Class notes CCNA - Cisco Certified Network Associate
OSI • L1 o electrical, mechanical, procedural, and functional specifications for activating, maintaining, and deactivating the physical link between devices. o encoding, voltage levels, timing of voltage changes, physical data rates, maximum transmission distances, physical connectors, and other attributes. • L2 o formatting, o accessing physical media, o error detection & correction FCS • L3 o path selection o logical addressing, • L4 o segmenting & reassembing o flow control & windowing o "prepare" application data for transfer over the network o sequencing of segment • L5 o establishes, manages, and terminates sessions between two communicating hosts o checkpoint o recovery o bidirectional & unidirectional data exchange • L6 o compression & decompression o data presentation o encryption & decryption • L7 o interface to network TCP/IP • L1 - L1+L2 of OSI • L2 - L3 of OSI • L3 - L4 of OSI • L4 - L5 L6 L7 OSI-TCP/IP model is based on adjacent layer and same layer interaction through headers.
Información del documento
- Subido en
- 10 de mayo de 2024
- Número de páginas
- 198
- Escrito en
- 2023/2024
- Tipo
- Notas de lectura
- Profesor(es)
- Mohammad mushfequr rahman
- Contiene
- Todas las clases
