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Summary: Remove discussion of fastforwarding.

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George V. Neville-Neil 2016-02-04 21:39:58 +00:00
parent af582aaed1
commit 208ccc1284
1 changed files with 1 additions and 23 deletions
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24
share/man/man4/inet.4
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@ -164,33 +164,11 @@ 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_FASTFORWARDING
.Bl -tag -width IPCTL_ACCEPTSOURCEROUTE
.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