[ovs-discuss] How to test CFM functionality in OVS ?

Guru Shetty guru at ovn.org
Wed Jan 6 16:25:08 UTC 2016


I did a quick look at your mail and you are doing it all wrong. I would
suggest that you first spend some time on understanding how OVS works and
try out a bunch of online tutorials and then try to configure CFM.

On 5 January 2016 at 22:39, Anudattu 2 <anudattu.2 at tcs.com> wrote:

>
> Hi ALL,
>
> I am trying to understand CFM functionality in OVS, I made the setup in a
> Ubuntu host, But I am unable to see any CCM/CFM packets on tap ports, but
> these ports showing  cfm_fault : false and cfm_fault_status : [].
>
> I made setup as follows:
>
> 1. Created two OVS bridges and two tap ports in a host [I am using Ubuntu
> 14.04]
>
>     ovs-vsctl add-br br0
>
>     ovs-vsctl add-br br1
>
>     ip tuntap add mode tap p0
>
>     ip tuntap add mode tap p1
>
>     ifconfig p0 up
>
>     ifconfig p1 up
>
>
> 2. Added the tap ports to bridges and connected these ports by patch
>
>     ovs-vsctl add-port br1 p1 -- set Interface p1 type=patch
> options:peer=p0 -- add-port br0 p0 -- set Interface p0 type=patch
> options:peer=p1
>
>
> 3. Configured cfm_mpid, cfm_interval, cfm_extended=true and
> cfm_demand=true on ports.
>
>     ovs-vsctl set Interface p0 cfm_mpid=1
>
>     ovs-vsctl set Interface p1 cfm_mpid=2
>
>     ovs-vsctl set Interface p0 other_config:cfm_interval=300
> other_config:cfm_extended=true other_config:cfm_demand=true
>
>     ovs-vsctl set Interface p1 other_config:cfm_interval=300
> other_config:cfm_extended=true other_config:cfm_demand=true
>
> 4. ovs-appctl cfm/show p0
>
>   ---- p0 ----
>
> MPID 1: extended
>
>   average health: 100
>
>    opstate: up
>
>    remote_opstate: up
>
>    interval: 300ms
>
>    next CCM tx: 86ms
>
>    next fault check: 537ms
>
> Remote MPID 2
>
>    recv since check: true
>
>    opstate: up
>
>
> 5. ovs-appctl cfm/show p1
>
> ---- p1 ----
>
> MPID 2: extended
>
>     average health: 100
>
>     opstate: up
>
>     remote_opstate: up
>
>     interval: 300ms
>
>     next CCM tx: 57ms
>
>     next fault check: 1607ms
>
> Remote MPID 1
>
>     recv since check: true
>
>     opstate: up
>
> Please suggest me correct setup to test CFM in OVS.
>
>
> Thanks & Regards,
>
> Anudattu.
>
> =====-----=====-----=====
> Notice: The information contained in this e-mail
> message and/or attachments to it may contain
> confidential or privileged information. If you are
> not the intended recipient, any dissemination, use,
> review, distribution, printing or copying of the
> information contained in this e-mail message
> and/or attachments to it are strictly prohibited. If
> you have received this communication in error,
> please notify us by reply e-mail or telephone and
> immediately and permanently delete the message
> and any attachments. Thank you
>
>
> _______________________________________________
> discuss mailing list
> discuss at openvswitch.org
> http://openvswitch.org/mailman/listinfo/discuss
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://openvswitch.org/pipermail/ovs-discuss/attachments/20160106/537c6d41/attachment-0002.html>


More information about the discuss mailing list