[c-nsp] ip virtual-reassembly

[Rodney Dunn]

It is required by NAT for protocols that require ALG translations
such as SIP.

There was a bug filed to have it disabled if none of the features
requiring it were enabled.

I can't find it at the moment.

Rodney

On Mon, Oct 24, 2005 at 11:35:56AM -0400, Dave Temkin wrote:
> Is anyone aware why this was added in more recent (12.3T) IOS versions?
> Was this a feature that was enabled behind the scenes before and they just
> added a command for it, or is it new functionality?  It now gets put on an
> interface that you place "ip nat inside" or ""outside"  on
> 
> 
> All of the documentation I can find makes it sound like you only need it
> if you're doing NAT and CBAC or IOS Firewall together, and not just NAT by
> itself.  I see it causing about a 15% performance hit if I leave it
> enabled.
> 
> Thanks,
> -Dave
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