Re: [ovs-discuss] in-band control with ovs in network with loops

2016-04-23 Thread Giuseppe Cofano
I need a preexisting non-SDN network to reach the SDN controller. STP is necessary to prevent loops Giuseppe Cofano, PhD Dipartimento di Ing. Elettrica e dell'Informazione Politecnico di Bari, Italy Via Orabona 4, 70125 Bari Italy +39 080 596 3851 giuseppe.cof...@poliba.it ; g.cofan...@gmail.com

[ovs-discuss] in-band control with ovs in network with loops

2016-04-22 Thread Giuseppe Cofano
Hi all, we're trying to set up a SDN network with 3 ovs over a ring topology with in-band control. When we link the ovs instances to the SDN controller, a loop is generated (of course). If we enable the STP before linking the switches to the controller, one of the link remains disabled (thing we

[ovs-discuss] in-band control

2015-05-14 Thread Azouni Abdelhadi
Hello everyone, I followed step by step this tutorial to create in-band control architecture in mininet discuss@openvswitch.org but when sniffing the traffic on any of the bridges' interfaces (other than s3-eth1) I can't see any openflow traffic and all what I see on internal interfaces are is ARP

[ovs-discuss] In-band control

2015-04-27 Thread Gustavo Miotto
Hello, I instantiate a topology on mininet where my controllers are Docker containers and the switches are configured with inband control. However when the topology starts and the controllers initiates the connection the computer uses 100% of all CPU cores and the computer hangs. After a lot of it