Hi Guanyao, NOX periodic checks if the switch is still alive by sending an echo request. Basically, your switch did not reply. You should look at the tcpdump to see if you can find the echo reply. If yes, bug people in this list. If no, debug your switch.
Regards KK On 1 March 2010 21:34, Guanyao Huang <gyhu...@ucdavis.edu> wrote: > Hi > Sorry to bother others. > In my program the datapath leaves network again. This time it seems a > little different: > > 00341|openflow|WARN:stream: no response to inactivity probe after 15 > seconds, disconnecting > 00342|nox|WARN:stream: disconnected (Protocol error) > Datapath leave, f7:ca:e4:00:01:90 > 00343|bindings_storage|ERR:NDB error on get_locnames_cb (ok if > transient): Can't find specified row > 00344|openflow|WARN:stream: no response to inactivity probe after 15 > seconds, disconnecting > 00345|nox|WARN:stream: disconnected (Protocol error) > Datapath leave, f7:ca:e4:00:01:2c > 00346|openflow|WARN:stream: no response to inactivity probe after 15 > seconds, disconnecting > 00347|nox|WARN:stream: disconnected (Protocol error) > Datapath leave, f7:ca:e4:00:00:c8 > > > I am wondering what is this 15 second probe. > > Thanks. > > _______________________________________________ > nox-dev mailing list > nox-dev@noxrepo.org > http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org > _______________________________________________ nox-dev mailing list nox-dev@noxrepo.org http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
