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author | Gleb Smirnoff <glebius@FreeBSD.org> | 2022-08-17 15:24:11 +0000 |
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committer | Gleb Smirnoff <glebius@FreeBSD.org> | 2022-08-17 15:24:11 +0000 |
commit | 05b9737f106447117fa38644221e19530b326911 (patch) | |
tree | ab652f21132f34f10e02aca9e196e7ef9ce5c10a /sbin/ipfw/ipfw.8 | |
parent | e7abb897018be34f039ad957562fdc2f38aa3562 (diff) | |
download | src-05b9737f106447117fa38644221e19530b326911.tar.gz src-05b9737f106447117fa38644221e19530b326911.zip |
ipfw: make it possible to specify MTU for "unreach needfrag" action
Reviewed by: ae, pauamma
Differential revision: https://reviews.freebsd.org/D36140
Diffstat (limited to 'sbin/ipfw/ipfw.8')
-rw-r--r-- | sbin/ipfw/ipfw.8 | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sbin/ipfw/ipfw.8 b/sbin/ipfw/ipfw.8 index db8a11525b4d..dbc551042859 100644 --- a/sbin/ipfw/ipfw.8 +++ b/sbin/ipfw/ipfw.8 @@ -1,7 +1,7 @@ .\" .\" $FreeBSD$ .\" -.Dd June 4, 2022 +.Dd August 17, 2022 .Dt IPFW 8 .Os .Sh NAME @@ -1080,7 +1080,7 @@ Send a copy of packets matching this rule to the socket bound to port .Ar port . The search continues with the next rule. -.It Cm unreach Ar code +.It Cm unreach Ar code Op mtu Discard packets that match this rule, and try to send an ICMP unreachable notice with code .Ar code , @@ -1093,6 +1093,12 @@ is a number from 0 to 255, or one of these aliases: .Cm toshost , filter-prohib , host-precedence or .Cm precedence-cutoff . +The +.Cm needfrag +code may have an optional +.Ar mtu +parameter. +If specified, the MTU value will be put into generated ICMP packet. The search terminates. .It Cm unreach6 Ar code Discard packets that match this rule, and try to send an ICMPv6 |