[nsp] Max eBGP sessions

Stephen J. Wilcox steve at telecomplete.co.uk
Mon Jun 9 21:13:35 EDT 2003


On Mon, 9 Jun 2003, Jim Devane wrote:

> All,
>  
> I am trying to get a handle on a maximum number of eBGP sessions that
> would be possible. Of course, I understand this depends widely on what
> platform so I will throw 2 out there a 7507/RSP-8 256 Mb and 7204
> VXR/NPE-G1 As far as routes, only doing a minimum, pushing a default
> route out and accepting 1 /24 back in. Clearly, this is a hypothetical
> exercise but I am trying to validate some suspicions.
>  
> Again, I am only trying to get a ballpark figure to see if it matches
> with what I have in my head already. I am thinking the most would
> probably be about 40. 
>  
> Is there a way that I could stretch this? Is 40 too low? Too high? I am
> thinking that I would run into a barrier on the CPU rather than memory.
>  
> Can someone point me to a resource or call upon experience to help me
> get a handle on this?

Several hundred, a thousand or more probably.. a session wont use much memory or 
CPU, its when yuo start getting a lot of paths the problems arise..

We've done 150+ before without a problem..

Steve

>  
>  
> TIA,
> Jim
>  
>  
>  
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