Hello,

I used the set-controller command after installing 4 or 5 flows. After the
command, the flows simply disappeared!!! Please see below:

root@ashok-vb:~# ovs-ofctl dump-flows br-int
NXST_FLOW reply (xid=0x4):
 cookie=0x0, duration=113926.488s, table=0, n_packets=45, n_bytes=4410,
idle_age=30519, hard_age=16, priority=9,icmp,nw_src=1.1.1.1,nw_dst=1.1.1.2
actions=CONTROLLER:65535
 cookie=0x0, duration=113916.183s, table=0, n_packets=30, n_bytes=2940,
idle_age=30632, hard_age=16, priority=9,icmp,nw_src=1.1.1.2,nw_dst=1.1.1.1
actions=CONTROLLER:65535
 cookie=0x0, duration=114127.663s, table=0, n_packets=102, n_bytes=5236,
idle_age=30524, hard_age=16, priority=0 actions=CONTROLLER:65535
 cookie=0x0, duration=115138.613s, table=1, n_packets=0, n_bytes=0,
idle_age=65534, hard_age=65534, priority=0 actions=NORMAL
root@ashok-vb:~# ovs-vsctl set-controller br-int tcp:127.0.0.1:6789
root@ashok-vb:~# ovs-ofctl dump-flows br-int
NXST_FLOW reply (xid=0x4):
root@ashok-vb:~# ovs-ofctl set-controller 127.0.0.1:6789
ovs-ofctl: unknown command 'set-controller'; use --help for help
root@ashok-vb:~# ovs-vsctl set-controller 127.0.0.1:6789
ovs-vsctl: no bridge named 127.0.0.1:6789
root@ashok-vb:~# ovs-vsctl set-controller br-int 127.0.0.1:6789
2014-12-24T00:39:06Z|00002|vsctl|WARN|target type "127.0.0.1:6789" is
possibly erroneous
root@ashok-vb:~# ovs-ofctl dump-flows br-int
NXST_FLOW reply (xid=0x4):
 cookie=0x0, duration=18.688s, table=0, n_packets=0, n_bytes=0,
idle_age=18, priority=0 actions=NORMAL

>From the above output, one can see that I did not deliberately delete any
flows...

Ashok
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