[ovs-dev] [PATCH] ovs-ofctl: Clarify the tp_src, tp_dst.
Alex Wang
alexw at nicira.com
Thu Oct 2 03:58:07 UTC 2014
OVS implements specific keywords like udp_src/udp_dst
to match on L4 header port in OpenFlow flows. However,
these keywords are not documented in the ovs-ofctl
manpage. This commit fixes it.
VMware-BZ: #1333815
Signed-off-by: Alex Wang <alexw at nicira.com>
---
utilities/ovs-ofctl.8.in | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/utilities/ovs-ofctl.8.in b/utilities/ovs-ofctl.8.in
index 3f55a72..847b969 100644
--- a/utilities/ovs-ofctl.8.in
+++ b/utilities/ovs-ofctl.8.in
@@ -698,6 +698,13 @@ from a HTTP server).
.IP
When \fBdl_type\fR and \fBnw_proto\fR take other values, the values of
these settings are ignored (see \fBFlow Syntax\fR above).
+.IP
+Note, \fBtcp_src\fR, \fBtcp_dst\fR, \fBudp_src\fR, \fBudp_dst\fR,
+\fBsctp_src\fR, and \fBsctp_dst\fR are also valid keywords. By default,
+\fBtp_src\fR and \fBtp_dst\fR are equivalent to \fBtcp_src\fR,
+\fBtcp_dst\fR respectively. For \fBlearn\fR action where keywords like
+\fBtcp\fR and \fBudp\fR are not allowed, please use these specific keywords
+to avoid syntax parsing error.
.
.IP \fBtp_src=\fIport\fB/\fImask\fR
.IQ \fBtp_dst=\fIport\fB/\fImask\fR
@@ -760,6 +767,13 @@ ports.
Like the exact-match forms of \fBtp_src\fR and \fBtp_dst\fR described
above, the bitwise match forms apply only when \fBdl_type\fR and
\fBnw_proto\fR specify TCP or UDP or SCTP.
+.IP
+Note, \fBtcp_src\fR, \fBtcp_dst\fR, \fBudp_src\fR, \fBudp_dst\fR,
+\fBsctp_src\fR, and \fBsctp_dst\fR are also valid keywords. By default,
+\fBtp_src\fR and \fBtp_dst\fR are equivalent to \fBtcp_src\fR,
+\fBtcp_dst\fR respectively. For \fBlearn\fR action where keywords like
+\fBtcp\fR and \fBudp\fR are not allowed, please use these specific keywords
+to avoid syntax parsing error.
.
.IP \fBtcp_flags=\fIflags\fB/\fImask\fR
.IQ \fBtcp_flags=\fR[\fB+\fIflag\fR...][\fB-\fIflag\fR...]
--
1.7.9.5
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