Enterasys Security Router X-PeditionTM User Manual page 20

Enterasys security router user's guide

Table of Contents

Overview ......................................................................................................................................................... 9-1

Virtual Circuits .................................................................................................................................... 9-1

DLCIs.................................................................................................................................................. 9-1

DTEs................................................................................................................................................... 9-2

DCEs .................................................................................................................................................. 9-2

Frame Relay Features .................................................................................................................................... 9-3

Multi-Protocol Encapsulation .................................................................................................................... 9-3

Address Resolution .................................................................................................................................. 9-4

Dynamic Resolution Using Inverse ARP .................................................................................................. 9-4

Controlling Congestion in Frame Relay Networks .......................................................................................... 9-4

Rate Enforcement (CIR) - Generic Traffic Shaping .................................................................................. 9-4

Discard Eligibility (DE) Bit ........................................................................................................................ 9-5

Forward Explicit Congestion Notification (FECN) .................................................................................... 9-5

Backward Explicit Congestion Notification (BECN) .................................................................................. 9-5

Link Management Information (LMI) ............................................................................................................... 9-7

Sub-interfaces ................................................................................................................................................ 9-7

FRF.12 Fragmentation ................................................................................................................................... 9-8

End-to-End Fragmentation ....................................................................................................................... 9-8

User Configuration Commands ................................................................................................................ 9-8

Map-Class Configuration .................................................................................................................... 9-9

Show Running Configuration .............................................................................................................. 9-9

Displaying Statistics............................................................................................................................ 9-9

Reports and Alarms ................................................................................................................................. 9-9

Clear Statistics ......................................................................................................................................... 9-9

Interconnecting via Frame Relay Network .................................................................................................... 9-10

Configuring Frame Relay .............................................................................................................................. 9-11

Multi-point to Point-to-Point Example ..................................................................................................... 9-11

Chapter 10: Configuring Dialer Services

Overview of Dial Services ............................................................................................................................. 10-1

Dial Services Features ........................................................................................................................... 10-1

Asynchronous and Synchronous Support .................................................................................................... 10-2

AT Commands on Asynchronous Ports ................................................................................................. 10-2

V.25bis over Synchronous Interfaces .................................................................................................... 10-2

DTR Dialing for Synchronous Interfaces ................................................................................................ 10-3

Time of Day feature ................................................................................................................................ 10-3

Typical Use for Dial Services ................................................................................................................. 10-3

Ethernet Backup ..................................................................................................................................... 10-3

Implementing Dial Services .......................................................................................................................... 10-4

Dialer Profiles ......................................................................................................................................... 10-4

Dialer Interface ....................................................................................................................................... 10-5

Dialer Strings .......................................................................................................................................... 10-5

Dialer Pool .............................................................................................................................................. 10-5

Addressing Dialer Resources ................................................................................................................. 10-5

Configuring Encapsulation ..................................................................................................................... 10-6

ISDN Callback ........................................................................................................................................ 10-6

Configuring the Dialer Interface ........................................................................................................... 10-10

Creating and Configuring the Dialer Interface ................................................................................ 10-10

Configuring the Map Class ............................................................................................................. 10-11

Configuring the Physical Interface for the Dialer Interface ............................................................. 10-11

Sample Dialer Configuration ................................................................................................................ 10-11

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Table of Contents