/* OVS_VPORT_ATTR_OPTIONS attributes for tunnels.
*
- * OVS_TUNNEL_ATTR_FLAGS and OVS_TUNNEL_ATTR_DST_IPV4 are required. All other
+ * OVS_TUNNEL_ATTR_DST_IPV4 is required for kernel tunnel ports, all other
* attributes are optional.
+ * For flow-based tunnels, only the OVS_TUNNEL_ATTR_DST_PORT is useful.
*/
enum {
OVS_TUNNEL_ATTR_UNSPEC,
OVS_TUNNEL_ATTR_FLAGS, /* 32-bit TNL_F_*. */
- OVS_TUNNEL_ATTR_DST_IPV4, /* IPv4 destination address. */
- OVS_TUNNEL_ATTR_SRC_IPV4, /* IPv4 source address. */
+ OVS_TUNNEL_ATTR_DST_IPV4, /* Remote IPv4 address. */
+ OVS_TUNNEL_ATTR_SRC_IPV4, /* Local IPv4 address. */
OVS_TUNNEL_ATTR_OUT_KEY, /* __be64 key to use on output. */
OVS_TUNNEL_ATTR_IN_KEY, /* __be64 key to match on input. */
OVS_TUNNEL_ATTR_TOS, /* 8-bit TOS value. */