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Diffstat (limited to 'share/man/man4/inet.4')
| -rw-r--r-- | share/man/man4/inet.4 | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/share/man/man4/inet.4 b/share/man/man4/inet.4 index 6fe4e61..09cb0bc 100644 --- a/share/man/man4/inet.4 +++ b/share/man/man4/inet.4 @@ -32,7 +32,7 @@ .\" From: @(#)inet.4 8.1 (Berkeley) 6/5/93 .\" $FreeBSD$ .\" -.Dd Feb 4, 2016 +.Dd January 26, 2012 .Dt INET 4 .Os .Sh NAME @@ -169,11 +169,33 @@ MIB. In addition to the variables supported by the transport protocols (for which the respective manual pages may be consulted), the following general variables are defined: -.Bl -tag -width IPCTL_ACCEPTSOURCEROUTE +.Bl -tag -width IPCTL_FASTFORWARDING .It Dv IPCTL_FORWARDING .Pq ip.forwarding Boolean: enable/disable forwarding of IP packets. Defaults to off. +.It Dv IPCTL_FASTFORWARDING +.Pq ip.fastforwarding +Boolean: enable/disable the use of +.Tn fast IP forwarding +code. +Defaults to off. +When +.Tn fast IP forwarding +is enabled, IP packets are forwarded directly to the appropriate network +interface with direct processing to completion, which greatly improves +the throughput. +All packets for local IP addresses, non-unicast, or with IP options are +handled by the normal IP input processing path. +All features of the normal (slow) IP forwarding path are supported +including firewall (through +.Xr pfil 9 +hooks) checking, except +.Xr ipsec 4 +tunnel brokering. +The +.Tn IP fastforwarding +path does not generate ICMP redirect or source quench messages. .It Dv IPCTL_SENDREDIRECTS .Pq ip.redirect Boolean: enable/disable sending of ICMP redirects in response to |
