Envoy Configuration and Management Manual

Contents
Envoy Configuration and Management Manual—429861-001
ii
2. Introduction to Envoy (continued)
2. Introduction to Envoy (continued)
PROCESS, DEVICE, and PROFILE Objects 2-5
WAN Subsystem Configuration Database
2-5
SCF Command Routing
2-5
Protocols Supported
2-5
Point-to-Point Data Links
2-6
Multipoint Data Link
2-8
Polling (Invitation to Send)
2-9
Selection (Request to Send)
2-9
Half-Duplex and Full-Duplex Lines
2-10
3. WAN Subsystem Profiles and Modifiers for Envoy
Profiles and Associated Protocols 3-1
Required Modifiers
3-3
Optional Modifiers
3-3
Modifier Descriptions
3-3
4. Subsystem Control Facility (SCF) for Envoy
Tasks You Can Perform Using SCF 4-2
Monitoring Tasks
4-2
Management Tasks
4-2
Stopping a LINE Object
4-2
Changing a LINE Object
4-3
Starting a LINE Object
4-3
DSM and SCF Basics
4-3
Subsystem Control Process (SCP)
4-3
SCF Commands
4-4
Object States
4-5
Object Attributes
4-5
How SCF Works
4-5
Running SCF
4-6
Input Sources and Output Destinations
4-6
Online Help
4-6
Version Compatibility
4-6