135136137138139140141
long address = 0; address = (_prefix & 0xff); address <<= 40; address |= (_instanceId | (1L << 31)) & 0xffffffff; return new MacAddress(address); }
144145146147148149150
long address = 0; address = (_prefix & 0xff); address <<= 40; address |= (_instanceId | (3L << 30)) & 0xffffffff; return new MacAddress(address); }