From a9554339451a0698e33b0964d0e8113f714470a4 Mon Sep 17 00:00:00 2001
From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: Sat, 18 Apr 2009 17:05:13 +0200
Subject: conntrack: add GRE support

This patch adds GRE support for the command line tool conntrack.
With this patch, we support all protocols available in the kernel.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.
---
 conntrack.8 | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'conntrack.8')

diff --git a/conntrack.8 b/conntrack.8
index e875940..6aa5c3b 100644
--- a/conntrack.8
+++ b/conntrack.8
@@ -254,6 +254,20 @@ Destination port in reply direction
 .BI "--state " "[NONE | REQUEST | RESPOND | PARTOPEN | OPEN | CLOSEREQ | CLOSING | TIMEWAIT]"
 DCCP state
 .TP
+GRE-specific fields:
+.TP
+.BI "--srckey, --orig-key-src " "KEY"
+Source key in original direction (in hexadecimal or decimal)
+.TP
+.BI "--dstkey, --orig-key-dst " "KEY"
+Destination key in original direction (in hexadecimal or decimal)
+.TP
+.BI "--reply-key-src " "KEY"
+Source key in reply direction (in hexadecimal or decimal)
+.TP
+.BI "--reply-key-dst " "KEY"
+Destination key in reply direction (in hexadecimal or decimal)
+.TP
 .SH DIAGNOSTICS
 The exit code is 0 for correct function.  Errors which appear to be caused by
 invalid command line parameters cause an exit code of 2.  Any other errors
-- 
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