RE: Clarification about IOS

From: Ian Stong (istong@stong.org)
Date: Wed Dec 29 2004 - 08:28:33 GMT-3


The IOS image will have a name something like cxxxx-jxxxx.122(xx)Tx.bin with
the important part being the 122 and the T which shows it is in the T train.

None of the images you listed are T train though they are all 12.2 various
flavors.

If you have a router with 8MB read only and 8MB write then likely you have a
command in your config that says partition 2 8 8 or something similar

You will need to partition the two flash chips as one then erase both and
upload a new image to them.

Thanks,

Ian
http://www.ccie4u.com
Rack Rentals and Lab Scenarios starting at only $20

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Mohammad Zahid Saeed
Sent: Wednesday, December 29, 2004 4:47 AM
To: ccielab@groupstudy.com
Subject: Clarification about IOS

Dear All,
I bought routers from some one with the condition that he will give me
the 12.2T IOS with the routers, now I am not sure that if the IOS that
these routers have is 12.2T or it is some different version. Please
calarify what will be the brief name for the IOS I am mention here..
 
c2500-jk8os-L.122-1d.bin
 
c4500-js-mz.122-7b.bin
 
I1214.OOO (Image in 2522)
 
c2500-js-L.122-26.bin (Image in 2511)
 
c3620-i-mz.122-3.bin
 
c2600-i-mz.123-9.bin
 
Another problem is that 2500 series routers have FLASH as Read Only,
were those routers had built like this or there is option to have FLASH
with Read/Write option? And how one can upgrade the IOS in that type of
router when its READ ONLY and you can not erase FLASH?
 
One router has 16MB Flash, and in show version output it shows that 8MB
is read only and 8MB is Read/Write? Again how I can upgrade the IOS if I
would need some time in future? and is it the option that you can buy
FLASH Read only OR Read/Write and how expensive is Read/Write than Read
Only?
 
Thanks in advance for your time......
 
Regards,
 
Mohammad Zahid Saeed



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