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Diffstat (limited to 'usr.sbin/tcpdump/tcpdump.8')
-rw-r--r--usr.sbin/tcpdump/tcpdump.813
1 files changed, 11 insertions, 2 deletions
diff --git a/usr.sbin/tcpdump/tcpdump.8 b/usr.sbin/tcpdump/tcpdump.8
index 256825331b9..a1a8585ad5a 100644
--- a/usr.sbin/tcpdump/tcpdump.8
+++ b/usr.sbin/tcpdump/tcpdump.8
@@ -1,4 +1,4 @@
-.\" $OpenBSD: tcpdump.8,v 1.65 2007/08/28 12:52:06 markus Exp $
+.\" $OpenBSD: tcpdump.8,v 1.66 2008/04/18 21:35:11 djm Exp $
.\"
.\" Copyright (c) 1987, 1988, 1989, 1990, 1991, 1992, 1994, 1995, 1996
.\" The Regents of the University of California. All rights reserved.
@@ -19,7 +19,7 @@
.\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
.\"
-.Dd $Mdocdate: August 28 2007 $
+.Dd $Mdocdate: April 18 2008 $
.Dt TCPDUMP 8
.Os
.Sh NAME
@@ -30,6 +30,7 @@
.Bk -words
.Op Fl adefILlNnOopqStvXx
.Op Fl c Ar count
+.Op Fl D Ar direction
.Oo Fl E Oo Ar espalg : Oc Ns
.Ar espkey Oc
.Op Fl F Ar file
@@ -56,6 +57,14 @@ Attempt to convert network and broadcast addresses to names.
Exit after receiving
.Ar count
packets.
+.It Fl D Ar direction
+Select packets flowing in the specified
+.Ar direction .
+Valid directions are:
+.Cm in
+and
+.Cm out .
+The default is to accept packets flowing in any direction.
.It Fl d
Dump the compiled packet-matching code in a human readable form to
standard output and stop.