[CentOS] Centos Router

[Ross S. W. Walker]

Graham Johnston wrote:
> 
> With the current discuss of "Performance of CentOS as a NAT 
> gateway", I am curious how many people out there are using 
> CentOS as a Router/Firewall in an enterprise or service 
> provider environment.  For myself I am not really concerned 
> about NAT just a stateful firewall. 
> 
> The other half of my questions is about performance.  I have 
> read many articles and posts on the net about performance 
> tuning but they all seem to be about tuning a single host, 
> not a router.  Does any have any tips in this area?  Is 
> tuning even required.
> 
> For the sake of the conversation lets assume I am referring 
> to CentOS 5.

My best tip for tuning performance:

Don't until performance becomes an issue otherwise you have no
basis of determining whether performance has improved.

-Ross

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