ovs-ofctl: Document masked versions of arp_sha and arp_tha matches

Document masked versions of arp_sha and arp_tha matches.
Also update documentation of unmasked versions of these
matches to include an example address as is the case with
the documentation of dl_src and dl_dst.

Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Ben Pfaff <blp@nicira.com>

diff --git a/utilities/ovs-ofctl.8.in b/utilities/ovs-ofctl.8.in
index f8feb6d..992e2fc 100644 (file)
--- a/utilities/ovs-ofctl.8.in
+++ b/utilities/ovs-ofctl.8.in
@@ -927,8 +927,17 @@ command, above, for more details.
 .IQ \fBarp_tha=\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fR
 When \fBdl_type\fR specifies either ARP or RARP, \fBarp_sha\fR and
 \fBarp_tha\fR match the source and target hardware address, respectively.  An
-address is specified as 6 pairs of hexadecimal digits delimited by colons.
+address is specified as 6 pairs of hexadecimal digits delimited by colons
+(e.g. \fB00:0A:E4:25:6B:B0\fR).
 .
+.IP \fBarp_sha=\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB/\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fR
+.IQ \fBarp_tha=\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB/\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fB:\fIxx\fR
+When \fBdl_type\fR specifies either ARP or RARP, \fBarp_sha\fR and
+\fBarp_tha\fR match the source and target hardware address, respectively.  An
+address is specified as 6 pairs of hexadecimal digits delimited by colons
+(e.g. \fB00:0A:E4:25:6B:B0\fR), with a wildcard mask following the slash.
+.
+
 .IP \fBipv6_src=\fIipv6\fR[\fB/\fInetmask\fR]
 .IQ \fBipv6_dst=\fIipv6\fR[\fB/\fInetmask\fR]
 When \fBdl_type\fR is 0x86dd (possibly via shorthand, e.g., \fBipv6\fR