[c-nsp] Downgrade from 12.2(33)SXI2a to 122-18.SXF17

[Pär Åslund]

On Wed, Dec 2, 2009 at 6:18 PM, Phil Mayers <p.mayers at imperial.ac.uk> wrote:
> Pär Åslund wrote:
>>
>> Hi,
>>
>> I'm going to downgrade a Cisco 6500 with Sup-720 from 12.2(33)SXI2a to
>> 1.22(18)SXF17 for hardware issue.
>>
>> I think I have checked everything,
>>
>> Configuration issues (all commands available)
>> Hardware support (all modules supported)
>> Bootloader (not needed on sup-720 for 1.22(18)SXF17 according to Cisco
>> documentation)
>>
>> Anyone got any more pointers I might have missed?
>
> I tested this for SXI (not 2a) when we upgraded, and from my notes:
>
>  * If you're using VRFs and have converted the config to new-style "vrf
> definition", you need to backport config
>
>  * If you've re-formatted the flash disk under SXI you should probably (to
> be safe) format it under SXF before downgrade
>
> ...but other than that, if you're sure the IOS config & hardware is
> compatible it should be fine - we frequently put our test/lab box back into
> SXF.
>

Hi Phil,

Thanks for the pointers.

No VRF configuration is used at all.

Didn't know about the format flash disk, will check that.

.pelle