Hi Pavel, Can you explain how did you find the issue. I'm new in OVN and I experience the same symptoms . I'm not sure what will be the best approach to start cleanly with OVN. Best Regards, Strahil NikolovOn Dec 10, 2019 19:06, Pavel Nakonechnyi <pavel(a)gremwell.com&gt; wrote: > > Hi Pavel Nakonechnyi, > > > > > However, if such VMs are on different hosts, then no packets are received on both VMs. > > > > Could you please suggest me a way to properly debug and fix this problem? I would like to be able to distribute several VMs connected to the single virtual network across hosts. > > > > It appears that the problem was (as usual) with my setup which is a bit messy as it was based on experimental environment. The issues was triggered by changing the IP address of one of the hosts. I actually just added an alias to ovrtmgmnt  interface and then changed the IP via oVirt engine... > > Anyway, command `ovs-vsctl list Interface` showed that one of the switch peers was still referenced by the old, unused IP address. The easiest way to fix it for me was to re-add the host to cluster. After that cross-host communication between VMs started to work properly. > > > _______________________________________________ > Users mailing list -- users(a)ovirt.org > To unsubscribe send an email to users-leave(a)ovirt.org > Privacy Statement: https://www.ovirt.org/site/privacy-policy/ > oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ > List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/XC6UEXHBEEX...