N I - 7 0 7 5 2 5 H O M E P L U G A D A P T E R S TA R T E R K I T 2 0 0 M B P S20Appendix B Acronyms and AbbreviationsAVLN AV In-home Logical Network, the AVLAN is the set of STAsthat possess the same network Membership key, everyAVLN is managed by a single CCoCCo Central Coordinator, the CCo is a superset of a STA whichincludes terminal equipment identifiers and global linkidentifiersCSMA/CA Carrier Sense Multiple Access / Collision AvoidanceDAK Device Access KeyDM Device ManagerIGMP Internet Group Management ProtocolNEK Network Encryption KeyNID Network ID (Identification)NMK Network Membership KeyPLC Homeplug CommunicationPIB Parameter Information BlockSTA Station, a STA in the network with a connection to theHomeplug and being able to source or sink trafficTDMA Time Division Multiple AccessTEI Terminal Equipment IdentifierTOS Type of ServiceVLAN Virtual Local Area Network