PP 簡報

LLC Specifications

Service Access Point (SAP)

LLC Services

Using of Primitives

Primitives

Primitives

LLC Protocols

Unnumbered Command

Information Transfer Command

Supervisory Commands

Type 1 Services Protocol

Type 2 Services -- Connection Establishment

Type 2 Services -- Flow Control

Sliding Window Flow Control

Sliding Window

Sliding Window Operation Example

Sliding Window Operation Example

Sliding Window Operation Example

Sliding Window Operation Example

Type 3 Services Protocol

Type 3 Services Protocol