[j-nsp] M320 SW upgrade from Junos 8.4 to 9.2

[Robert Kern]

Hi all,

thanks for sharing your experiences. I also got advice from J-TAC to go with
step-by-step migration, so my way will be 8.4-->8.5-->9.2

Regards,

Robert

On Sun, Jan 4, 2009 at 4:36 PM, David Ball <davidtball at gmail.com> wrote:

>   We went from 8.5->9.1R1.8, then to 9.2R2.15, both with little or no
> problems.  I don't know of any specific reasons to not go 8.5->9.2,
> but Release Notes and upgrade instructions may provide insight.
> Otherwise, 8.5->9.1->9.2 worked for me.
>
> David
>
>
> 2009/1/4 Robert Kern <cj11st at gmail.com>:
> > Hi,
> >
> > We know that there is a big change from 8.4-8.5, that is why we decided
> to
> > wait a for a while.
> > Now we are planning to go with 9.2. We have enough free space to do an
> > upgrade. The question is how should we do an upgrade or what are your
> > experiences? Should we go directly to 9.2 ar we should do a step-by-step
> > upgrade --->8.5--->9.2?
> >
> > Thanks,
> >
> > Robert
> >
> > On Sun, Jan 4, 2009 at 9:48 AM, Hangu Jeong <netcops at gmail.com> wrote:
> >
> >> Hi,
> >>
> >> Refer to following instructions to upgrade to 9.2,
> >>
> >>  In JUNOS Release 8.5, the JUNOS software was extended to use FreeBSD
> >> version 6.1. As a result, the following requirements apply when you
> upgrade
> >> your routing platform to JUNOS Release 8.5 and later:
> >>  For J-series, M-series, MX-series, and T-series routing platforms, the
> >> minimum requirement for installation media (such as a compact flash
> disk,
> >> internal flash disk, or PC Card) is 256 MB.
> >> For M-series, MX-series, and T-series routing platforms, you must
> perform
> >> the upgrade using the jinstall package.
> >>
> >>
> >>
> http://www.juniper.net/techpubs/software/junos/junos85/rn-sw-85/m-series-mx-series-and-t-series-upgrade-and-downgrade-instructions.html#upgrade-downgrade-85
> >>
> >> Regards,
> >> Hangu
> >>
> >>
> >>   On Sat, Jan 3, 2009 at 1:52 AM, robi robi <cj11st at gmail.com> wrote:
> >> >
> >> > Hi all,
> >> >
> >> >
> >> >
> >> > plan is to upgrade our redundant-M320 boxes from Junos version 8.4 to
> >> 9.2.
> >> > We have tried the usual upgrade procedure in a lab with direct
> migration
> >> to
> >> > 9.2. We had quite a few problems like standby RE didn't come up at all
> >> (we
> >> > had to downgrade both REs to 8.4).
> >> >
> >> > What are your experiences with upgrading from 8.4?
> >> >
> >> > After getting not best results from lab tests, we are thinking about
> >> > upgrading to 8.5 and then to 9.2. What should be best practice for
> >> migration
> >> > to 9.2?
> >> >
> >> >
> >> >
> >> > Regards,
> >> >
> >> >
> >> >
> >> > Robert
> >> > _______________________________________________
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> >>
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