This is the easiest way to support multiple links over UDP.
Specify the number you want and they will be initiated. All
these links will run via the same UDP port.
The VTY interface is used for three different application and not
every option will make sense for every app. In the long run we will
split the vty interface but for now we just qualify the application.
This is creating a new application that will be a signalling
transfer point. Right now it is a stripped down version of
the udt_relay, which is a stripped down version of cellmgr_ng.