Avaya Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services Manuale Utente Pagina 1

Part No. 114070 Rev. AAugust 1996Router Software Version 11.0Site Manager Software Version 5.0 Configuring SNMP, RMON, BOOTP, DHCP, and RARP Serv

x 114070 Rev. A

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-22 114070 Rev. A Parameter: Target Name Default: None Options: Any string of printable ASCII c

Configuring BOOTP Services114070 Rev. A 3-23 Deleting the BOOTP Relay Agent from an IP InterfaceTo delete a BOOTP relay agent, begin at the Configurati

114070 Rev. A 4-1 Chapter 4Configuring DHCP ServicesUsing Dynamic Host Configuration Protocol (DHCP), you can enable clients to acquire permanent IP con

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services4-2 114070 Rev. AAcquiring a New IP Address and New Configuration ParametersThis process involves

Configuring DHCP Services114070 Rev. A 4-3 Figure 4-2. Fields in a DHCP Packet2. Those servers may respond with a DHCPOFFER packet that includes an av

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services4-4 114070 Rev. AFigure 4-3 shows the second and third stages of the process.Figure 4-3. Request

Configuring DHCP Services114070 Rev. A 4-5 • If the target server cannot supply the requested configuration parameters, it sends a DHCPNAK packet to th

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services4-6 114070 Rev. AImplementation NotesDHCP uses the BOOTP relay agent to forward packets. When im

Configuring DHCP Services114070 Rev. A 4-7 For each DHCP parameter, this chapter provides information about default settings, valid parameter options,

114070 Rev. A xi Figures Figure 1-1. Select Protocols Window ...1-7Figure 1-

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services4-8 114070 Rev. ASpecifying Interfaces to Receive and Relay DHCP PacketsYou must specify a forwa

114070 Rev. A 5-1 Chapter 5Configuring RARP ServicesYou can use a Bay Networks router as a Reverse Address Resolution Protocol (RARP) server that assig

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services5-2 114070 Rev. AFigure 5-1. RARP Server Supplying an IP AddressTo use RARP services, you must s

Configuring RARP Services114070 Rev. A 5-3 When you enable RARP services, you are required to configure only a few parameters. The Configuration Manager

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services5-4 114070 Rev. A• To edit all IP interface parameters, click on Details.Refer to Configuring IP

Configuring RARP Services114070 Rev. A 5-5 Disabling and Reenabling RARP InterfacesTo disable or reenable individual RARP interfaces, begin at the Con

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services5-6 114070 Rev. A Parameter: Enable/Disable Default: Enable Options: Enable | Disable Function:

Configuring RARP Services114070 Rev. A 5-7 Figure 5-4. RARP Addresses Window3. Specify a MAC address and a corresponding IP address for the client.Use

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services5-8 114070 Rev. A Parameter: IP Address Default: 0.0.0.0 Options: Any valid IP address Function:

Configuring RARP Services114070 Rev. A 5-9 Deleting RARP GloballyTo globally delete RARP from all router interfaces on which it is configured, begin at

xii 114070 Rev. A Figure 3-7. BOOTP Client Interface Table Window ...3-17Figure 3-8. BOOTP Client In

114070 Rev. A A-1 Appendix ADefault Parameter SettingsSNMP ParametersTables A-1 through A-6 list the Site Manager default parameter settings for SNMP.

Configuring SNMP, RMON, BOOTP, DHCP, and RARP ServicesA-2 114070 Rev. ATable A-3. SNMP Manager ParametersParameter DefaultTrap Port 162Trap Types Gen

Default Parameter Settings114070 Rev. A A-3 BOOTP and DHCP ParametersTables A-7 through A-10 list the Site Manager default parameter settings for BOOT

Configuring SNMP, RMON, BOOTP, DHCP, and RARP ServicesA-4 114070 Rev. ARARP ParametersTables A-11 and A-12 list the Site Manager default parameter set

114070 Rev. A Index-1 AAccess parameter, 1-16accessing parametersBOOTP, 3-9DHCP, 4-7RARP, 5-4SNMP, 1-10addingentries to the RARP mapping table, 5-6SNM

Configuring SNMP, RMON, BOOTP, DHCP, and RARP ServicesIndex-2 114070 Rev. AconfiguringBOOTP parameters, 3-9 to 3-23BOOTP servers, 3-6DHCP parameters, 4

Index114070 Rev. A Index-3 from the Support Source CD, xxthrough CompuServe, xxthrough Customer Service FTP, xixthrough InfoFACTS service, xxithrough

Configuring SNMP, RMON, BOOTP, DHCP, and RARP ServicesIndex-4 114070 Rev. Adefaults, A-4Enable/Disable, 5-9IP Address, 5-8MAC Address, 5-7rebootDCM, 2

Index114070 Rev. A Index-5 Threshold High Event Level parameter, 1-27Threshold High Value parameter, 1-26Threshold HoldDown Intervals parameter, 1-29T

114070 Rev. A xiii Tables Table 1-1. Severity Levels for Event Messages ...1-3Table 1-2. Exam

114070 Rev. A xv About This Guide Read this guide to learn how to configure router or BNX ® software for the following services:• Simple Network Man

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Servicesxvi 114070 Rev. A Software Suites Routing and switching software is available in the following

About This Guide 114070 Rev. A xvii Conventions angle brackets (< >) Indicate that you choose the text to enter based on the description insid

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Servicesxviii 114070 Rev. A Acronyms ASN.1 abstract syntax notationBOOTP Bootstrap ProtocolCMIP Common

114070 Rev. A xix Technical Support and Online Services To ensure comprehensive network support to our customers and partners worldwide, Bay Network

ii 114070 Rev. A4401 Great America Parkway 8 Federal StreetSanta Clara, CA 95054 Billerica, MA 01821 Copyright © 1988–1996 Bay Networks, Inc. All rig

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Servicesxx 114070 Rev. A Bay Networks Customer Service If you purchased your Bay Networks product from

Technical Support and Online Services 114070 Rev. A xxi Bay Networks Information Services Bay Networks Information Services provide up-to-date suppo

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Servicesxxii 114070 Rev. A Support Source CD This CD-ROM -- sent quarterly to all contracted customers

Technical Support and Online Services 114070 Rev. A xxiii InfoFACTSInfoFACTS is the Bay Networks free 24-hour fax-on-demand service. This automated s

ConfiguringYou can tailor router or BNX software to take advNetwork Management Protocol (SNMP) servicesfollowing information:• An overview of SNMP (see

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-2 114070 Rev. AFor security reasons, the SNMP agent validates each request from an SNMP manage

Configuring SNMP Services114070 Rev. A 1-3 You can set a threshold for any integer, counter, gauge, or time-tick variable in the MIB. Using the thresh

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-4 114070 Rev. AWhen you add this threshold to the MIB, the agent polls the variable wfCctOptsC

Configuring SNMP Services114070 Rev. A 1-5 For example, if you set the Threshold Label parameter to wfCctOptsCngcCfgQp1Threshold, the agent generates

114070 Rev. A iii Bay Networks Software License This Software License shall govern the licensing of all software provided to licensee by Bay Network

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-6 114070 Rev. AEnabling SNMP ServicesYou must enable IP services to use SNMP. When you enable

Configuring SNMP Services114070 Rev. A 1-7 Figure 1-1. Select Protocols WindowTo enable IP on an interface:1. Select IP from the Select Protocols menu

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-8 114070 Rev. AFigure 1-2. IP Configuration Window3.Edit the parameters in the window.Use the d

Configuring SNMP Services114070 Rev. A 1-9 Parameter: IP Address Default: None Options: Any valid IP address Function: Assigns a 32-bit IP address to

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-10 114070 Rev. A Parameter: UnNumbered Assoc Address Default: None Options: Any valid IP addre

Configuring SNMP Services114070 Rev. A 1-11 Figure 1-3. Configuration Manager WindowEditing SNMP Global ParametersTo edit SNMP global parameters, begin

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-12 114070 Rev. A2. Edit the parameters in this window.Use the descriptions that follow as a gu

Configuring SNMP Services114070 Rev. A 1-13 Parameter: Lock TimeOut Default: 2 minutes Range: 1 through 60 minutes Function: Specifies the maximum num

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-14 114070 Rev. AEditing SNMP Community ParametersThis section describes how to add, edit, and

Configuring SNMP Services114070 Rev. A 1-15 Figure 1-6. SNMP Community Window3.Edit the parameters.Use the descriptions that follow as a guide. 4. Cli

iv 114070 Rev. A Bay Networks Software License (continued) 9. Licensee shall not reverse assemble, reverse compile, or in any way reverse engineer

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-16 114070 Rev. A Parameter: Access Default: Read Only Options: Read Only | Read-Write Function

Configuring SNMP Services114070 Rev. A 1-17 2.Select the community you want to delete.3. Select Community > Delete Community.The Delete SNMP Commun

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-18 114070 Rev. AFigure 1-8. SNMP Manager List Window4.Select Manager > Add Manager.The Add

Configuring SNMP Services114070 Rev. A 1-19 Editing a ManagerWhen you edit a manager, you determine whether the manager receives traps and what types

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-20 114070 Rev. A Parameter: Trap Port Default: 162 Range: 1 through 9999 Function: Specifies th

Configuring SNMP Services114070 Rev. A 1-21 Deleting a ManagerTo delete a manager from an SNMP community, begin at the Configuration Manager window (re

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-22 114070 Rev. AFigure 1-11. Edit Thresholds Global Parameters Window2.Specify the polling int

Configuring SNMP Services114070 Rev. A 1-23 Configuring a ThresholdTo configure a threshold, you must have a good understanding of the MIB and be able t

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-24 114070 Rev. AFigure 1-13. Threshold Configuration Window3.Select the object to which you wan

Configuring SNMP Services114070 Rev. A 1-25 Parameter: Threshold Enable Default: Enable Options: Enable | Disable Function: Toggles on and off the th

114070 Rev. A v Contents Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services i About This Guide Audience ...

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-26 114070 Rev. A Parameter: Threshold Medium Value Default: 0 Options: Any integer value Funct

Configuring SNMP Services114070 Rev. A 1-27 Parameter: Threshold High Event Level Default: Info Options: Info | Warning | Debug Function: Specifies th

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-28 114070 Rev. A Parameter: Threshold Action Default: Greaterthan Options: Greaterthan | Lesst

Configuring SNMP Services114070 Rev. A 1-29 Parameter: Threshold HoldDown Intervals Default: 1 Options: Any integer value Function: Specifies the numb

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-30 114070 Rev. AEditing Trap ParametersYou can specify which traps the SNMP agent sends to the

Configuring SNMP Services114070 Rev. A 1-31 3.Select an entity for which you want to configure traps.The protocol entity names appear in the Available

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-32 114070 Rev. AFigure 1-15. Traps Exceptions Lists Window2.Click on Add.The Add Trap window a

Configuring SNMP Services114070 Rev. A 1-33 Parameter: Entity Code Default: None Options: Any valid entity code Function: Specifies the entity code fo

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services1-34 114070 Rev. ADeleting ExceptionsTo delete an exception, begin at the Configuration Manager w

114070 Rev. A 2-1 Chapter 2Using RMON ServicesYou can use RMON (remote monitoring) services to monitor and analyze network traffic flow within remote LA

vi 114070 Rev. A Traps ...1-5En

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-2 114070 Rev. AThe RMON agent is software that resides on a data collection module (DCM) withi

Using RMON Services114070 Rev. A 2-3 RMON BenefitsRMON provides the following benefits to network managers:• Powerful monitoring and analysisNetwork man

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-4 114070 Rev. AFigure 2-2. Bay Networks RMON ArchitectureThe Ethernet DCM physically connects

Using RMON Services114070 Rev. A 2-5 • Matrix• Filter• Packet CaptureRMON groups contain control and data tables. Control tables contain control param

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-6 114070 Rev. AHost GroupThe Host group identifies hosts on the network by recording the source

Using RMON Services114070 Rev. A 2-7 Packet Capture GroupThe Packet Capture group enables the capture of packets that satisfy the Filter group control

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-8 114070 Rev. ARMON Memory UseThe total amount of available RMON memory depends on the Dynamic

Using RMON Services114070 Rev. A 2-9 Statistics GroupWhen you enable the Ethernet DCM, the RMON agent automatically creates a Statistics configuration

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-10 114070 Rev. AHost GroupWhen you enable the Ethernet DCM, the default setting (Disabled) for

Using RMON Services114070 Rev. A 2-11 HostTopN GroupTo save memory and increase performance, there is no default configuration for the HostTopN group.

114070 Rev. A viiRMON Interoperability Issues ...2-7RMON Memo

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-12 114070 Rev. AFilter and Capture GroupsYou must create Filter and Capture configurations thro

Using RMON Services114070 Rev. A 2-13 ExampleYou specify a buffer size of 32 KB and a packet slice size of 1 KB. After checking the available memory,

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-14 114070 Rev. AInstalling the Ethernet DCM Refer to Installing an N11 Ethernet Data Collectio

Using RMON Services114070 Rev. A 2-15 The Edit Base Module DCM Parameters window appears (Figure 2-4).Figure 2-4. Edit Base Module DCM Parameters Wind

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-16 114070 Rev. AChanging DCMMW Configuration ParametersTo edit the DCMMW configuration parameter

Using RMON Services114070 Rev. A 2-17 5.Edit the DCM Global parameters you want to change.For a description of the DCM Global parameters, see the Site

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services2-18 114070 Rev. A3. Click on OK to exit the Edit Base Module DCM Parameters window.Booting the

Using RMON Services114070 Rev. A 2-19 2.Click on OK.The Configuration Manager deletes the DCMMW base record, bringing the Ethernet DCM board completely

114070 Rev. A 3-1 Chapter 3Configuring BOOTP ServicesBOOTP Services allows you to arrange for diskless clients to boot from a server on either their ow

viii 114070 Rev. A Editing BOOTP Relay Agent Parameters ...3-10Specifying Interfac

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-2 114070 Rev. AFigure 3-1. Client and Server on the Same Physical NetworkIf, however, the clie

Configuring BOOTP Services114070 Rev. A 3-3 The client transmits a BOOTREQUEST packet to the IP limited broadcast address (255.255.255.255). The route

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-4 114070 Rev. AThe hops field contains the maximum number of hops that a packet can take betwee

Configuring BOOTP Services114070 Rev. A 3-5 • If the flag field contains the value 1, the client does not know its own IP address. The router broadcasts

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-6 114070 Rev. AYou configure this type of filter by setting the Pass Through Mode parameter. Thi

Configuring BOOTP Services114070 Rev. A 3-7 • Action: DROPThe user-defined field has the following attributes:• Reference: after IP header• Offset: 224

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-8 114070 Rev. A1. Opened a configuration file2. Specified router hardware if this is a local-mode

Configuring BOOTP Services114070 Rev. A 3-9 Editing BOOTP ParametersUse the Configuration Manager to edit BOOTP parameters for IP interfaces. You acces

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-10 114070 Rev. AEditing BOOTP Relay Agent ParametersTo edit BOOTP relay agent parameters, begi

Configuring BOOTP Services114070 Rev. A 3-11 Parameter: Enable/Disable Default: Enable Options: Enable | Disable Function: Specifies whether BOOTP is

114070 Rev. A ixRARP Parameters ... A-4 Inde

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-12 114070 Rev. A Parameter: Pass Through Mode Default: BOOTP Options: BOOTP | DHCP | BOOTP and

Configuring BOOTP Services114070 Rev. A 3-13 To create the BOOTP relay agent forwarding table, begin at the BOOTP Relay Agent Interface Table window (

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-14 114070 Rev. A3. Specify the input and output IP addresses.Use the descriptions that follow

Configuring BOOTP Services114070 Rev. A 3-15 Parameter: Output IP Address Default: None Options: Any valid IP address Function: Specifies the IP inter

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-16 114070 Rev. ADeleting an Input/Output Address PairTo delete an input/output address pair, b

Configuring BOOTP Services114070 Rev. A 3-17 To create the BOOTP client interface table, begin at the BOOTP Relay Agent Interface Table window (refer

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-18 114070 Rev. A4. Click on OK.The BOOTP Client Interface Table window now lists the client IP

Configuring BOOTP Services114070 Rev. A 3-19 To specify servers for BOOTP services:1. Click on Pref Serv in the BOOTP Relay Agent Interface Table wind

Configuring SNMP, RMON, BOOTP, DHCP, and RARP Services3-20 114070 Rev. AFigure 3-10. BOOTP Preferred Server Configuration Window3.Enter values for the

Configuring BOOTP Services114070 Rev. A 3-21 Parameter: Relay Agent IP Address Default: None Options: Any valid IP address Function: Specifies the IP