Avaya Configuring ATM DXI Services User Manual

Part No. 303512-A Rev 00October 1998BayRS Version 13.00Site Manager Software Version 7.00 Configuring ATM DXI Services

303512-A Rev 00xiTablesTable 3-1. Locating a Protocol Menu ...3-3Table B-1. ATM

303512-A Rev 00xiii PrefaceThis guide describes Asynchronous Transfer Mode (ATM) Data Exchange Interface (DXI) and what you do to start and customize

Configuring ATM DXI Servicesxiv303512-A Rev 00Text ConventionsThis guide uses the following text conventions:angle brackets (< >) Indicate that

Preface303512-A Rev 00xv italic text Indicates file and directory names, new terms, book titles, and variables in command syntax descriptions. Where a

Configuring ATM DXI Servicesxvi303512-A Rev 00AcronymsAAL ATM adaptation layerALC Adaptation Layer ControllerARP Address Resolution ProtocolATM Asynch

Preface303512-A Rev 00xvii Bay Networks Technical PublicationsYou can now print Bay Networks technical manuals and release notes free, directly from t

Configuring ATM DXI Servicesxviii303512-A Rev 00How to Get HelpFor product assistance, support contracts, or information about educational services, g

303512-A Rev 001-1 Chapter 1Starting ATM DXIThis chapter describes how to set up a synchronous interface to run the default ATM DXI configuration.Befo

ii303512-A Rev 004401 Great America Parkway 8 Federal StreetSanta Clara, CA 95054 Billerica, MA 01821Copyright © 1998 Bay Networks, Inc.All rights res

Configuring ATM DXI Services1-2303512-A Rev 00Adding ATM DXI to the RouterAdding ATM DXI on a router requires1. Creating an ATM DXI Circuit2. Enabling

Starting ATM DXI303512-A Rev 001-3 Adding PVCs to an ATM DXI CircuitYou must add at least one PVC to an ATM DXI circuit for it to function. To add a P

Configuring ATM DXI Services1-4303512-A Rev 005.Click on OK.Site Manager returns you to the ATM DXI PVC List window. The default mode of the PVC you j

Starting ATM DXI303512-A Rev 001-5 Where to Go NextUse the following table to determine where you want to go next. For information about Go toGeneral

303512-A Rev 002-1 Chapter 2Understanding ATM DXI ConceptsThis chapter discusses the concepts behind the ATM Data Exchange Interface (DXI) protocol an

Configuring ATM DXI Services2-2303512-A Rev 00Figure 2-1. How ATM DXI WorksATM DXI SupportA router running ATM DXI provides the following support:• Ro

Understanding ATM DXI Concepts303512-A Rev 002-3 • Address Resolution Protocol (ARP) and Inverse ARP supportThe DSU/CSU supports the following layers:

Configuring ATM DXI Services2-4303512-A Rev 00Figure 2-2. AAL Layer Division Between Bridge/Router and DSU/CSUATM DXI Error CheckingThe ATM DXI verifi

Understanding ATM DXI Concepts303512-A Rev 002-5 Refer to “ATM DXI Modes of Operation” later in this chapter for details.ATM DXI LMI SupportThe router

303512-A Rev 00iiiBay Networks, Inc. Software License AgreementNOTICE: Please carefully read this license agreement before copying or using the accom

Configuring ATM DXI Services2-6303512-A Rev 00ARP and Inverse ARP SupportATM DXI supports the Address Resolution Protocol (ARP), enabling the router t

Understanding ATM DXI Concepts303512-A Rev 002-7 ATM DXI Modes of OperationThe ATM Forum’s ATM DXI specification defines three modes of operation, eac

Configuring ATM DXI Services2-8303512-A Rev 00Figure 2-3 illustrates how each mode handles data transfer from the router to the DSU/CSU.Figure 2-3. DX

Understanding ATM DXI Concepts303512-A Rev 002-9 Access Modes for ATM DXI ServicesYou can enable each ATM PVC to function in one of three access modes

Configuring ATM DXI Services2-10303512-A Rev 00In a bridged environment, use group access only for fully meshed configurations, or in hub/spoke enviro

Understanding ATM DXI Concepts303512-A Rev 002-11 Direct access mode is best suited to small, nonmeshed configurations, or to configurations in which

Configuring ATM DXI Services2-12303512-A Rev 00For hybrid access mode, you must configure all PVCs manually and assign bridging protocols to run on ea

Understanding ATM DXI Concepts303512-A Rev 002-13 Figure 2-7. Example of a Bridged NetworkIf you define the PVCs to be in hybrid access mode (refer to

Configuring ATM DXI Services2-14303512-A Rev 00The multipath feature lets you group several lines that back up one another to ensure that information

Understanding ATM DXI Concepts303512-A Rev 002-15 ATM LayersThe B-ISDN protocol reference model, on which ATM is based, consists of four layers. Each

iv303512-A Rev 00its own data and information and for maintaining adequate procedures apart from the Software to reconstruct lost or altered files, d

Configuring ATM DXI Services2-16303512-A Rev 00The AAL is divided into two sublayers: the convergence sublayer (CS) and the segmentation and reassembl

Understanding ATM DXI Concepts303512-A Rev 002-17 AAL 5In AAL 5, only a trailer attaches to the data from the higher layer protocols to create a CS PD

Configuring ATM DXI Services2-18303512-A Rev 00Data TransmissionData transmission (also called cell switching) through the ATM network relies on the e

Understanding ATM DXI Concepts303512-A Rev 002-19 Figure 2-12. ATM Transmission ComponentsFor More InformationFor more information about ATM, refer to

Configuring ATM DXI Services2-20303512-A Rev 00Handel, R. and Huber, M. Integrated Broadband Networks: An Introduction to ATM-Based Networks. Reading,

303512-A Rev 003-1 Chapter 3ATM DXI Window BasicsThis chapter provides some guidelines for using Site Manager ATM DXI windows. For more detailed instr

Configuring ATM DXI Services3-2303512-A Rev 00The multipath feature lets you group two or more PVCs to ensure that information makes it across the net

ATM DXI Window Basics303512-A Rev 003-3 Managing ProtocolsAs long as your interface contains at least one PVC, you can add, delete, or edit bridging/r

Configuring ATM DXI Services3-4303512-A Rev 00Where to Go NextUse the following table to determine where you want to go next. For information about Go

303512-A Rev 004-1 Chapter 4Customizing an ATM DXI InterfaceOnce you add ATM DXI to your router, you may want to customize the ATM DXI interface for y

303512-A Rev 00vContentsPrefaceBefore You Begin ...

Configuring ATM DXI Services4-2303512-A Rev 00Changing the DXI ModeThe ATM DXI mode indicates the mode of operation for this interface based on the AT

Customizing an ATM DXI Interface303512-A Rev 004-3 Assigning Data EncapsulationThe ATM DXI interface allows both multiprotocol encapsulation and CS PD

Configuring ATM DXI Services4-4303512-A Rev 00Selecting a CS PDU Encapsulation MethodYou can use one of three CS PDU encapsulation methods at the ATM

Customizing an ATM DXI Interface303512-A Rev 004-5 Enabling or Disabling LMITo assist in obtaining traps and statistical information from the ATM DSU/

303512-A Rev 005-1 Chapter 5Customizing ATM DXI PVCsOnce you add PVCs to your router, you may want to customize them for your specific network configu

Configuring ATM DXI Services5-2303512-A Rev 00Setting a VPI NumberThe VPI number does not have a default setting. You must enter a valid VPI number fo

Customizing ATM DXI PVCs303512-A Rev 005-3 Changing the PVC Access ModeYou can enable each PVC to function in one of three access modes -- group acces

Configuring ATM DXI Services5-4303512-A Rev 00Selecting a Multiprotocol EncapsulationYou can use one of three multiprotocol encapsulation methods for

Customizing ATM DXI PVCs303512-A Rev 005-5 Enabling or Disabling the Multicast FunctionBy default, ATM DXI PVCs do not accept multicast packets. Howev

vi303512-A Rev 00ATM DXI Implementation Notes ...2-6Configuring Sy

303512-A Rev 00A-1 Appendix ASite Manager Parameter DescriptionsVirtual Path and Virtual Circuit ParametersParameter: VPI Number Path: Configuration M

Configuring ATM DXI ServicesA-2303512-A Rev 00Interface ParametersParameter: VCI Number Path: Configuration Manager > Protocols > ATM DXI > I

Site Manager Parameter Descriptions303512-A Rev 00A-3 Parameter: DXI ModePath: Configuration Manager > Protocols > ATM DXI > InterfacesDefaul

Configuring ATM DXI ServicesA-4303512-A Rev 00Parameter: Multiprotocol EncapsulationPath: Configuration Manager > Protocols > ATM DXI > Inter

Site Manager Parameter Descriptions303512-A Rev 00A-5 PVC ParametersParameter: MulticastPath: Configuration Manager > Protocols > ATM DXI > I

Configuring ATM DXI ServicesA-6303512-A Rev 00Parameter: ModePath: Configuration Manager > Protocols > ATM DXI > Interfaces > PVCsDefault:

Site Manager Parameter Descriptions303512-A Rev 00A-7 Parameter: CS PDU EncapsulationPath: Configuration Manager > Protocols > ATM DXI > Inte

Configuring ATM DXI ServicesA-8303512-A Rev 00Where to Go NextUse the following table to determine where you want to go next. For information about Go

303512-A Rev 00B-1 Appendix BSite Manager Default SettingsThis appendix lists the Site Manager default parameter settings for ATM DXI. Use the Configu

303512-A Rev 00viiAssigning Data Encapsulation ...4-3Selecting a

Configuring ATM DXI ServicesB-2303512-A Rev 00Where to Go NextUse the following table to determine where you want to go next. Table B-3. ATM DXI PVC L

303512-A Rev 00Index-1AAAL Sublayer support, 2-3access modeschanging, 5-3direct access, 2-10function of, 2-9group access, 2-9hybrid access, 2-11 to 2-

Index-2303512-A Rev 00enablinginterfaces, 4-1LMI, 4-5multicast, 4-4PVCs, 5-2error checking, 2-4Ffeatures supported, 2-2Ggroup access mode, 2-9Hhybrid

303512-A Rev 00Index-3protocolsenabling, 1-2managing, 3-3supported, 2-2publications, Bay Networks, xviiPVCsadding, 3-1copying, 3-1customizing, 5-1 to

303512-A Rev 00ixFiguresFigure 2-1. How ATM DXI Works ....................2-2Figure 2-2. A