[ovs-discuss] How vswitchd connects to open flow controller
derek.cormier at lab.ntt.co.jp
Fri Dec 10 05:54:24 UTC 2010
I haven't used the auto discovery, but I use:
ovs-vsctl set-controller br0 tcp:192.168.1.100:6633
...where br0 is the name of my virtual bridge and 192.168.1.100 is the
IP address I assigned to the virtual bridge using ifconfig.
My controller listens locally on port 6633.
On 12/10/2010 02:36 PM, frank wrote:
> Hi experts:
> I don't see parameter to specify IP/Port of openflow controller
> for vswitchd connect in, How vswitchd find controller? auto discovery?
> ovs-vswitchd ofproto/list
> Dec 09 21:32:22|00001|reconnect|INFO|ofproto/list: connecting...
> Dec 09 21:32:22|00002|reconnect|WARN|ofproto/list: connection attempt
> failed (Address family not supported by protocol)
> Dec 09 21:32:22|00003|reconnect|INFO|ofproto/list: waiting 1 seconds
> before reconnect
> where it tries to connect to?
> from openflow spec 1.0, I found:
> >>Future versions of the protocol specification will describe a
> dynamic controller
> >>discovery protocol in which the IP address and port for
> communicating with
> >>the controller is determined at runtime.
> does it mean current openflow switch could only connect to
> specified address? if so, what's vswitchd way?
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