andre de48630dfb Introduce ip_fastforward and remove ip_flow.
Short description of ip_fastforward:

 o adds full direct process-to-completion IPv4 forwarding code
 o handles ip fragmentation incl. hw support (ip_flow did not)
 o sends icmp needfrag to source if DF is set (ip_flow did not)
 o supports ipfw and ipfilter (ip_flow did not)
 o supports divert, ipfw fwd and ipfilter nat (ip_flow did not)
 o returns anything it can't handle back to normal ip_input

Enable with sysctl -w net.inet.ip.fastforwarding=1

Reviewed by:	sam (mentor)
2003-11-14 21:02:22 +00:00
..
2003-07-21 02:49:42 +00:00
2003-10-26 14:29:04 +00:00
2003-03-15 23:55:33 +00:00
2003-11-14 18:17:07 +00:00
2003-02-02 13:52:25 +00:00