Internet Group Management-Protokoll(A protocol used by Internet Protocol version 4 (IPv4) hosts to report their multicast group memberships to any immediately neighboring multicast routers)
Simple Network Management-Protokoll(A network protocol used to manage TCP/IP networks. In Windows, the Simple Network Management Protocol (SNMP) service is used to provide status information about a host on a TCP/IP network)
Simple Network Management-Protokolltrap(An unsolicited Simple Network Management Protocol (SNMP) packet sent from one SNMP entity to another usually in response to a stimulus or an event on the sending entity)