[c-nsp] ME3800X/ME3600X/ME3600X-24CX/ASR903/ASR901 Deployment Simplification Feedback

Mattias Gyllenvarg mattias at gyllenvarg.se
Thu Jul 25 08:08:06 EDT 2013

Good point, SDM is just another gotcha. Allocate according to use and
complain in the log when your getting close to max.

ME3600x + ASR9k FTW! Just make more physical variants of the ME and lower
the price on ASR9k.

On Thu, Jul 25, 2013 at 12:56 PM, Leigh Harrison <
lharrison at convergencegroup.co.uk> wrote:

> Hi there Waris,
> We've got quite a few of the ME3600's deployed now, which we migrated to
> over and above a legacy 3750ME estate.  The big point for us was to migrate
> to MPLS access rather than have any spanning tree knocking about in the
> Core.
> Favoured points from my team involves the ease of configuration and their
> raw speed.  Down sides are port capacity and buggy software.
> A denser system of 48 Gig ports and more 10Gb ports would assist greatly
> as we can fill up 24 1Gb ports quite quickly depending on which PoP the
> system has been built for.  We tend to ring the 3600's into ASR9K's and the
> more rings we buy, the more 9K 10Gb ports have to be taken up.  Additional
> 10Gb ports would be of great benefit to increase the capacity of each ring
> we build, rather than build new rings.  Our provider connections are also
> moving from 1Gb up to 10Gb and I need to be able to cater for this towards
> the Access, rather than the Core.
> I would also like to see more horsepower in the systems.  We recently went
> to implement multicasting in VRF and ran into some odd challenges.   We
> have the 3600's set up for routing and are about to push 24,000 IPv4
> routes.   In our busier boxes we have around 9,000 routes, so I'm more than
> happy with the capacity there.  However, in order to turn on 250 MDT
> routes, we have to drop the IPv4 routes down to 12,000.  A sliding scale
> would be nice for memory allocation, but in the face of having 3600's move
> from 30% full to 60% full in the routing table to add in a new feature, we
> went for a redesign of how we delivered the multicasting.
> Leigh
> > Hi Everyone,
> > I have seen lot of good inputs on this mailer. I am collecting
> > feedback for the existing deployment challenges on the following
> > platforms so that we can address them.
> >
> > -ME3800X
> > -ME3600X
> > -ME3600X-24CX
> > -ASR903
> > -ASR901
> > -ME3400E
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*Med Vänliga Hälsningar*
*Mattias Gyllenvarg*

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