From: Herve Bruyere (hbruyere@cisco.com)
Date: Thu Apr 17 2003 - 13:13:31 GMT-3
The 2500 images are running from flash, not from ram, hence you cannot boot from tftp.
Regards,
rv
Danny.Andaluz@triaton-na.com wrote:
> I have the same setup where my 1750 is loading an IOS from a TFTP server.
> The 3550 switch port does not have portfast enabled. Sometimes the first
> attempt fails to load and the second one takes. Sometime it does not fail
> at all. If it does fail, the router will try again. It actually tries for
> about 15 minutes until it gives up and loads the ios in flash. This sucks
> if you make a mistake in addressing on the router's ethernet or don't do a
> write mem before reloading. This is the command I use on the router for
> this to work:
>
> boot system tftp c1700xxxxxxxxxxxx.bin 255.255.255.255
>
>
>
> -----Original Message-----
> From: Jason Cash [mailto:cash2001@swbell.net]
> Sent: Thursday, April 17, 2003 9:34 AM
> To: 'Emad'; 'CCIE LAB (E-mail)'
> Subject: RE: Boot from tftp server
>
>
> I just ran into this problem. If the route is connected to a switch, make
> sure that portfast is enabled to bypass the listening/learning phase of STP.
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of Emad
> Sent: Thursday, April 17, 2003 1:10 AM
> To: CCIE LAB (E-mail)
> Subject: Boot from tftp server
>
>
> Dear all,
> I think I made before but now it is not working , I have flash with 8 MB
> memory and I want to run IOS needs 16 MB flash , therefore I tried to boot
> from a TFTP server having this new IOS . I'm using cisco2501 , I tried to
> boot from tftp server by configuring it from ROMMON mode by CLI command
> which is B [file name] [tftp server ip address] , am I right or it is
> possible to boot from tftp server an IOS which need more flash than I have?
> Please advice Thanx
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