package respond import ( "net" ) // default multicast group used by announced var multiCastGroup = net.ParseIP("ff02:0:0:0:0:0:2:1001") const ( // default udp port used by announced port = 1001 // maximum receivable size maxDataGramSize = 8192 ) // Response of the respond request type Response struct { Address *net.UDPAddr Raw []byte }