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Network+
Comptia exam
Term | Definition |
---|---|
7. Application Layer - Прикладной | PDU=DATA Handling of application and APIS EX: SSH, SNMP, REST |
6. Presentation Layer - Представления | PDU=DATA Translation of data between services and APPS EX: XML, HTML, JPEG |
5. Session Layer - Сеансовый | PDU=DATA Session managment and information exchange EX: FTP, HTTP, SMTP |
4. Transport Layer - Транспортный | PDU= SEGMENTS(TCP)/DATAGRAMS(UDP) Transmission of segment between entities EX: TCP, UDP |
3. Network Layer - Сетевой | PDU= PACKETS - ROUTER Managment of networks by IP and routing EX: IPV4, IPV6, ICMP |
2. Data link Layer - Канальный | PDU=FRAMES - SWITCH Transmission of frames between nodes EX: Mac address, MPLS, PPP |
1. Physical Layer - Физический | PDU=BITS - CABLE Transmission of bits over physical medium EX: Ethernet, DSL, RS-232 |