Openflow is a switch specification that enables the switch to communicate with the remote controller through an openflow protocol and allow it to change its configuration.

learn more… | top users | synonyms

1
vote
0answers
33 views

Which virtual/software switches support meter table (QoS) in OpenFlow v1.3 [closed]

Does anybody know which virtual/software switches support OpenFlow v1.3 meter table QoS feature?
0
votes
0answers
8 views

Ofctl add-flow “Not equal to”?

Is there an option to specify a "not equal to" when adding a flow entry ? I need some packets to trigger user space upcalls and need to drop some. It will be easier with a not equal to. Thanks.
1
vote
0answers
23 views

network switch features recommended for use with open vswitch

I am looking to setup openvswitch to use with a handful (<10) servers and need a couple of ethernet switches to implement this. Are there any features that are recommended to be present in the ...
0
votes
0answers
113 views

openvswitch flow table questions

I am experimenting with ovs-ofctl add-flows, and I don't understand it's behaviour. It seems that in some cases, instead of adding a flow table entry, it over-writes the flow table entry. Using ...
0
votes
0answers
154 views

Understanding OpenStack Neutron's OpenFlow utilization using OpenVSwitch and ML2

I have successfully set up a OpenStack environment using the OpenStack Installation Guide[1]. I'm now trying to wrap my head around whether and how this standard OpenStack installation using Neutron, ...
1
vote
0answers
386 views

How to set network configuration for openflow on openwrt?

I made a custom build Openwrt (barrier breaker) with Openflow 1.3 and I could connect it to ryo simple_switch_13 controller in outofband mode. Ehternet port number 3 and 4 are set as openflow ports ...
2
votes
2answers
2k views

How to parse OpenFlow packets using tcpdump capture file programmatically

I am working with OpenFlow packets and am analyzing the network via tcpdump. Currently, I use the WireShark GUI to parse the generated capture file and it does serve my need. However, I was ...
2
votes
1answer
688 views

GRE Mesh to GRE Star in open virtual switch

i have 3 kvm hosts running open vswitch with many virtual machines. These vms are on two separate tenants and GRE tunnel carries private traffic between these 3 hosts. But is there a better way to ...
1
vote
2answers
2k views

Command to check openflow version

I Installed mininet in Ubuntu system, By default openflow also installing with mininet. But how can I know the installed version of openflow?
0
votes
1answer
639 views

./pox.py log.level --DEBUG forwarding.l2_learning not working as expected

I have installed openvswitch on my PC with runs Ubuntu 12.04.I also have virtual box running on my PC with 3 virtual machines (Ubuntu 12.04) running on them. are named vm-1 vm-2 vm-3 I have ...
3
votes
1answer
2k views

VLAN based rate limiting using tc

I have been trying to perform VLAN based rate limiting on an academic project I am working on. The project uses Openflow (with Beacon controller) and the network is emulated using Mininet. The network ...
1
vote
1answer
146 views

Looking for OpenFlow capable Converged Switch [closed]

I'm looking for a switch with the following features: has GBit and 10GBit ethernet interfaces has FibreChannel Uplink ports (4 & 8 Gbit) can use OpenFlow to regulate network traffic. Does ...