[ovirt-users] Ovn command line issue

Dear all I am running our project on ovirt api and i am facing issue on OVN network I've created a logical switch by ovn-nbctl ls-add SW switch in oVirt Network, but when i plug two vms in the above switch, ping is not working If I create OVN swich from ovirt GUI , it is working fine but my requirement is to create ovn network by my code please help me anybody i m stuck on this