Interesting.
Anyway, for practicing MPLS, 12.2(8)T5 telco feature set still
can run on 2600 with 8MB flash and 16 MB DRAM :)
Sasa
Shawn Heisey wrote:
>
> This is not actually a bug.
>
> Starting with 12.2(1) IOS, the 2600 and 3600 platforms support the
> squeeze command. To get it to work, you have to reformat the flash
> using a 12.2 image, which creates a log file used in the squeeze
> process. That log is a few hundred K in size, and hidden.
>
> The listed flash requirements for 12.2(8)Tx images is 16MB, and this is
> part of the reason why ... even though technically it can fit in an 8MB
> flash. It's also listed that way because future versions are not going
> to fit in 8MB, even formatted with old flash.
>
> Thanks,
> Shawn
>
> Sasa Milic wrote:
> >
> > Speaking about upgrade bugs, I've found upgrade bug in 12.2.
> > Here is what is happening, and how to overcome it.
> >
> > Hardware:
> > ---------
> >
> > 2600 with 8 MB flash, 12.2(8)T1 telco IOS loaded.
> >
> > Problem:
> > --------
> >
> > There is 8MB flash, and I want to load 12.2(8)T2. "show flash"
> > shows that flash is 8MB. Do "erase flash" to remove existing
> > image from flash. Now "show flash" shows that there is 7.8MB
> > free in flash, and 12.2(8)T2 cannot be loaded ("copy tftp flash"
> > says that there is no enough space). "squeeze" doesn't help.
> >
> > Solution:
> > ---------
> >
> > Load older IOS that fits into 7.8 MB, for example 12.0(7)T,
> > reload router, erase flash (now it will have 8 MB free), and
> > then load 12.2(8)T2.
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