What does the net.inet.ip.fastforwarding sysctl do?

Ruslan Ermilov ru at freebsd.org
Thu Nov 30 13:29:16 PST 2006

On Thu, Nov 30, 2006 at 02:16:33PM -0700, Kirk Davis wrote:
> Hi,
> 	I have am setting up a router that needs to handle a lot of
> traffic.  I am using a Dell 2950 that I have added Intel Gig cards into
> (em).  This server will be running quagga (for BGP) and also use a
> couple of IPFW FWD rules to forward packets to another host.
> 	In order to get the forwarding speed I need I have turned on the
> sysctl variable net.inet.ip.fastforwarding=1     What is the
> ramifications of this?  Will it still work with routing software like
> quagga or allow IPFW to still forward packets?
RTFM: man 4 inet

Ruslan Ermilov
ru at FreeBSD.org
FreeBSD committer
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