1. 2. 3. 4. 5. 6. |
, . ; , . <> < > ,
OSI. 7 - ( ) (API ):
- (Application layer). (7-) , . , , , . , . : HTTP, POP3, SMTP.
- (Presentation layer). 6- / . , , , , . / / , , .
- (Session layer). 5- , . / , , , . , .
- (Transport layer). 4- , , , . , , , . , , , . -. : TCP, UDP
- (Network layer). 3- OSI, . , , , . , .
- (Data Link layer). . , . , , , , . , . IEEE 802 2 - MAC (Media Access Control) , LLC (Logical Link Control) . , . , , , . : ODI, NDIS
- (Physical layer). , . . , . (), () . , . .
TCP/IP
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TransmissionControlProtocol/InternetProtocol,TCP/IP ( / )
TCP/IP, NetWare, Windows, UNIX, Mac OS, OpenMVS z/OS IBM, OpenVMS DEC. , TCP/IP, . TCP/IP UNIX-, .
- IPX/SPX;
- NetBEUI;
- AppleTalk;
- TCP/IP;
- SNA;
- DLC;
- DNA;