> In which case, there's no way to send except via a datapath or a host which actually is. Can you clarify this sentence?
Am I following the right way to send packets from the controller to hosts through switches, so using my network, or do I miss something? 2013/7/20 Murphy McCauley <[email protected]> > If I'm understanding correctly, the problem is that the controller isn't > necessarily *on* the data network. In Mininet, for example, it is often > the case that the controller and the datapaths are linked essentially by a > separate management network, and this is not an unusual case in the real > world either. In which case, there's no way to send except via a datapath > or a host which actually is. > > Hope that helps. > > -- Murphy > > On Jul 19, 2013, at 3:39 PM, Silvia Fichera wrote: > > Hello, > I am having trouble sending packets from l3_learning controller to host. > I would like to send UDP packets but if I try to use normal socket from > controller I see no traffic (I minotired it with wireshark on all switches) > unless I send to itself (127.0.0.1). I was also trying to make a switch > sending the controller generated packet in this way: > > http://lists.noxrepo.org/pipermail/pox-dev-noxrepo.org/2012-October/000281.html > > Although I have no traffic too. > I guess the problem is that I am missing something like > > self.connection.send(msg) > > but I don't have any datapath connection with any switch since I want to > start the communication from the controller. > Is there an easier way to send these udp packets? > > thanks > > -- > Silvia Fichera > > > -- Silvia Fichera
