1980 IEEE 802 , IEEE 802-, . ISO 8802-1...5. Ethernet, ArcNet Token Ring.
IEEE . , , , ANSI FDDI, 100 /. , -80, 81, 82 Ethernet -89,90 .
IEEE 802.X - OSI - . , . , , , .
, . (Data Link Layer) :
(Logical Link Control, LLC);
(Media Access Control, MAC).
MAC - . , . , - LLC, , , . MAC, . , Ethernet, Fast Ethernet, Gigabit Ethernet, Token Ring, FDDI, l00VG-AnyLAN.
LLC , . LLC . LLC , , .
MAC LLC - MAC LLC, .
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IEEE 802 .
, 802 , . . : MAC . , MAC ( Ethernet Token Ring, , ArcNet, FDDI, l00VG-AnyLAN).
LLC, , . LLC 802.2. , 802, LLC, 802.2, FDDI, ANSI.
, 802.1. . 802.1 , IEEE 802 OSI. 802.1, , . (internetworking). , 802. ID, /, 802.1, , Ethernet FDDI, Ethernet Token Ring . . , 802.1, . , 802.1Q, VLAN .
802.3,802.4,802.5 802.12 , , . , 802.3 Ethernet, Digital, Intel Xerox ( Ethernet DIX), 802.4 | ArcNet Datapoint Corporation, 802.5 Token Ring IBM.
- 802. . , ArcNet 802.4 ( , - 1993 ArcNet ). Token Ring 802.5 , IBM 802.5 . Ethernet. Ethernet DIX 1980 , Ethernet. Ethernet 802.3.
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, , IEEE 802 . Fast Ethernet, l00VG-AnyLAN, Gigabit Ethernet. , , .
802 , , :
802.1 - Internetworking - ;
802.2 - Logical Link Control, LLC - ;
802.3 - Ethernet CSMA/CD;
802.4 - Token Bus LAN - Token Bus;
802.5 - Token Ring LAN - Token Ring;
802.6 - Metropolitan Area Network, MAN - ;
802.7 - Broadband Technical Advisory Group - ;
802,8 - Fiber Optic Technical Advisory Group - - ;
802.9 - Integrated Voice and data Networks - ;
802.10 - Network Security - ;
802.11 - Wireless Networks - ;
802.12 - Demand Priority Access LAN, l00VG-AnyLAN - .