Thanks for your help. This is the most possible reason, but I still need to figure out when this occurs......
On Fri, Mar 5, 2010 at 3:50 AM, Rob Sherwood <[email protected]> wrote: > The more likely explanation is that you tried to sent to output:$port > with where $port == $inport. To prevent loops, OpenFlow makes you > explicitly use the action output:OFPP_INPORT if you want to send back > out the port a packet came in on. > > Does that help? > > - Rob > . > > > > On Thu, Mar 4, 2010 at 11:24 AM, Guanyao Huang <[email protected]> wrote: >> Hello >> My program shows error of type2 code4. From specification it means >> OFPBAC_BAD_OUT_PORT error. >> I want to know if one simple case is the possible reason. >> Suppose the switch already has one entry for the flow, but now I >> OFPFC_ADD a new entry with different port. Will this lead to the error >> above? Or, the switch will simply delete the existing entry and insert >> the new one. It seems my calculated path will not have a bad port >> which leads to nowhere. >> Thanks. >> >> _______________________________________________ >> nox-dev mailing list >> [email protected] >> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org >> > _______________________________________________ nox-dev mailing list [email protected] http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
