Lithium 版本在添加端口时出现log，请问这正常吗？

基于Li版本的controller在添加端口后出现log
root@odl2:/home/old2# sudo ovs-vsctl add-port ovs2 eth3
ovs-vsctl: Error detected while setting up 'eth3'. See ovs-vswitchd log for details.
root@odl2:/home/old2# root@odl2:/home/old2# sudo ovs-vsctl add-port ovs2 eth3
bash: root@odl2:/home/old2#: No such file or directory
root@odl2:/home/old2# ovs-vsctl: Error detected while setting up 'eth3'. See ovs-vswitchd log for details.

root@odl2:/home/old2# ovs-vswitchd log
2015-08-08T08:03:19Z|00001|reconnect|INFO|log: connecting...
2015-08-08T08:03:19Z|00002|reconnect|INFO|log: connection attempt failed (Address family not supported by protocol)
2015-08-08T08:03:19Z|00003|reconnect|INFO|log: waiting 1 seconds before reconnect
2015-08-08T08:03:20Z|00004|reconnect|INFO|log: connecting...
2015-08-08T08:03:20Z|00005|reconnect|INFO|log: connection attempt failed (Address family not supported by protocol)
2015-08-08T08:03:20Z|00006|reconnect|INFO|log: waiting 2 seconds before reconnect