Design issues for layers

Posted by AJ × 04:58

• Addressing

• Error Control

• Flow Control

• Multiplexing

• Routing

Addressing Level

Level in architecture at which entity is named

• Unique address for each end system (computer) and each intermediate system (router)

• Network level address

IP or internet address (TCP/IP)

Network service access point or NSAP (OSI)

• Process within the system

Port number (TCP/IP)

Service access point or SAP

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