It's very easy. You can use Unix tools gzip to compress the IOS file . Then change IOS file from *.bin to *.Z Final you should have 4MB plus IOS file size(uncompress) RAM Then you can play IOS 12.03 with 4MB flash and 18MB(16+2)RAM Good Luck "[EMAIL PROTECTED]" wrote: > You can't do that upgrade,I have also a 2503 with 4MB flash, i want IOS > 12.0??!! > > "John Brandis" > 7" 2001-05-08 09:04 > Gk4p84 8x "John Brandis" > > > JU 3-KM#: > 4+UfVB#: > VwLb#: IOS upgrade, failure [7:3513] > > Hey all, I am back on for the day, > Have a 2503 router with suspected 4MB flash. I need to upgrade from IOS > 10.2 > to at least 11.3. Problem is that IOS 11.3 is 5MB..... > What can I do besides upgrade the flash.?????? > > John Brandis > Network Engineer > GoWireless Communications > 155 George Street Sydney > +61 2 9251 5000 > FAQ, list archives, and subscription info: > http://www.groupstudy.com/list/cisco.html > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] > FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=3591&t=3591 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
