[c-nsp] Upgrading 12K IOS XR from 3.6 to 4.2

Aaron dudepron at gmail.com
Tue Mar 5 11:02:08 EST 2013


Have you looked to see if you download the rommon separately?


On Tue, Mar 5, 2013 at 10:48 AM, ibogzipper iboge <ibogzipper at gmail.com>wrote:

> Thanks Grzegorz,  down time window is the problem to go for 2 steps .
> rommon upgrades are in the FPD package but if i want to do the turboboot
> there is no way that i can install the new pie c12k-fpd.pie-4.2.4 on 3.6.2
> and upgrade the rommon . is there any package that i can copy and upgrade
> the rommon like CRS .Cisco document mention about 3.x to 4.x with
> c12k-upgrade.pie-4.2.4 package but still confusing about direct 4.2
> upgrade.
>
>
>
> On Tue, Mar 5, 2013 at 4:44 PM, Grzegorz Janoszka <Grzegorz at janoszka.pl
> >wrote:
>
> > On 05-03-13 14:01, ibogzipper iboge wrote:
> > > Hi,
> > > I'm in the process of upgrading 12K IOS XR from 3.6 to 4.2. But
> according
> > > to cisco upgrade path its seems to be from 3.6 -> 3.9 , 3.9 - > 4.2 (
> > > http://www.cisco.com/web/Cisco_IOS_XR_Software/index.html#XR12000) .
> > > therefore i'm wondering that whether i can do turboboot . but there is
> no
> > > reference regarding the minimum rommon required to load the 4.2 IOS XR
> in
> > > turboboot ( min required is 1.24) . Also to upgrade the rommon there is
> > no
> > > package available on the download section ( archive also doesn't have
> > > package)  .
> > >
> > > Anyone having previous experience on 3.6 - > 4.2 upgrade ?
> >
> > As far as I remember you may need to repartition in order to the the
> > upgrade and/or upgrade your flash. We didn't do as big step as you plan
> > to do, and indeed the intermediate upgrade to 3.9 may be necessary.
> > Please check the Cisco upgrade procedure, they are very good in
> > describing what you can and what you can't. The rommon upgrades are in
> > the fpd package, it is also very well described in Cisco docs.
> >
> > Please note some important SMU's for 4.2, some of them are reboot SMU's.
> >
> > --
> > Grzegorz Janoszka
> > _______________________________________________
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> >
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