Similar to Wi-Fi_Protected_Access
 - HTTPHTTP
 - IEEE 1888
 - IEEE 802IEEE 802
 - Inter-Asterisk eXchangeInter-Asterisk eXchange
 - Internet Wide Area RDMA ProtocolIWARP
 - Interoperable Object ReferenceInteroperable Object Reference
 - InterPlanetary File SystemInterPlanetary File System
 - IO-LinkIO-Link
 - IPTalk (通信)
 - IPX/SPXIPX/SPX
 - ISCSIISCSI
 - K56flex
 - Kinetics Internet ProtocolKinetics Internet Protocol
 - L2FLayer 2 Forwarding Protocol
 - LAPBLAPB
 - Link Layer Topology DiscoveryLink Layer Topology Discovery
 - Link Layer Discovery ProtocolLink Layer Discovery Protocol
 - MacIPMacIP
 - MACアドレスMAC address
 - Maximum Transmission UnitMaximum transmission unit
 - MegacoH.248
 - ModbusModbus
 - MQTTMQTT
 - Multi-Protocol Label SwitchingMultiprotocol Label Switching
 - NAPLPSNAPLPS
 - NAT Port Mapping ProtocolNAT Port Mapping Protocol
 - NetBEUINetBIOS Frames
 - NetWare Core ProtocolNetWare Core Protocol