[j-nsp] EX4600 Vs QFX 5100 VS ACX 5048
Colton Conor
colton.conor at gmail.com
Tue May 3 09:36:17 EDT 2016
Mark,
Which ASR920 model do you use, and do they all operate the same? Based on
the model comparison there is not much difference between them, but it does
look like the ASR-920-12SZ-IM has a Quad-core 1.2 GHz where the rest of the
models have a Dual-core 1 GHz.
Looks like the ASR-920-12SZ-IM has the ability to add a 1 port 10G IM card
making 5 10G ports total. The ASR-920-24SZ-IM has the ability to support
the 2 port 10G IM card, for a total of 6 10G ports. Kind of surprising
since the ASR-920-12SZ-IM has the faster processor. Both the
ASR-920-24SZ-IM and ASR-920-12SZ-IM have the same list price of $7,000 from
Cisco.
Model comparision here:
http://www.cisco.com/c/en/us/products/routers/asr-920-series-aggregation-services-router/models-comparison.html
On Tue, May 3, 2016 at 8:27 AM, Mark Tinka <mark.tinka at seacom.mu> wrote:
>
>
> On 3/May/16 14:43, Harald F. Karlsen wrote:
>
> >
> > I would say it depends on the market they aim for. If they could price
> > a small form-factor Trio-based device to compete with the smaller ASRs
> > (or even ME switches) they could ramp up production and hence decrease
> > production cost. I really think a lot of service providers want MPLS
> > closer to the edge and I think it's a big market for anyone who makes
> > a MPLS-capable device with a proper FIB, decent control-plane and
> > proper MPLS features (P2MP LSPs would be nice).
>
> The ASR920 supports p2mp RSVP-TE LSP's as well as mLDP.
>
> Actually, we dropped the ACX purely because of lack of this.
>
>
> > Someone smarter than me should figure out how to create such a device
> > without cannibalizing their existing products.
>
> That's my approach. If a business is hungry enough for a market, they'll
> do the work.
>
>
> >
> > TLDR; I want to replace my metro switches with proper MPLS routers and
> > only spend marginally more on it. I personally think there's a big
> > market for whoever makes such a device.
>
> The market is massive.
>
> > I agree. Lower height and depth is of course better, but I agree that
> > depth is the biggest concern for a lot of telcos. For datacenters,
> > height is usually the biggest concern. A lot of SPs operate in both
> > domains so it's all about finding the best compromise (or maybe two
> > different SKUs?).
>
> The ASR920 is slightly less deep than the MX104 (23.9cm for the ASR920
> and 24.13cm for the MX104). The 1U is the cherry on top.
>
> Mark.
>
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