# 6 Layer 4 Call Control PPL Information

Overview

This chapter contains information on configuration bytes, timers, and events for Call Control PPL components.

For information on PPL Component Addressing, refer to PPL Component Addressing Information in the API Reference.

In this section:

CH - Channel Management (0x0061)

CM - Call Management (0x0062)

PC - Physical Connection Management (0x0063)

RTR - Router (0x0064)

PPL Component for Interworking (0x0084)

Setting up, monitoring, and tearing down calls.
See Programmable Protocol Language.
A programmable software component that uses PPL state machines that can be modified with the PPL Tool.