The default values for watch_port and watch_group in the Bucket class are both 0. However, according to the OF 1.3.4 standard these should be set to OFPP_ANY and OFPG_ANY if they are to be ignored. I believe port 0 is invalid, whereas group 0 can be a valid ID.
The default values for watch_port and watch_group in the Bucket class are both 0. However, according to the OF 1.3.4 standard these should be set to OFPP_ANY and OFPG_ANY if they are to be ignored. I believe port 0 is invalid, whereas group 0 can be a valid ID.