[ovs-dev] about controller configuration

Justin Pettit jpettit at nicira.com
Wed Jun 5 06:09:27 UTC 2013


It depends on whether you want your switch or controller to initiate the connection.  In most OpenFlow deployments, the switch initiates the connection to the controller, but the network designer could decide for whatever reason that controllers should connect to switches.

--Justin


On Jun 4, 2013, at 11:04 PM, Yong sheng Gong <gong_ys2013 at yahoo.com> wrote:

> Hi,
> 
> Why do we need ptcp: and tcp:?
> ptcp: the bridge is listening, tcp: the bridge is trying to connect. why isn't one of them enough?
> 
> 
> Thanks
> yong sheng gong
> 
> set−controller bridge target...
> Sets the configured controller target or targets. Each target may use any of the following forms:
> ssl:ip[:port]
> The specified SSL port (default: 6633) on the host at the given ip, which must be expressed as an IP address (not a DNS name). The −−private−key, −−certificate, and −−ca−cert options are mandatory when this form is used.
> tcp:ip[:port]
> The specified TCP port (default: 6633) on the host at the given ip, which must be expressed as an IP address (not a DNS name).
> unix:file
> The Unix domain server socket named file.
> pssl:[port][:ip]
> Listens for OpenFlow SSL connections on port (default: 6633). The −−private−key, −−certificate, and −−ca−cert options are mandatory when this form is used. By default, connections are not bound to a particular local IP address, but ip may be specified to listen only for connections to the given ip.
> ptcp:[port][:ip]
> Listens for OpenFlow TCP connections on port (default: 6633). By default, connections are not bound to a particular local IP address, but ip may be specified to listen only for connections to the given ip.
> punix:file
> Listens for OpenFlow connections on the Unix domain server socket named file
> _______________________________________________
> dev mailing list
> dev at openvswitch.org
> http://openvswitch.org/mailman/listinfo/dev




More information about the dev mailing list