[ovs-discuss] Configuring fallback controller in OVS (as per OF 1.0.0 spec section 4.3)

[Ben Pfaff]

On Mon, Mar 04, 2013 at 05:26:55PM -0800, Bob Lantz wrote:
> From section 4.3 of the OpenFlow 1.0.0 (wire protocol 0x1) spec:
> 
> "4.3 Connection Interruption
> 
> In the case that a switch loses contact with the controller, as a result of a echo request timeout, TLS session timeout, or other disconnection, it should attempt to contact one or more backup controllers. The ordering of the controller IP addresses is not specified by the protocol."
> 
> Does OVS conform to the spec? If so, what is the correct way of
> specifying a backup controller?

OVS does not implement backup controllers, but we may implement such a
feature in the next few months.  If you have suggestions (or patches)
please pass them along.