Avaya Configuring DECnet Services User Manual

BayRS Version 14.00Part No. 308619-14.00 Rev 00September 19994401 Great America ParkwaySanta Clara, CA 95054Configuring DECnet Services

308619-14.00 Rev 00xi PrefaceThis guide describes DECnet services and what you do to start and customize DECnet services on a Nortel Networks router.B

Configuring DECnet Servicesxii308619-14.00 Rev 00Text ConventionsThis guide uses the following text conventions:angle brackets (< >) Indicate th

Preface308619-14.00 Rev 00xiii AcronymsThis guide uses the following acronyms:italic text Indicates file and directory names, new terms, book titles,

Configuring DECnet Servicesxiv308619-14.00 Rev 00Hard-Copy Technical ManualsYou can print selected technical manuals and release notes free, directly

Preface308619-14.00 Rev 00xv How to Get HelpIf you purchased a service contract for your Nortel Networks product from a distributor or authorized rese

308619-14.00 Rev 001-1 Chapter 1DECnet OverviewThis chapter shows how Nortel Networks router software works with DECnet services and describes the fol

Configuring DECnet Services1-2308619-14.00 Rev 00Together, the Area ID and Node ID form a 16-bit DECnet Phase IV address (Figure 1-1). The first 6 bit

DECnet Overview308619-14.00 Rev 001-3 Figure 1-2. Nortel Networks Router with Multiple DECnet AddressesDECnet Phase V OrganizationDECnet Phase V is an

ii308619-14.00 Rev 00 Copyright © 1999 Nortel NetworksAll rights reserved. Printed in the USA. September 1999.The information in this document is subj

Configuring DECnet Services1-4308619-14.00 Rev 00Each system in a DECnet Phase V network is assigned a Network Service Access Point (NSAP) address. Ea

DECnet Overview308619-14.00 Rev 001-5 When a Nortel Networks router receives a packet, it examines the destination address contained in the packet hea

Configuring DECnet Services1-6308619-14.00 Rev 00Listening ProcessThe router periodically receives Hello messages from its adjacent routers, informing

DECnet Overview308619-14.00 Rev 001-7 When deciding among multiple paths to a destination, the router chooses the path that is assigned a lower path c

Configuring DECnet Services1-8308619-14.00 Rev 00Figure 1-4. Least-Cost Path to a DestinationForwarding ProcessWhen a router receives a packet, it exa

DECnet Overview308619-14.00 Rev 001-9 The Designated RouterYou assign a designated router to each circuit in a DECnet network. If an end node on an Et

Configuring DECnet Services1-10308619-14.00 Rev 00DECnet IV to V TransitionThe DECnet IV to V Transition feature provides the following capabilities:•

DECnet Overview308619-14.00 Rev 001-11 Figure 1-5. DECnet Phase IV to Phase V Address MappingThe local Phase IV Prefix and Area fields of the Phase IV

Configuring DECnet Services1-12308619-14.00 Rev 00Phase IV to Phase VA router running DECnet Phase IV always attempts to forward a Phase IV data packe

DECnet Overview308619-14.00 Rev 001-13 Figure 1-6. Translation of a DECnet Phase IV Data Packet to a Phase V CLNP Packet1.A Phase IV host sends a data

308619-14.00 Rev 00iiiNortel Networks NA Inc. Software License AgreementNOTICE: Please carefully read this license agreement before copying or using t

Configuring DECnet Services1-14308619-14.00 Rev 00DECnet IV to V Basic Transition StrategyNortel Networks uses a dual-stack approach to support the DE

DECnet Overview308619-14.00 Rev 001-15 Static RoutesThe Nortel Networks routing software for DECnet services allows you to configure static routes to

Configuring DECnet Services1-16308619-14.00 Rev 00Static Adjacency SupportThe Nortel Networks routing software for DECnet services creates and maintai

DECnet Overview308619-14.00 Rev 001-17 • Configure a static adjacency for interface S2 that specifies its neighbor -- interface S1 on Router A.• Set t

Configuring DECnet Services1-18308619-14.00 Rev 00You can also disable the Level 2 Topology Update parameter if you want to prevent the Nortel Network

308619-14.00 Rev 002-1 Chapter 2Enabling DECnet ServicesThis chapter describes how to enable DECnet Phase IV services. It assumes you have read Config

Configuring DECnet Services2-2308619-14.00 Rev 00The Technician Interface lets you modify parameters by issuing set and commit commands that specify t

Enabling DECnet Services308619-14.00 Rev 002-3 Parameter: Area ID Default: None Options: 1 to 63 Function: Specifies a unique DECnet Phase IV Area ID

308619-14.00 Rev 003-1 Chapter 3Editing DECnet ParametersAfter you enable a DECnet interface, you can use Site Manager to:• Edit DECnet parameters.• A

iv308619-14.00 Rev 00for the security of its own data and information and for maintaining adequate procedures apart from the Software to reconstruct

Configuring DECnet Services3-2308619-14.00 Rev 00The Technician Interface lets you modify parameters by issuing set and commit commands that specify t

Editing DECnet Parameters308619-14.00 Rev 003-3 Editing DECnet Global ParametersTo edit the DECnet global parameters, begin at the Configuration Manag

Configuring DECnet Services3-4308619-14.00 Rev 00DECnet Global Parameter DescriptionsUse the following descriptions as a guide when you configure the

Editing DECnet Parameters308619-14.00 Rev 003-5 Parameter: Level 1 Only Area Default: 1 Options: 1 to 63 Function: Specifies the DECnet Area ID for a

Configuring DECnet Services3-6308619-14.00 Rev 00 Parameter: Max Broadcast Non Routers Default: 64 Options: 0 to 1023 Function: Specifies the maximum

Editing DECnet Parameters308619-14.00 Rev 003-7 Parameter: Max Cost Default: 1022 Options: 1 to 1022 Function: Specifies the maximum path cost from t

Configuring DECnet Services3-8308619-14.00 Rev 00 Parameter: Max Visits Default: 63 Options: 1 to 63 Function: Detects routing loops by enabling the p

Editing DECnet Parameters308619-14.00 Rev 003-9 Parameter: Max Area Default: 63 Options: 1 to 63 Function: Specifies the highest area number in your

Configuring DECnet Services3-10308619-14.00 Rev 00Figure 3-3. DECnet IV Interface List Window2.Click on the interface you want to edit.3.Edit the para

Editing DECnet Parameters308619-14.00 Rev 003-11 DECnet Interface Parameter DescriptionsUse the following descriptions as a guide when you configure t

308619-14.00 Rev 00vContents PrefaceBefore You Begin ...

Configuring DECnet Services3-12308619-14.00 Rev 00 Parameter: Area ID Default: None Options: 1 to 63 Function: Specifies a DECnet Area ID for this cir

Editing DECnet Parameters308619-14.00 Rev 003-13 Parameter: Cost Default: 10 Options: 1 to 63 Function: Specifies the relative cost of routing over

Configuring DECnet Services3-14308619-14.00 Rev 00 Parameter: Max Routers Default: 33 Options: 0 to 33 Function: Specifies the maximum number of route

Editing DECnet Parameters308619-14.00 Rev 003-15 Parameter: End Nodes MAC Default: None Options: Frame Relay multicasting address | SMDS group addres

Configuring DECnet Services3-16308619-14.00 Rev 00 Parameter: Area Routers MAC Default: None Options: Frame Relay multicasting address | SMDS group ad

Editing DECnet Parameters308619-14.00 Rev 003-17 Parameter: Router Hello Default: Enable Options: Enable | Disable Function: When disabled, keeps the

Configuring DECnet Services3-18308619-14.00 Rev 00Configuring Static RoutesConfigure static routes when you want to control which path the router uses

Editing DECnet Parameters308619-14.00 Rev 003-19 Figure 3-5. DECnet Static Routes Configuration Window2.Define the static route parameters, using the

Configuring DECnet Services3-20308619-14.00 Rev 00 Parameter: Static Route Enable Default: Enable Options: Enable | Disable Function: Specifies the s

Editing DECnet Parameters308619-14.00 Rev 003-21 Parameter: Route Cost Default: 10 Options: 1 to 63 Function: Specifies the total cost of a route to

vi308619-14.00 Rev 00Chapter 2 Enabling DECnet ServicesEnabling DECnet Phase IV on an Interface ...

Configuring DECnet Services3-22308619-14.00 Rev 00 Parameter: Next Hop Area ID Default: None Options: 1 to 63 Function: Specifies the DECnet Area ID o

Editing DECnet Parameters308619-14.00 Rev 003-23 Editing Static Route ParametersTo edit a static route:1.Select the static route that you want to edit

Configuring DECnet Services3-24308619-14.00 Rev 00Adding a Static AdjacencyTo add a static adjacency, begin at the Configuration Manager window (refer

Editing DECnet Parameters308619-14.00 Rev 003-25 Figure 3-7. Circuit Definition Window3.Select Protocols > Edit DECnet IV > Static Adjacencies i

Configuring DECnet Services3-26308619-14.00 Rev 00Figure 3-8. DECnet Static Adjacent Hosts List Window4.Click on Add. The DECnet Static Adjacency Conf

Editing DECnet Parameters308619-14.00 Rev 003-27 6.Click on OK to exit the window and save your changes. The DECnet Static Adjacent Hosts List window

Configuring DECnet Services3-28308619-14.00 Rev 00 Parameter: Adjacency Priority Default: None Options: 0 to 127 Function: If the static adjacency is

Editing DECnet Parameters308619-14.00 Rev 003-29 Parameter: Adjacent Area ID Default: None Options: 1 to 63 Function: Specifies the Area ID portion o

Configuring DECnet Services3-30308619-14.00 Rev 006.Click on Apply to implement your changes.7.Repeat steps 4 through 6 to edit additional static adja

Editing DECnet Parameters308619-14.00 Rev 003-31 Creating the DECnet IV to V TransitionTo create the DECnet IV to V Transition:1.In the Configuration

308619-14.00 Rev 00viiFiguresFigure 1-1. DECnet Phase IV Address ...1-2Figure 1-2.

Configuring DECnet Services3-32308619-14.00 Rev 00 Parameter: DECnet 4 to 5 Transition Enable Default: Enable Options: Enable | Disable Function: Enab

Editing DECnet Parameters308619-14.00 Rev 003-33 Editing the DECnet IV to V Transition ParametersTo edit the DECnet IV to V Transition parameters, beg

Configuring DECnet Services3-34308619-14.00 Rev 00Deleting DECnet from the RouterTo delete the DECnet routing protocol from all router circuits on whi

308619-14.00 Rev 00A-1 Appendix ADECnet Parameter Default SettingsTables A-1 through A-5 show the default settings for the DECnet Phase IV and DECnet

Configuring DECnet ServicesA-2308619-14.00 Rev 00Table A-2. DECnet Phase IV Interface ParametersParameter DefaultEnable EnableRoute Level Level 1 + Le

DECnet Parameter Default Settings308619-14.00 Rev 00A-3 Table A-4. DECnet Static Adjacency ParametersParameter DefaultAdjacency Enable EnableAdjacency

308619-14.00 Rev 00Index-1Aaccessing DECnet parameters, 3-2acronyms, xiiiaddingstatic adjacency, 3-24 to 3-27static route, 3-18Adjacency Enable parame

Index-2308619-14.00 Rev 00advertising routes for, 1-13configuring, 3-30creating, 3-31deleting, 3-33editing, 3-31parameter descriptions, 3-31transition

308619-14.00 Rev 00Index-3MMax Area parameter, 3-9Max Broadcast Non Routers parameter, 3-6Max Broadcast Routers parameter, 3-6Max Circuits parameter,

308619-14.00 Rev 00ixTablesTable 1-1. Router Forwarding Based on the Destination Address in the Packet Header ...........