OpenFlow: add IANA-allocated TCP port

OF specifications 1.0.2 and 1.3.3 use a different port number. That
said, the old port is still likely to be seen in the wild after 4 years
of deployment. Let tcpdump recognize both for a while.

1 files changed, 5 insertions, 2 deletions

diff --git a/tcp.h b/tcp.h
index fbd2f452..9d10c6cd 100644
--- a/tcp.h
+++ b/tcp.h
@@ -97,8 +97,11 @@ struct tcphdr {
 #define BGP_PORT                179
 #endif
 #define NETBIOS_SSN_PORT        139
-#ifndef OPENFLOW_PORT
-#define OPENFLOW_PORT           6633
+#ifndef OPENFLOW_PORT_OLD
+#define OPENFLOW_PORT_OLD       6633
+#endif
+#ifndef OPENFLOW_PORT_IANA
+#define OPENFLOW_PORT_IANA      6653
 #endif
 #ifndef PPTP_PORT
 #define PPTP_PORT	        1723