On Sun, Jun 3, 2012 at 5:26 AM, Anthony Salim <[email protected] > wrote:
> Hi all, > > I am creating a topology something like this diagram: > > h1 --- s1-----s2 ----h2 > | | > | | > s3----s4 > > my links in mininet is: > > s1.linkTo(s2) > s2.linkTo(s3) > s2.linkTo(s4) > s4.linkTo(s3) > i have run the mininet and the nox controller but somehow when i tried to > ping all, the connection cant get through (its like in the infinite loop), > how can i resolve this? Thanks. > Your topology has a loop. The default nox controller doesn't handle loops, and melts down the network. This problem has nothing to do with Mininet, and would happen with hardware switches too. You can resolve this by enabling spanning tree in NOX or implementing this yourself. Perhaps this is noted in the NOX docs, or someone here can point you in the right direction. -b > > Regards, > Anthony >
