Maybe you should show us your configuration. It seems likely that there is just some misunderstanding.
On Thu, Mar 15, 2012 at 05:30:19PM +0530, edward wilson wrote: > when I am creating cfm between two ovs ( one physical and other VM on same > machine) , CCM packet are with RDI bit set. > connection is not making between MPs. > both are on same bradcast domain. > > tried with two physical machines with OVS by giving same vlan id, but > result is same. > > -ed > > On Sat, Feb 18, 2012 at 2:27 AM, Ethan Jackson <et...@nicira.com> wrote: > > > > Ed- same broadcast domain , you mean- I have to assign all MPs in one > > vlan > > > or same network should be provided. > > > > The CFM module sends multicast CCMs on the interface upon which it's > > configured. Presumably, multicast/broadcasts packets egressing this > > interface can reach some set of other hosts on the network. This set > > can be restricted by using VLANs or other strategies. How this is > > done precisely, is out of the scope of the CFM module. The important > > thing is, when the CFM module broadcasts CCMs, all other MPs that > > these CCMs reach need to have the same transmission interval. > > > > >> > 2) along with that I want to know how can I see the current timer > > value > > >> > by > > >> > any show command for particular MPids, I didn' tfind any command for > > >> > this. > > >> > > >> ovs-appctl cfm/show will give you information about currently configured > > >> CFM. > > > > The CFM module doesn't maintain a separate timer for each remote MP. > > Instead it maintains one timer that triggers at an interval of 3.5 > > times the transmission interval. When the CFM module receives a CCM > > from a remote MP, it sets a flag for this remote MP indicating the > > reception. When the timer triggers, any MPs which are not flagged > > are considered unreachable and removed. All of this information (the > > timers, the set of reachable MPs, the reception flag) is available > > from the ovs-appctl cfm/show command. > > > > It's also worth noting that we don't implement the full 802.1ag > > specification. We implement a much simplified version which maintains > > the packet format, but is quite a bit less sophisticated than the > > standard. > > > > Ethan > > > > > > > > > > > > > > > Ed- this command shows the configured CFM,my doubt was when CCM received > > > then timer gets restarted then how can I check /verfiy this that timer > > has > > > been restarted for a MP or MPs > > >> > > >> > > >> Ethan > > >> > > >> > > >> > > >> > > > >> > Regards, > > >> > Ed > > >> > > > >> > _______________________________________________ > > >> > discuss mailing list > > >> > discuss@openvswitch.org > > >> > http://openvswitch.org/mailman/listinfo/discuss > > >> > > > > > > > > > > _______________________________________________ > discuss mailing list > discuss@openvswitch.org > http://openvswitch.org/mailman/listinfo/discuss _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss