[c-nsp] 1720 and rommon

Jared Mauch jared at puck.nether.net
Wed May 11 11:36:18 EDT 2005


	A 7200 can boot from an ATA flash "disk"

	Go to your local electronics place and get a 64m CF card
and a CF <-> PCMCIA adaptor, stick it in your laptop, etc.. and copy
the image to it, then go over to the router and stick it in and you
should be able to do this from rommon:

rommon 1 > boot disk0:c7200-p-mz.image-name.bin

	- jared


On Wed, May 11, 2005 at 03:43:43PM +0100, Michael McCormack wrote:
> Hi All
> 
> I wonder if there is any possibility that a deleted file can be
> recovered from flash on a 7200 router.
> 
> An unsuccessful upgrade has left the boot procees in a reset loop . Also
> The rommon does not appear to allow me to set up for tftpdnld ,
> IP_ADDRESS,IP_SUBNET_MASK,DEFAULT_GATEWAY,TFTP_SERVER etc
> 
> Any ideas
> 
> Thks Mike
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Paul Stewart
> Sent: 11 May 2005 13:29
> To: John Neiberger
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] Cisco 2924XL Questions
> 
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> Thanks John for the detailed answers (this message and previous)....
> 
> I didn't realize the 2950 had these issues.. you have just saved me a
> BUNCH of time and I thank you.... yeah, hehe.. the good old days of
> duplex mismatches... *almost* miss some of that fun...;)
> 
> Paul
> 
> 
> John Neiberger wrote:
> | A word of warning to you if you should decide to replace the 2924XL 
> | with the 2950. If you are the sort who hard codes your speed and 
> | duplex on your devices then you're in for a potentially nasty shock
> with the 2950.
> | If you are currently hard coding your settings, make sure to set both 
> | ends of your links to auto if you upgrade to a 2950.
> |
> | The 2924XL still participates in Nway autonegotiation if you manually 
> | specify the speed and duplex, but the 2950 does not. Some NICs (or NIC
> | drivers) expect to see an Nway-capable device on the other end, and if
> 
> | they don't see one then they assume they're connected to a hub and 
> | they drop back to half duplex even when configured for full duplex. 
> | This can be a lot of fun if you're a masochist.
> |
> | Trust me on this one: if you're using 2950 switches, set both sides of
> 
> | all links to auto unless you run into a problem that cannot be fixed 
> | without hard-coding your settings. If you must manually specify your 
> | settings, 100/full still may not work well. If it doesn't, use 
> | 100/half.
> |
> | Sorry, I know that answers a question you weren't asking. :)  I just 
> | started having all these flashbacks from when we migrated away from 
> | 2924XLs to 2950s. Ah, the good old days of hunting down dozens and 
> | dozens of duplex mismatches...
> |
> | John
> | --
> |
> |
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-- 
Jared Mauch  | pgp key available via finger from jared at puck.nether.net
clue++;      | http://puck.nether.net/~jared/  My statements are only mine.


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