[c-nsp] large scale NAT/PAT solution

[Tantsura, Jeff]

Same here, in combination with FW blades.

--
Jeff Tantsura  CCIE# 11416
Senior IP Network Engineer

-----Original Message-----
From: Arie Vayner [mailto:arievayner at gmail.com] 
Sent: 08 June 2005 07:47
To: Goran Gajic
Cc: cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] large scale NAT/PAT solution

Hi

I have seen several large-scale NAT solutions using the CSM module in
the 6500/7600.
It is possible to split the load between several such modules, and
each can support 10,000's of concurrent sessions, and around 3Gbps of
throughput

Arie

On 6/8/05, Goran Gajic <ggajic at sbb.co.yu> wrote:
> 
> Hi,
> 
> I currently have something like 7000 users that are NAT-ed/PAT-ed
(depending on
> their service) through 7206vxr (NPE-G1) box running IOS 12.4.It has
something
> like 40k NAT enteries and CPU usage of 75%. However I'm looking for long
term
> solution that would be able to NAT/PAT something like 40-50k users (20-30
> ubr7246 aggregated into one point where NAT box (or nat boxes) would be).
What
> would be  recommended solution for this scenario? I was thinking about
7609
> box.  Note however that I can't run only NAT or PAT because of service
policy.
> Thanks in advanced.
> 
> Regards,
> Goran Gajic
> 
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