[c-nsp] Upgrading to newer hardware from 7606..

[Arie Vayner]

Another platform you may want to take a look at is the NCS5501

Arie

On Tue, Mar 5, 2019 at 1:02 PM Howard Leadmon <howard at leadmon.net> wrote:

>
>   I know it's long in the tooth, but the 7606 with RSP720's we have in
> service still to this day has really done a nice job overall, not the
> fastest, but it's survived and just stays up.
>
>   That said, looking at the current routing table and expected growth,
> it's looking like I need to plan for more routes than are possible in
> the 7600 chassis.   Looking at the current tables I am seeing about 740k
> IPv4 routes, and about 65K IPv6 routes, and know even with TCAM
> optimized on the RSP720's they top out at just over 800K routes, even
> going to a SUP-2T doesn't really save the day.
>
>   I know I have followed discussions further back in this group, but
> haven't seen much for a bit, and I am just wondering where people are
> now days on recommendations for a router to handle the current tables,
> and to plan for the future for a bit.  I saw at one point the ASR9001
> looked like a nice option, but it looks like it's 32bit, and that could
> be an issue going forward with updates.   I also see the ASR1000
> routers, something like the 1006 could be used and even support
> redundant RP's and ESP's, and if I am reading it right would be good out
> to about 4M routes (that should last a while).
>
>   I need to have at least 4x 10GE interfaces in the router, as we have a
> few upstream links that are all at 10GE,  and a few GE links, plus of
> course the links back into our switches.   I haven't really used any
> DS1/DS3 type connections in years, so figure we are pretty much Ethernet
> only at this point in the game.
>
>   So I am sure there are various opinions, but before I go out looking
> around in the used marketplace, I wanted to see what people felt might
> be a good direction to look before I run out of TCAM in the current router.
>
>   As always, thanks for the input...
>
>
> ---
> Howard Leadmon
> PBW Communications, LLC
> http://www.pbwcomm.com
>
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