WAN Subsystem Configuration and Management Manual

Contents

WAN Subsystem Configuration and Management Manual—522463-011

2. Overview of the WAN Subsystem

Installing the SWAN Concentrator 1-25

Displaying the Configured Configuration Track-ID 1-26

Changing the Initial WAN Subsystem Configuration 1-27

2. Overview of the WAN Subsystem

WAN Subsystem Features 2-1

Architecture and Components of the WAN Subsystem 2-3

WAN Manager Process 2-5

Concentrator Manager (ConMgr) Process 2-5

Simple Network Management Protocol (SNMP) Trap Multiplexer Process 2-5

Trivial File Transfer Protocol (TFTP) Server Process 2-5

WANBoot Process 2-6

WAN Shared Driver Procedures 2-6

TCP/IP, Parallel Library TCP/IP, and NonStop TCP/IPv6 2-6

SLSA 2-7

Architecture and Components of the SWAN Concentrator (T3880) 2-7

Power Requirements 2-8

Protocols Supported by the SWAN Concentrator 2-8

Protocols and Line Speeds 2-9

SWAN Concentrator Configuration Limits 2-11

SWAN Firmware File 2-13

Fault Tolerance and Fault Containment 2-14

Path Switching 2-14

Multisystem Configuration 2-17

Architecture and Components of the SWAN 2 Concentrator (T3881) 2-18

Supported Electrical and Physical Interfaces 2-18

AC Power Requirements 2-21

Protocols Supported by the SWAN 2 Concentrator 2-22

Protocols and Line Speeds 2-23

Connecting Multiple SWAN 2 Concentrators 2-23

SWAN 2 Concentrator Configurations 2-23

SWAN 2 Concentrator Connections 2-25

Ethernet Ports on SWAN 2 Concentrator 2-26

WAN Ports 2-28

Communication Line Interface Processors (CLIPs) 2-29

SWAN 2 Firmware File 2-29

Fault Tolerance and Fault-Containment 2-30

Path Switching 2-30

Multisystem Configuration 2-30