[c-nsp] BGP router upgrade

Scott Granados scott at granados-llc.net
Wed Aug 17 13:48:11 EDT 2011


In what configuration does an NPE G1 load tables in under a minute?

I haven't seen one load a full table in anywhere near sub 1 min.

G2 yes, G1 really?


-----Original Message----- 
From: Saku Ytti
Sent: Wednesday, August 17, 2011 7:54 AM
To: cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] BGP router upgrade

On (2011-08-17 02:07 +0200), Lars Eidsheim wrote:

> - Load times of the full BGP table will be higher than the NPE-G1/2 - do 
> anyone know the respective load times? Do you expect to see 1 minute or 10 
> minutes?

SUP720-3BXL can load BGP table in under 1min, but NPE-G1 can do lot better.
But initial convergence is hardly very interesting metric.

> - Do we benefit to use DFC at the linecards when traffic rate is low 
> (guessing 5 to 10 mpps)? Will DFC still be recommended for my setup?

No, I wouldn't run DFC until I need them. Decentralization carries some
complexity and may include some surprises like inability to police 
accurately.

> - Will the 7600/RSP720 be a better choice, still using 67xx linecards?

RSP720 has MSFC4 so control-plane is snappier.

-- 
  ++ytti
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