Avaya Configuring DECnet Services Manual do Utilizador

Part No. 114050 Rev. AAugust 1996Router Software Version 11.0Site Manager Software Version 5.0Configuring DECnetServices

114050 Rev. A xiTablesTable 1-1. Router Forwarding Based on the Destination Addressin the Packet Header ...

114050 Rev. A xiiiAbout This GuideIf you are responsible for configuring Bay Networks™ router software for DECnetservices, you need to read this guide.

Configuring DECnet Servicesxiv 114050 Rev. AConventionsbold text Indicates text that you need to enter, command names,and buttons in menu paths.Exampl

About This Guide114050 Rev. A xvAcronymsAFI authority format identifierCLNP Connectionless Network ProtocolDSP Domain Specific PartES-IS End System to I

114050 Rev. A xviiTechnical Support and Online ServicesTo ensure comprehensive network support to our customers and partnersworldwide, Bay Networks Cu

Configuring DECnet Servicesxviii 114050 Rev. ABay Networks Customer ServiceIf you purchased your Bay Networks product from a distributor or authorized

Technical Support and Online Services114050 Rev. A xixBay Networks Information ServicesBay Networks Information Services provide up-to-date support in

ii 114050 Rev. A4401 Great America Parkway 8 Federal StreetSanta Clara, CA 95054 Billerica, MA 01821Copyright © 1988–1996 Bay Networks, Inc.All rights

Configuring DECnet Servicesxx 114050 Rev. ASupport Source CDThis CD-ROM -- sent quarterly to all contracted customers -- is a complete BayNetworks Ser

Technical Support and Online Services114050 Rev. A xxiInfoFACTSInfoFACTS is the Bay Networks free 24-hour fax-on-demand service. Thisautomated system

114050 Rev. A 1-1Chapter 1DECnet OverviewThis chapter shows how Bay Networks router software works with DECnetservices and describes the• Organization

Configuring DECnet Services1-2 114050 Rev. ATogether, the Area ID and Node ID form a 16-bit DECnet Phase IV address(Figure 1-1). The first 6 bits ident

DECnet Overview114050 Rev. A 1-3Figure 1-2. Bay Networks Router with Multiple DECnet AddressesDECnet Phase V OrganizationDECnet Phase V is an implemen

Configuring DECnet Services1-4 114050 Rev. AEach system in a DECnet Phase V network is assigned a Network Service AccessPoint (NSAP) address. Each DEC

DECnet Overview114050 Rev. A 1-5When a Bay Networks router receives a packet, it examines the destinationaddress contained in the packet header. If th

Configuring DECnet Services1-6 114050 Rev. AListening ProcessThe router periodically receives Hello messages from its adjacent routers,informing it of

DECnet Overview114050 Rev. A 1-7When deciding among multiple paths to a destination, the router chooses the paththat is assigned a lower path cost ove

114050 Rev. A iiiBay Networks Software LicenseThis Software License shall govern the licensing of all software provided to licensee by Bay Networks (“

Configuring DECnet Services1-8 114050 Rev. AFigure 1-4. Least-Cost Path to a DestinationForwarding ProcessWhen a router receives a packet, it examines

DECnet Overview114050 Rev. A 1-9The Designated RouterYou assign a designated router to each circuit in a DECnet network. If an endnode on an Ethernet

Configuring DECnet Services1-10 114050 Rev. ADECnet IV to V TransitionThe DECnet IV to V Transition feature provides the following capabilities:• Rout

DECnet Overview114050 Rev. A 1-11Figure 1-5. DECnet Phase IV to Phase V Address MappingThe local Phase IV Prefix and Area fields of the Phase IV-compati

Configuring DECnet Services1-12 114050 Rev. APhase IV to Phase VA router running DECnet Phase IV always attempts to forward a Phase IV datapacket by l

DECnet Overview114050 Rev. A 1-132. If the router finds the destination address in the Phase IV forwardingtable, the DECnet router running Phase IV tra

Configuring DECnet Services1-14 114050 Rev. A• Phase IV and Phase V routing are done in parallel. A router routes packetswhose source and destination

DECnet Overview114050 Rev. A 1-15For example, Figure 1-7 shows three Level 2 routers that reside in different areas.To configure a static route from Ro

Configuring DECnet Services1-16 114050 Rev. AStatic Adjacency SupportThe Bay Networks routing software for DECnet services creates and maintains itsad

DECnet Overview114050 Rev. A 1-17Figure 1-8. Static Adjacencies Defined for Routers Residing in the Same AreaThe only network information the routers n

iv 114050 Rev. ABay Networks Software License(continued)9. Licensee shall not reverse assemble, reverse compile, or in any way reverse engineer the So

Configuring DECnet Services1-18 114050 Rev. AIf two Level 2 routers reside in different areas, you can reduce both Hello messagetraffic and Level 1 top

DECnet Overview114050 Rev. A 1-19For More InformationFor technical details about DECnet protocol implementation, see DECnet DigitalNetwork Architectur

114050 Rev. A 2-1Chapter 2Enabling DECnet ServicesThis chapter describes how to enable DECnet Phase IV services. It assumes youhave read Configuring Ro

Configuring DECnet Services2-2 114050 Rev. AThe Technician Interface lets you modify parameters by issuing set and commitcommands that specify the MIB

Enabling DECnet Services114050 Rev. A 2-3• Enable default DECnet Phase IV services. To do this, click on OK.• Edit the default values. To do this, cli

114050 Rev. A 3-1Chapter 3Editing DECnet ParametersOnce you enable a DECnet interface, you can use Site Manager to• Edit DECnet parameters• Add, edit,

Configuring DECnet Services3-2 114050 Rev. AThe Technician Interface lets you modify parameters by issuing set and commitcommands that specify the MIB

Editing DECnet Parameters114050 Rev. A 3-3Editing DECnet Global ParametersTo edit the DECnet global parameters, begin at the Configuration Managerwindo

114050 Rev. A vContentsConfiguring DECnet ServicesAbout This GuideBefore You Begin ...

Configuring DECnet Services3-4 114050 Rev. ADECnet Global Parameter DescriptionsUse the following descriptions as a guide when you configure the parame

Editing DECnet Parameters114050 Rev. A 3-5 Parameter: Level 1 Only Area Default: 1 Range: 1 to 63 Function: Specifies the DECnet Area ID for all circui

Configuring DECnet Services3-6 114050 Rev. A Parameter: Max Broadcast Non Routers Default: 64 Range: 0 to 1023 Function: Specifies the maximum number o

Editing DECnet Parameters114050 Rev. A 3-7 Parameter: Max Cost Default: 1022 Range: 1 to 1022 Function: Specifies the maximum path cost from this route

Configuring DECnet Services3-8 114050 Rev. A Parameter: Max Visits Default: 63 Range: 1 to 63 Function: Detects routing loops by enabling the packet l

Editing DECnet Parameters114050 Rev. A 3-9 Parameter: Max Area Default: 63 Range: 1 to 63 Function: Specifies the highest area number in your DECnet ne

Configuring DECnet Services3-10 114050 Rev. AFigure 3-3. DECnet IV Interface List Window2. Click on the interface you want to edit.3. Edit the paramet

Editing DECnet Parameters114050 Rev. A 3-11DECnet Interface Parameter DescriptionsUse the following descriptions as a guide when you configure the para

Configuring DECnet Services3-12 114050 Rev. A Parameter: Area ID Default: None Range: 1 to 63 Function: Specifies a DECnet Area ID for this circuit.The

Editing DECnet Parameters114050 Rev. A 3-13 Parameter: Cost Default: 10 Range: 1 to 63 Function: Specifies the relative cost of routing over this circu

vi 114050 Rev. ADECnet IV to V Transition ...1-10Translating

Configuring DECnet Services3-14 114050 Rev. A Parameter: Max Routers Default: 33 Range: 0 to 33 Function: Specifies the maximum number of routers attac

Editing DECnet Parameters114050 Rev. A 3-15 Parameter: End Nodes MAC Default: None Options: Frame Relay multicasting address| SMDS group address Funct

Configuring DECnet Services3-16 114050 Rev. A Parameter: Area Routers MAC Default: None Options: Frame Relay multicasting address| SMDS group address

Editing DECnet Parameters114050 Rev. A 3-17 Parameter: Router Hello Default: Enable Options: Enable| Disable Function: When disabled, keeps the DECnet

Configuring DECnet Services3-18 114050 Rev. AConfiguring Static RoutesConfigure static routes when you want to control which path the router uses torout

Editing DECnet Parameters114050 Rev. A 3-19Figure 3-5. DECnet Static Routes Configuration Window2. Define the static route parameters, using the descrip

Configuring DECnet Services3-20 114050 Rev. A Parameter: Static Route Enable Default: Enable Options: Enable| Disable Function: Specifies the state (ac

Editing DECnet Parameters114050 Rev. A 3-21 Parameter: Route Cost Default: 10 Range: 1 to 63 Function: Specifies the total cost of a route to a destina

Configuring DECnet Services3-22 114050 Rev. A Parameter: Next Hop Area ID Default: None Range: 1 to 63 Function: Specifies the DECnet Area ID of the in

Editing DECnet Parameters114050 Rev. A 3-23Editing Static Route ParametersTo edit a static route:1. Select the static route you want to edit from the

114050 Rev. A viiDeleting the DECnet IV to V Transition ...3-33Deleting DECnet from the

Configuring DECnet Services3-24 114050 Rev. AAdding a Static AdjacencyTo add a static adjacency, begin at the Configuration Manager window (refer toFig

Editing DECnet Parameters114050 Rev. A 3-25Figure 3-7. Circuit Definition Window3. Select Protocols > Edit DECnet IV > Static Adjacencies in the

Configuring DECnet Services3-26 114050 Rev. AFigure 3-8. DECnet Static Adjacent Hosts List Window4. Click on Add.The DECnet Static Adjacency Configurat

Editing DECnet Parameters114050 Rev. A 3-276. Click on OK to exit the window and save your changes.The DECnet Static Adjacent Hosts List window reappe

Configuring DECnet Services3-28 114050 Rev. A Parameter: Adjacency Priority Default: None Range: 0 to 127 Function: If the static adjacency is another

Editing DECnet Parameters114050 Rev. A 3-29 Parameter: Adjacent Node ID Default: None Range: 1 to 1023 Function: Specifies the Node ID portion of the s

Configuring DECnet Services3-30 114050 Rev. ADeleting a Static AdjacencyTo delete a static adjacency:1. Select Circuits > Edit Circuits in the Confi

Editing DECnet Parameters114050 Rev. A 3-31Creating the DECnet IV to V TransitionTo create the DECnet IV to V Transition:1. In the Configuration Manage

Configuring DECnet Services3-32 114050 Rev. A Parameter: DECnet 4 to 5 Transition Enable Default: Enable Options: Enable| Disable Function: Enables or

Editing DECnet Parameters114050 Rev. A 3-33Editing the DECnet IV to V Transition ParametersTo edit the DECnet IV to V Transition parameters, begin at

Configuring DECnet Services3-34 114050 Rev. ADeleting DECnet from the RouterTo delete the DECnet routing protocol from all router circuits on which it

114050 Rev. A A-1Appendix ADECnet Parameter Default SettingsTables A-1 through A-5 show the default settings for the DECnet Phase IV andDECnet Phase I

Configuring DECnet ServicesA-2 114050 Rev. ATable A-2. DECnet Phase IV Interface ParametersParameter DefaultEnable EnableRoute Level Level 1 + Level 2

DECnet Parameter Default Settings114050 Rev. A A-3Table A-4. DECnet Static Adjacency ParametersParameter DefaultAdjacency Enable EnableAdjacency Type

114050 Rev. A Index-1Aaccessing DECnet parameters, 3-2addingstatic adjacency, 3-24 to 3-27static route, 3-18Adjacency Enable parameter, 3-27Adjacency

Configuring DECnet ServicesIndex-2 114050 Rev. ADECnet circuit costsassigningfor interface, 3-13for router, 3-7, 3-8for static route, 3-21calculating

Index114050 Rev. A Index-3high-order value, 1-10hopsmaximum number of, 1-7, 3-7, 3-8IInfoFACTS service, xxiinterarea routing, 1-4intra-area routing, 1

Configuring DECnet ServicesIndex-4 114050 Rev. ARouter Hello parameter, 1-17, 3-17Router Priority parameter, 3-14SSite Manager, 3-2SMDS group address,

114050 Rev. A ixFiguresFigure 1-1. DECnet Phase IV Address ..................1-2Figure 1-2. Bay N