final boolean durable,
final String authMechanism,
final String username,
final String password)
{
BrokerLink blink = new BrokerLink(this, transport, host, port, vhost, durable, authMechanism, username, password);
// TODO - cope with duplicate broker link creation requests
_links.putIfAbsent(blink,blink);
getConfigStore().addConfiguredObject(blink);