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LAPD Functional Message Breakdown

Overview

The figure below shows the messages and tasks for enabling Layer 2, the TEI management messages, and the interface to the host. All
Layer 2 messages to and from the local host are embedded in these two messages:

• PPL Event Indication

• PPL Event Request.

Figure 8-9 Input/Output Messaging

See Programmable Protocol Language.
A condition that, when met, drives a state machine from one state to another. A condition that drives a Component out of its current state by invoking an associated primitive.