[j-nsp] M10i JUNOS Upgrade

[James Jones]

Just a tip I have found it always easier to backup everything and use the
jinstall file.





On Wed, Sep 28, 2011 at 3:06 PM, Jeff Wheeler <jsw at inconcepts.biz> wrote:

> On Wed, Sep 28, 2011 at 2:43 PM, Jake Jake <2012jake at gmail.com> wrote:
> > I am looking at upgrading the JUNOS on our M10i router. Current JUNOS
> > platform is 6.3R1.3 . The router has redundant routing Engine  RE-5.0
> with
> > 512MB DRAM . Also there is no compact flash on board only *ad1s1*. Can
> any
> > one suggest on if I can upgrade the router to 11.1R5.4 with the current
> > hardware specification .  Please advise on if a direct upgrade can be
> done
> > as well from 6.3 to 11.1.
>
> If you have DFZ routes you should upgrade the RAM to 768MB, or
> alternatively, replace the router or buy more modern routing engines.
> There is a big jump in memory usage in 8.x and if you have only 512MB
> and are carrying "Internet" BGP routes, you will be using the swap and
> the RE will perform badly.
>
> No, you cannot do a direct upgrade from 6.3 to 11.1.  You'll be going
> through quite a few intermediate software versions to do that.  It
> will be easier to simply reinstall Junos from an 11.1 install-media
> disk and then load your configuration.
>
> > Plus as I understand M10i has 3 DRAM slots. Is there any way of knowing
> the
> > combination of RAM used ..i.e 256+256MB or a single 512MB RAM.
>
> I don't think the RE-5.0 will recognize more than 256MB per slot.
>
> --
> Jeff S Wheeler <jsw at inconcepts.biz>
> Sr Network Operator  /  Innovative Network Concepts
>
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