It helps to avoid "Address already in use (os error 98)" when multiple
instances are started.
This is safe, because responses to such search requests are sent via
unicast addressing to the originating address and port number of the
multicast request.
It helps to avoid "Address already in use (os error 98)" when multiple instances are started.
This is safe, because responses to such search requests are sent via unicast addressing to the originating address and port number of the multicast request.