c := net.ListenConfig{}

		ctls := multipleControls{}
		if s.PermitPortSharing {
			ctls = append(ctls, permitPortReuse)
		}
		if s.PermitAddressSharing {
			ctls = append(ctls, permitAddressReuse)
		}
		if len(ctls) > 0 {
			c.Control = ctls.Control
		}

		s.Listener, s.BindPort, err = CreateListener(s.BindNetwork, addr, c)
		if err != nil {