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Fix grammar in the portion about FIBs. Also, cross-reference

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setfib(2) instead of setfib(1) for the 16-FIB limit.

PR:		docs/157452
Approved by:	hrs (mentor)
This commit is contained in:
Benjamin Kaduk 2012-09-18 16:00:44 +00:00
parent 1123f298f3
commit 2aecf1d196
1 changed files with 11 additions and 9 deletions
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20
sbin/ipfw/ipfw.8
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@ -957,25 +957,27 @@ actions.
The packet is tagged so as to use the FIB (routing table)
.Ar fibnum
in any subsequent forwarding decisions.
Initially this is limited to the values 0 through 15, see
.Xr setfib 1 .
In the current implementation, this is limited to the values 0 through 15, see
.Xr setfib 2 .
Processing continues at the next rule.
It is possible to use the
.Cm tablearg
keyword with a setfib.
If tablearg value is not within compiled FIB range packet fib is set to 0.
keyword with setfib.
If the tablearg value is not within the compiled range of fibs,
the packet's fib is set to 0.
.It Cm reass
Queue and reassemble ip fragments.
Queue and reassemble IP fragments.
If the packet is not fragmented, counters are updated and
processing continues with the next rule.
If the packet is the last logical fragment, the packet is reassembled and, if
.Va net.inet.ip.fw.one_pass
is set to 0, processing continues with the next rule, else packet is
allowed to pass and search terminates.
If the packet is a fragment in the middle, it is consumed and
is set to 0, processing continues with the next rule.
Otherwise, the packet is allowed to pass and the search terminates.
If the packet is a fragment in the middle of a logical group of fragments,
it is consumed and
processing stops immediately.
.Pp
Fragments handling can be tuned via
Fragment handling can be tuned via
.Va net.inet.ip.maxfragpackets
and
.Va net.inet.ip.maxfragsperpacket