004


> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net 
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of 
> Fredrik.Jacobsson at enskilda.se
> Sent: Tuesday, June 29, 2004 7:37 AM
> To: cisco-nsp at puck.nether.net
> Subject: [nsp] boot system command on 3550
> 
> 
> Hi all!
> 
> Is it possible to configure multiple IOS images for the boot 
> sequence on a
> 3550?

sure, why not:

3550(config)#boot system ?
  WORD  pathlist of boot file(s) ... file1;file2;...

3550(config)#boot system
flash:c3550-i9k2l2q3-mz.121-19.EA1a.bin;c3550-i9q3l2-mz.121-9.EA1.bin
3550(config)#end
3550#sh boot
BOOT path-list:
flash:c3550-i9k2l2q3-mz.121-19.EA1a.bin;c3550-i9q3l2-mz.121-9.EA1.bin
Config file:          flash:/config.text
Private Config file:  flash:/private-config.text
Enable Break:         no
Manual Boot:          no
HELPER path-list:
NVRAM/Config file
      buffer size:    393216
3550#

Yuval

 
> On a router or a 6500/4500 one can configure multiple "boot 
> system flash"
> commands
> to have it boot on a specified secondary image if the first 
> one fails, but
> for a 3550
> it sets the bootvaiable directly, so it just remembers the last "boot
> system"-command.
> 
> Can one, for example, put more than one image on a single "boot
> system"-command?
> 
> Specifying more then one IOS would make me feel a bit safer when doing
> remote upgrades :)
> 
> Best regards
> /Fredrik Jacobsson
> 
> 



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