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authorMichael Kerrisk <mtk.manpages@gmail.com>2008-11-24 10:37:19 -0500
committerMichael Kerrisk <mtk.manpages@gmail.com>2008-11-25 20:54:22 -0500
commit161aba8d311962fd2e311b2aa75f40f5f21ab8eb (patch)
tree69520b4f48937d166fc7229bc8ea445e8cd131e9 /man7/ip.7
parent02f6363733f39b3c15d9b3c81f730ca6b540daab (diff)
ip.7: Relocate kernel version information for IP_PMTUDISC_PROBE
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
Diffstat (limited to 'man7/ip.7')
-rw-r--r--man7/ip.712
1 files changed, 2 insertions, 10 deletions
diff --git a/man7/ip.7 b/man7/ip.7
index ad354fbc9..d1b4ef07c 100644
--- a/man7/ip.7
+++ b/man7/ip.7
@@ -353,7 +353,8 @@ It is possible to implement RFC 4821 MTU probing with
or
.B SOCK_RAW
sockets by setting a value of
-.BR IP_PMTUDISC_PROBE .
+.BR IP_PMTUDISC_PROBE
+(available since Linux 2.6.22).
This is also particularly useful for diagnostic tools such as
.BR tracepath (8)
that wish to deliberately send probe packets larger than
@@ -925,19 +926,10 @@ and
are Linux-specific and should not be used in
programs intended to be portable.
.PP
-.\" FIXME
-.\" To be confirmed that IP_PMTUDISC_PROBE makes it into kernel 2.6.22
-.B IP_PMTUDISC_PROBE
-is new in Linux 2.6.22.
-.PP
.I struct ip_mreqn
is new in Linux 2.2.
Linux 2.0 only supported
.BR ip_mreq .
-.PP
-The
-.I /proc
-interfaces were introduced with Linux 2.2.
.SH NOTES
Be very careful with the
.B SO_BROADCAST