-void stream_set_remote_ip(struct stream *, ovs_be32 remote_ip);
-void stream_set_remote_port(struct stream *, ovs_be16 remote_port);
-void stream_set_local_ip(struct stream *, ovs_be32 local_ip);
-void stream_set_local_port(struct stream *, ovs_be16 local_port);