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TCP/IP.
TCP/IP ISO/OSI, , , TCP/IP OSI .
TCP/IP TCP/IP 4 .

. TCP/IP
( IV ) OSI. TCP/IP , : Ethernet, Token Ring, FDDI, Fast Ethernet, 100VG-AnyLAN, - "-" SLIP PPP, X.25, frame relay. , ATM . TCP/IP RFC, IP .
( III ) - , , , . .
( OSI) IP, , , , . IP , . IP , , .
, , RIP (Routing Internet Protocol) OSPF (Open Shortest Path First), ICMP (Internet Control Message Protocol). - . ICMP , , , , ..
( II ) . TCP (Transmission Control Protocol) UDP (User Datagram Protocol). TCP . UDP , IP, .
( I ) . TCP/IP . , FTP, telnet, SMTP, Internet, , WWW . .
FTP (File Transfer Protocol) . , , FTP - TCP. FTP . , , , . , FTP . , , . FTP- Internet , Anonymous.
TCP/IP FTP , . , FTP, , - TFTP (Trivial File Transfer Protocol). , , TCP, - UDP.
telnet , . . telnet , , . telnet , , , Kerberos.
SNMP (Simple Network Management Protocol) . SNMP Internet, . SNMP - , , .. .. SNMP .
. SNMP-, , SNMP-, , . , .
, . , , . SNMP . , MIB (Management Information Base), , , .
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