[c-nsp] ASR-100x intro

[Pete Lumbis]

>
> That's even more strange as the RP generally can carry more routes than
> the ESP - other datasheets claim that it can do at least 4M routes or more
> when acting as a route reflector.


This is because as a route reflector/route server you are storing routes in
memory. As part of the data plane you are installing them in hardware


On Wed, Apr 10, 2013 at 9:44 PM, Charles Sprickman <spork at bway.net> wrote:

> On Apr 10, 2013, at 3:53 AM, Beck, Andre wrote:
>
> > Hi,
> >
> > (as that's a long time since last post to this thread, I'll reply to
> > the list only and clear up CCs, hope that's Ok).
> >
> > On Wed, Feb 20, 2013 at 01:09:58AM -0800, Mack McBride wrote:
> >>
> >> Final answer on how long 1M routes will work for is variable.
> >> At least 18 months, possibly as long as 3 or 4 years.  Beyond that
> >> and there is going to be table pruning if growth continues.
> >
> > We've prodded Cisco via several routes about that problem, as I couldn't
> > believe the ASR1002-X would really max out at 1M FIB despite all the
> > similarities to the ESP40+RP2 combo. Turns out there was a Cisco internal
> > "Unidimensional Scaling Sheet" with way better numbers for the case of
> > equipping the box with 16GB RAM.
>
> I think I posted that here as well, but I never found out if it was OK to
> officially quote the numbers as the document I saw had "CONFIDENTIAL" all
> over it.
>
> > I made clear how the current published
> > numbers are a deterrent to ISPs in a certain size range shopping for
> NPE-G2
> > replacements, and the numbers just came public in the data sheet:
> >
> >
> http://www.cisco.com/en/US/prod/collateral/routers/ps9343/data_sheet_c78-450070.html
> >
> > From Table 8:
> >
> > 500,000 IPv4 or 500,000 IPv6 routes with 4GB Memory
> > 1,000,000 IPv4 or 1,000,000 IPv6 routes with 8GB Memory
> > 3,500,000 IPv4 or 3,000,000 IPv6 routes with 16GB Memory
>
> I saw that, but note that if you look at the RP2 datasheet, they still
> maintain the limit is 1M:
>
>
> http://www.cisco.com/en/US/prod/collateral/routers/ps9343/data_sheet_c78-441072.html
>
> Performance
> • 1,000,000 IPv4 or 1,000,000 IPv6 routes
>
> That's even more strange as the RP generally can carry more routes than
> the ESP - other datasheets claim that it can do at least 4M routes or more
> when acting as a route reflector.
>
> > That should finally clear up this issue and makes the 1002-X an excellent
> > replacement for NPE-G2 I think, with a sufficient DFZ lifetime
> expectancy.
> > Already collecting BOMs here ;)
>
> Based on some quotes, it's something of a bargain as well.  If you step up
> to the ASR-1004 with an RP2 and an ESP that can do 4M routes, the cost is
> about double.  Perhaps that's one reason for this inaccuracy. :)
>
> Also finally heard back from Juniper, and they are claiming a 4M RIB and
> 1M FIB in the MX-80 series, so I suppose that puts them out of the running.
>  They offered that an MX240/480/960 scales "much higher", but didn't even
> hint at a list price.  I suspect it's well out of our price range (and out
> of anyone's price range looking to replace a G2 or augment some 6500 gear
> that can't scale beyond 1M routes in the FIB).
>
> Glad to hear someone else confirming the 1002-X numbers though…
>
> Charles
>
> > HTH,
> > Andre.
> > --
> >                    Cool .signatures are so 90s...
> >
> > -> Andre Beck    +++ ABP-RIPE +++      IBH IT-Service GmbH, Dresden <-
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