From 29d6211f56b2b698ba0b378eee0164f2bb89cc16 Mon Sep 17 00:00:00 2001
From: Bart De Schuymer <bdschuym@pandora.be>
Date: Wed, 28 Mar 2007 16:54:04 +0000
Subject: add gratuitous arp filtering

---
 ebtables.8 | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'ebtables.8')

diff --git a/ebtables.8 b/ebtables.8
index b4db435..a0087d9 100644
--- a/ebtables.8
+++ b/ebtables.8
@@ -599,6 +599,10 @@ The (R)ARP MAC source address specification.
 .TP
 .BR "--arp-mac-dst " "[!] \fIaddress\fP[/\fImask\fP]"
 The (R)ARP MAC destination address specification.
+.TP
+.BR "" "[!]" " --arp-gratuitous"
+Checks for ARP gratuitous packets: checks equality of IPv4 source
+address and IPv4 destination address inside the ARP header.
 .SS ip
 Specify IPv4 fields. The protocol must be specified as
 .IR IPv4 .
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