Avaya Configuring Differentiated Services Manual do Utilizador

BayRS Version 14.00Part No. 308620-14.00 Rev 00September 19994401 Great America ParkwaySanta Clara, CA 95054Configuring Differentiated Services

308620-14.00 Rev 00xiTablesTable B-1. Filters on the BLN Router ... B-3

308620-14.00 Rev 00xiii PrefaceThis guide describes differentiated services and what you do to start and customize these services on a Nortel Networks

Configuring Differentiated Servicesxiv308620-14.00 Rev 00Text ConventionsThis guide uses the following text conventions:angle brackets (< >) Ind

Preface308620-14.00 Rev 00xv italic text Indicates file and directory names, new terms, book titles, and variables in command syntax descriptions. Whe

Configuring Differentiated Servicesxvi308620-14.00 Rev 00AcronymsThis guide uses the following acronyms:Hard-Copy Technical ManualsYou can print selec

Preface308620-14.00 Rev 00xvii How to Get HelpIf you purchased a service contract for your Nortel Networks product from a distributor or authorized re

308620-14.00 Rev 001-1 Chapter 1Differentiated Services OverviewDifferentiated services is a network architecture that lets service providers and ente

ii308620-14.00 Rev 00 Copyright © 1999 Nortel NetworksAll rights reserved. Printed in the USA. September 1999.The information in this document is subj

Configuring Differentiated Services1-2308620-14.00 Rev 00• Manually configure them on the edge router.You can create filters that instruct the router

Differentiated Services Overview308620-14.00 Rev 001-3 • Policy serverThe policy server resides inside the ISP or enterprise network. It provides poli

Configuring Differentiated Services1-4308620-14.00 Rev 00Figure 1-1. Differentiated Services NetworkCommunicating with the Bandwidth Broker If your di

Differentiated Services Overview308620-14.00 Rev 001-5 If an interface on the router becomes inactive or terminates, the differentiated services appli

Configuring Differentiated Services1-6308620-14.00 Rev 00Marking Packets for Specific ServicesA packet’s assigned level of service determines whether

Differentiated Services Overview308620-14.00 Rev 001-7 Figure 1-3. Nortel Networks Differentiated Services ArchitectureDFS0005ABandwidth broker/policy

Configuring Differentiated Services1-8308620-14.00 Rev 00URL FiltersThe router can filter and mark Hypertext Transfer Protocol (HTTP) traffic based on

308620-14.00 Rev 002-1 Chapter 2Starting Differentiated ServicesThe quickest way to configure differentiated services on the router is to enable it wi

Configuring Differentiated Services2-2308620-14.00 Rev 00Starting the Site Manager Configuration ToolBefore configuring differentiated services, see C

Starting Differentiated Services308620-14.00 Rev 002-3 Enabling Differentiated ServicesTo enable a differentiated services interface, complete the fol

308620-14.00 Rev 00iiiNortel Networks NA Inc. Software License AgreementNOTICE: Please carefully read this license agreement before copying or using t

Configuring Differentiated Services2-4308620-14.00 Rev 00Enabling COPSIf the router is receiving filters from a bandwidth broker, you need to enable C

Starting Differentiated Services308620-14.00 Rev 002-5 Enabling Static FiltersIf your network does not use a bandwidth broker, you need to manually co

Configuring Differentiated Services2-6308620-14.00 Rev 009. Choose Criteria. The Criteria menu opens.10.Choose Add. The Add menu opens.11.Add one or m

Starting Differentiated Services308620-14.00 Rev 002-7 Applying the Template to a FilterAfter you create your differentiated services filter template,

Configuring Differentiated Services2-8308620-14.00 Rev 00You must always associate a filter criteria with a filter action. This ensures that the route

308620-14.00 Rev 003-1 Chapter 3Customizing Differentiated ServicesWhen you enable differentiated services, default values are in effect for all param

Configuring Differentiated Services3-2308620-14.00 Rev 00Adding a Differentiated Services InterfaceTo add a differentiated services interface, complet

Customizing Differentiated Services308620-14.00 Rev 003-3 Modifying a Differentiated Services InterfaceYou can modify the configuration type of a diff

Configuring Differentiated Services3-4308620-14.00 Rev 00Disabling and Reenabling Differentiated Services InterfacesAfter you create a differentiated

Customizing Differentiated Services308620-14.00 Rev 003-5 Deleting Differentiated Services InterfacesYou can delete a single interface or all interfac

iv308620-14.00 Rev 00for the security of its own data and information and for maintaining adequate procedures apart from the Software to reconstruct

Configuring Differentiated Services3-6308620-14.00 Rev 00Deleting All InterfacesTo globally delete differentiated services interfaces, complete the fo

Customizing Differentiated Services308620-14.00 Rev 003-7 Modifying COPS Global ParametersIn most cases, you do not need to modify the solo slot mask,

Configuring Differentiated Services3-8308620-14.00 Rev 00Modifying the COPS Server RecordThe following sections describe how to modify the COPS server

Customizing Differentiated Services308620-14.00 Rev 003-9 To customize how the router connects to a COPS server, complete the following tasks:Maintain

Configuring Differentiated Services3-10308620-14.00 Rev 00Changing the Remote TCP PortIf the bandwidth broker application operates on a different port

Customizing Differentiated Services308620-14.00 Rev 003-11 Disabling and Reenabling a COPS ServerTo disable and reenable a single COPS server, complet

Configuring Differentiated Services3-12308620-14.00 Rev 00Disabling and Reenabling COPS on the RouterTo disable and reenable all COPS servers, complet

Customizing Differentiated Services308620-14.00 Rev 003-13 Modifying Traffic FiltersIf you selected static for an interface’s configuration type, you

Configuring Differentiated Services3-14308620-14.00 Rev 004. Choose Interfaces. The DiffServ Interface List window opens.5. Select the interface you w

Customizing Differentiated Services308620-14.00 Rev 003-15 URL FiltersThese procedures assume that you have created a filter template and applied it t

308620-14.00 Rev 00vContents PrefaceBefore You Begin ...

308620-14.00 Rev 00A-1 Appendix ASite Manager ParametersThese topics define differentiated services parameters:For each parameter, this appendix provi

Configuring Differentiated ServicesA-2308620-14.00 Rev 00The Technician Interface allows you to modify attributes by issuing set and commit commands w

Site Manager Parameters308620-14.00 Rev 00A-3 Parameter: EnablePath: Configuration Manager > Protocols > IP > DiffServ > Interfaces Defaul

Configuring Differentiated ServicesA-4308620-14.00 Rev 00Parameter: Config TypePath: Configuration Manager > Protocols > IP > DiffServ > I

Site Manager Parameters308620-14.00 Rev 00A-5 Interface Record ParameterThe DiffServ Interface Record window (Figure A-2) contains the IP Address para

Configuring Differentiated ServicesA-6308620-14.00 Rev 00Differentiated Services Global ParameterThe Edit DiffServ Global Parameters window (Figure A-

Site Manager Parameters308620-14.00 Rev 00A-7 COPS Global ParametersThe Edit COPS Global Parameters window (Figure A-4) contains the COPS client param

Configuring Differentiated ServicesA-8308620-14.00 Rev 00Parameter: Solo Slot MaskPath: Configuration Manager > Protocols > Global Protocols >

Site Manager Parameters308620-14.00 Rev 00A-9 COPS Server List ParametersThe COPS Server List window (Figure A-5) contains the list of COPS servers th

vi308620-14.00 Rev 00Chapter 3 Customizing Differentiated ServicesAdding a Differentiated Services Interface ...

Configuring Differentiated ServicesA-10308620-14.00 Rev 00Parameter: EnablePath: Configuration Manager > Protocols > Global Protocols > COPS

Site Manager Parameters308620-14.00 Rev 00A-11 Parameter: Connection Retry CountPath: Configuration Manager > Protocols > Global Protocols >

Configuring Differentiated ServicesA-12308620-14.00 Rev 00Parameter: Report Time PeriodPath: Configuration Manager > Protocols > Global Protocol

Site Manager Parameters308620-14.00 Rev 00A-13 Parameter: TCP KeepAlive RTOPath: Configuration Manager > Protocols > Global Protocols > COPS

Configuring Differentiated ServicesA-14308620-14.00 Rev 00Parameter: Remote TCP PortPath: Configuration Manager > Protocols > Global Protocols &

Site Manager Parameters308620-14.00 Rev 00A-15 COPS Server Record ParametersThe COPS Server Record window (Figure A-6) contains the parameters that te

Configuring Differentiated ServicesA-16308620-14.00 Rev 00Static Traffic Filter ParametersWhen you click on the Traffic Filt button in the DiffServ In

Site Manager Parameters308620-14.00 Rev 00A-17 When you click on Template in the DiffServ Static Filters window (Figure A-7), and then click on Create

Configuring Differentiated ServicesA-18308620-14.00 Rev 00For the filter criteria, the URL string criterion is unique to differentiated services.For t

Site Manager Parameters308620-14.00 Rev 00A-19 DS Police ParametersTo configure static traffic filters that “police” the data flow, set the DS Police

308620-14.00 Rev 00viiStatic Traffic Filter Parameters ... A-16DS Fi

Configuring Differentiated ServicesA-20308620-14.00 Rev 00Parameter: Token Bucket Rate (Kbps)Path: Configuration Manager > Protocols > IP > D

Site Manager Parameters308620-14.00 Rev 00A-21 Parameter: MAX Policed (Bytes)Path: Configuration Manager > Protocols > IP > DiffServ > Int

Configuring Differentiated ServicesA-22308620-14.00 Rev 00Parameter: Inprofile BehaviorPath: Configuration Manager > Protocols > IP > DiffSer

Site Manager Parameters308620-14.00 Rev 00A-23 HTTP Filter ParameterYou can filter packets based on URL strings. To do this, you need to specify the U

308620-14.00 Rev 00B-1 Appendix BConfiguration ExamplesThis chapter contains the following configuration examples:A Differentiated Services Network Us

Configuring Differentiated ServicesB-2308620-14.00 Rev 00Figure B-1. Differentiated Services NetworkPrior to any data being transmitted, the system ad

Configuration Examples308620-14.00 Rev 00B-3 The sequence of events in this network is as follows:1.When the router activates, it connects to the band

Configuring Differentiated ServicesB-4308620-14.00 Rev 007.After all the data is sent, the BLN router waits for 2 minutes, which in this example is th

Configuration Examples308620-14.00 Rev 00B-5 Configure COPSTo enable COPS for the interface, complete the following tasks:The router can now operate a

Configuring Differentiated ServicesB-6308620-14.00 Rev 00A Differentiated Services Network Using Static Traffic FiltersIn this configuration example,

Configuration Examples308620-14.00 Rev 00B-7 Configuring the RouterFor the network in Figure B-2, you must configure a static traffic filter on the ro

Configuring Differentiated ServicesB-8308620-14.00 Rev 00Configure a Static FilterTo configure a filter template that includes the DS police action, c

Configuration Examples308620-14.00 Rev 00B-9 Apply the template you just created by completing the following tasks:Once the router marks the packet, t

308620-14.00 Rev 00Index-1Aacronyms, xviBbandwidth brokerconfiguration example, B-1description, 1-2filter action requests, 1-4filter IDs, 1-5installin

Index-2308620-14.00 Rev 00HHTTP filters, 1-8IInprofile Behavior parameter, A-22Inprofile Marking parameter, A-21interface configuration, modifying, 3-

308620-14.00 Rev 00ixFiguresFigure 1-1. Differentiated Services Network ................1-4Figure 1-2.