Allied-telesis AT-S24 Manuel d'utilisateur

Management SoftwareAT-S24◆User’s GuideFOR USE WITH AT-8216FXL, AT-8224XL, AND AT-8288XL FAST ETHERNET SWITCH PRODUCTSVERSION 2.01®PN 613-10809-00 Rev

10❑AT-A18 10/100Base-TX Expansion Module❑AT-A19 100Base-FX Expansion Module❑AT-A22/SX 1000Base-SX Expansion Module❑AT-A22/LX 1000Base-LX Expansion Mod

101Chapter 5Configuring Virtual LANs and Quality of ServiceThis chapter explains the Allied Telesyn implementation of the VLAN and Quality of Service

Configuring Virtual LANs and Quality of Service102OverviewAs the size and traffic on Ethernet networks have grown, new methods have been needed for se

AT-S24 Version 2.01 User’s Guide103Port-BasedVLANsPort-based VLANs are logical groupings of ports. The devices connected to the member ports of a port

Configuring Virtual LANs and Quality of Service104The table below lists the ports assignments for the Sales and Production VLANs:The movement of traff

AT-S24 Version 2.01 User’s Guide105various VLANs without mixing or leaking data into the wrong VLANs. Now when propagating VLANs across the network yo

Configuring Virtual LANs and Quality of Service106If the connected device is a legacy device (i.e., a device that does not support or act upon VLAN ta

AT-S24 Version 2.01 User’s Guide107Figure 52 Example ConfigurationSTATUSRESETFAULTRPSPWR10BASE-T / 100BASE-TXFAST ETHERNET SWITCH12345678910111213141

Configuring Virtual LANs and Quality of Service108The AT-8224XL Switch has two VLANs: Accounting and Manufacturing. The port assignments for the VLANs

AT-S24 Version 2.01 User’s Guide109Port 16 on the AT-8224XL Switch and port 9 on the AT-8324 Switch function as the uplink ports that interconnect the

AT-S24 Version 2.01 User’s Guide11Purpose of This GuideThis guide is intended for network administrators who are responsible for managing the switches

Configuring Virtual LANs and Quality of Service110Creating a Port-based or Tagged VLANOnly one VLAN is defined by default on an AT-8200XL Series Switc

AT-S24 Version 2.01 User’s Guide1112. Select Virtual LAN definitions.The program displays the VLANs window. This window lists the VLANs that currently

Configuring Virtual LANs and Quality of Service1123. Select Add new table entry.The VLAN Configuration window shown in Figure 55 is displayed. You use

AT-S24 Version 2.01 User’s Guide1136. In the All Ports on VLAN field, specify both the tagged and untagged ports that are to be members of this new VL

Configuring Virtual LANs and Quality of Service1143. Select one of the existing VLANs that contains an untagged port that you have assigned to the new

AT-S24 Version 2.01 User’s Guide115A window is displayed that lists each port on the switch and the VLAN whose VID matches the port’s PVID. Figure 57

Configuring Virtual LANs and Quality of Service116Verifying theVLANConfigurationBefore you begin to use a new VLAN, you should do the following:❑ Chec

AT-S24 Version 2.01 User’s Guide117Creating an Example VLANThe procedures in this section create the Accounting VLAN in the AT-8224XL Switch illustrat

Configuring Virtual LANs and Quality of Service118Phase 2Now that you have defined the new Accounting VLAN, you must reconfigure the existing VLANs by

AT-S24 Version 2.01 User’s Guide1195. Select Accounting.The ports PVID is changed to match the Accounting VLAN’s VID. (With a local or Telnet manageme

12How This Guide is OrganizedThis guide contains the following chapters and appendices:Chapter 1, Getting Started, explains how to start an Omega sess

Configuring Virtual LANs and Quality of Service120Modifying a Port-based or Tagged VLANThis procedure explains how to add or delete ports from an exis

AT-S24 Version 2.01 User’s Guide121Phase 2If you added one or more untagged ports to the VLAN, you must removed the ports from their current VLAN assi

Configuring Virtual LANs and Quality of Service122Deleting a Port-based or Tagged VLANDeleting a port-based or tagged VLAN from a switch consists of t

AT-S24 Version 2.01 User’s Guide1236. If you moved the ports back to the Default VLAN, no further steps are required. The VLAN has been deleted and yo

Configuring Virtual LANs and Quality of Service124Activating and Deactivating the Multiple VLAN ModeThe multiple VLAN mode is designed to simplify the

AT-S24 Version 2.01 User’s Guide125Figure 58 illustrates several of the VLAN assignments on an AT-8224XL Switch operating in multiple VLAN mode.Figure

Configuring Virtual LANs and Quality of Service126Figure 53 illustrates a network that uses several AT-8224XL Switches and an AT-9006SX/SC Switch to p

AT-S24 Version 2.01 User’s Guide127This procedure explains how to activate or deactivate the multiple VLAN mode on an AT-8224XL or AT-8216FXL Switch.1

Configuring Virtual LANs and Quality of Service128Assigning the CPU Management Port to a VLANThis section contains the procedure for assigning the CPU

AT-S24 Version 2.01 User’s Guide129Configuring Port Priority QueueingThe AT-8224XL and AT-8216F Series Ethernet Switches support the IEEE 802.1p stand

AT-S24 Version 2.01 User’s Guide13Document ConventionsThis guide uses several conventions that you should become familiar with first before you begin

2. From the Virtual LANs/QoS menu, select Assign Port Priority.The Omega program displays a list of the ports on the selected switch. 3. Select a port

AT-S24 Version 2.01 User’s Guide131Configuring Switch Priority QueuingWhen a tagged frame enters a port on the switch, the frame is placed in one of t

Configuring Virtual LANs and Quality of Service132The window in Figure 63 is displayed.Figure 63 Priority Weight Configuration Window3. Select the de

133Chapter 6Displaying Ethernet StatisticsThe Omega interface allows you to view a wide range of statistics that you can use in monitoring the perform

Displaying Ethernet Statistics134Displaying Statistics for Received FramesTo display statistics for received frames at either the switch or the port l

AT-S24 Version 2.01 User’s Guide135NoteYou can also view an individual port’s receive statistics by selecting the Port status and configuration option

Displaying Ethernet Statistics136Figure 65 Graph of a Port’s Received FramesFigure 66 Sample Graph of a Single Frame Type on All Ports

AT-S24 Version 2.01 User’s Guide137Displaying Statistics for Transmitted FramesTo display statistics for transmitted frames at both the switch and por

Displaying Ethernet Statistics138Table 7 defines the statistics. 4. To clear the graph, select Zero all statistics counters on the entire system.5. Re

AT-S24 Version 2.01 User’s Guide139Displaying RMON Statistics for a SwitchTo display the RMON statistics for a switch, perform the following steps:1.

14Where to Find Web-based GuidesThe Allied Telesyn web site at www.alliedtelesyn.com offers you an easy way to access the most recent documentation an

Displaying Ethernet Statistics140Displaying RMON Statistics for a PortTo display RMON statistics for a specific port, perform the following procedure:

AT-S24 Version 2.01 User’s Guide141Resetting the Statistics CountersYou reset statistics counters because:❑ The counters no longer reflect the current

Displaying Ethernet Statistics142Interpreting the GraphsThe statistics graphs show the types of received and transmitted frames since the last time th

143Chapter 7Configuring the Omega InterfaceThis chapter describes the security features of the Omega interface. These features allow you to configure

Configuring the Omega Interface144Creating an Omega Password To prevent unauthorized individuals from accessing the Omega interface and altering a swi

AT-S24 Version 2.01 User’s Guide1453. Enter a new password for the Omega interface in the Password field at the top of the window. Select Enter or pre

Configuring the Omega Interface146Specifying a Timeout ValueSpecifying a timeout value is a way to prevent unauthorized individuals from using the Ome

AT-S24 Version 2.01 User’s Guide147Enabling and Disabling the Access MethodsAs explained in Chapter 1, you can access the Omega interface three differ

149Chapter 8Upgrading Switch Software and Configuration FilesThis chapter contains the following procedures:" Upgrading the Switch Software on pa

AT-S24 Version 2.01 User’s Guide15Contacting Allied TelesynYou can contact Allied Telesyn technical support by telephone, fax or e-mail. You can also

Upgrading Switch Software and Configuration Files150Upgrading the software in a switch involves using the Download Password. This password is required

AT-S24 Version 2.01 User’s Guide151NoteThis procedure can also be performed using the XModem software update to this system selection in the Administr

Upgrading Switch Software and Configuration Files152Uploading and Downloading System Configuration FilesThe switch configuration information can be do

153Appendix A AT-S24 Default SettingsThis appendix lists the AT-S24 Version 2.01 factory default settings.Settings DefaultIP Address 0.0.0.0Subnet Mas

AT-S24 Default Settings154Omega Omega Password No passwordOmega Time Out Value 5 minutesLocal Access EnabledRemote Access (Telnet or SNMP) EnabledWeb

155Appendix BSpanning Tree Protocol ConceptsThis appendix provides a brief explanation of the STP as implemented by Allied Telesyn on the switches.For

Spanning Tree Protocol Concepts156Spanning Tree Protocol FeaturesThe switches implement the following STP features:❑ Compensate automatically for the

AT-S24 Version 2.01 User’s Guide157Spanning Tree Protocol ParametersSeveral configuration parameters control the operation of the Spanning Tree Protoc

Spanning Tree Protocol Concepts158Spanning Tree Protocol OperationWhen STP is enabled for the first time, or when the network topology changes due to

159Appendix CSupported PlatformsTable 9 lists the Allied Telesyn Fast Ethernet switches supported by the AT-S24 Version 2.01 management software.Table

16Returning ProductsProducts for return or repair must first be assigned a Return Materials Authorization (RMA) number. A product sent to Allied Teles

Supported Platforms160Table 10 lists the optional expansion modules supported by the software.Table 10 Optional Expansion ModulesModelNumber of Ports

161Index(Entries in italic are menu selections.)802.1Q Tag VLAN mode, 127AActivity monitor, 61activity monitor, 61Add MAC Address, 93Add new table ent

Index162default settingsreassigning switch default values, 55Default VLAN, 110Delete MAC Address, 99deletingmulticast addresses, 99port trunk, 77stati

AT-S24 Version 2.01 User’s Guide163Nnaming a switch, 53OOmega interfacemain menu, 24, 30menu tree, 34security, 143Omega sessionbookmarks, 31local, 23S

Index164displaying, 92statisticsgraphs interpretation, 141received frames, 134resetting counters, 141RMON, 139, 140transmitted frames, 137transmitted

AT-S24 Version 2.01 User’s Guide17FTP ServerIf you need a device driver for an Allied Telesyn device and you know the name of the driver, you can down

18For Sales or Corporate InformationAllied Telesyn International, Corp.19800 North Creek Parkway, Suite 200Bothell, WA 98011Tel: 1 (425) 487-8880Fax:

AT-S24 Version 2.01 User’s Guide19Tell Us What You ThinkIf you have any comments or suggestions on how we might improve this or other Allied Telesyn d

Copyright  2000 Allied Telesyn International, Corp. 960 Stewart Drive Suite B, Sunnyvale, CA 94085 USAAll rights reserved. No part of this publicatio

21Chapter 1Getting StartedThis chapter provides an overview of the Omega management interface and contains the different procedures for starting an Om

Getting Started22OverviewThe Omega interface simplifies the task of managing your Allied Telesyn AT-8216FXL, AT-8224XL, and AT-8288XL Series Fast Ethe

AT-S24 Version 2.01 User’s Guide23Starting a Local Omega Session Using the RS232 PortThis section contains the procedure for starting a local Omega se

Getting Started24Omega MainMenuFigure 1 illustrates the Omega Main Menu. Figure 1 Omega Main Menu from a Local SessionAllied Telesyn AT-8224XL Ethern

AT-S24 Version 2.01 User’s Guide25Selecting MenuOptions andChangingParametersIf you are using the DEC VT100 or ANSI (the default) terminal configurati

Getting Started26Table 2 shows you how to move through and select menu selections if you are using a generic (dumb) terminal configuration:Activated o

AT-S24 Version 2.01 User’s Guide27NoteIf you are configuring the switch for the first time and the switch is in a TCP/IP network, go to Chapter 2, Man

Getting Started28Starting an Omega Session from a Web BrowserThis section contains the procedure for starting an Omega session from a web browser. Not

AT-S24 Version 2.01 User’s Guide29The window shown in Figure 3 is displayed.Figure 3 Initial Omega Window from a Web BrowserThis window contains the

3Table of ContentsPreface ...

Getting Started30Managed SwitchAt the top of the window is an image of the switch that you are currently managing. (The display will not include any o

AT-S24 Version 2.01 User’s Guide31Options in which you can provide a value contain an entry field and the two buttons Enter and Reset, as shown in the

Getting Started32Starting a Remote Omega Session with Telnet or an SNMP Management ProgramA switch can be managed with the Telnet program or with an S

AT-S24 Version 2.01 User’s Guide33Connecting to a Remote SwitchIf you are managing a switch locally (that is, through the RS232 port on the switch), y

Getting Started34Menu TreeTable 3 lists the Omega menu selections. Table 3 Omega Menu SelectionsMain Menu SelectionMenu Selection Page FunctionPort S

AT-S24 Version 2.01 User’s Guide35Reset and restart the system54 Resets the switch.System ConfigurationSystem name 53 Assigns a name to a switch.Defau

Getting Started36Priority weight configuration131 Configures the ratio by which high and normal priority tagged frames are handled by the switch.Assig

AT-S24 Version 2.01 User’s Guide37The following figures show the menu selection arrangement.Figure 7 Omega Main Menu TreeClear static MAC table 96 Cl

Getting Started38Figure 7 Omega Main Menu Tree (continued)BridgingSpanning treeparametersPort spanningtree configurationMAC AddressTableShow all MACB

39Chapter 2Managing a SwitchThis chapter contains the following procedures:❑ Configuring the Switch IP Parameters on page 40❑ Configuring the Spanning

Table of Contents4Chapter 2Managing a Switch ...

Managing a Switch40Configuring the Switch IP ParametersIn a TCP/IP network, the Ethernet switch requires a set of IP parameters, such as a unique IP a

AT-S24 Version 2.01 User’s Guide41Setting IPParametersTo set the IP parameters for the switch, perform the following procedure:1. From the Omega Main

Managing a Switch42The IP Parameters window shown in Figure 9 is displayed.Figure 9 IP Parameters Window

AT-S24 Version 2.01 User’s Guide433. Enter or change the parameters in the window as desired. NoteIf you are configuring the switch for the first time

Managing a Switch44If you select Enable DHCP function, the switch will obtain its IP address from a DHCP server on the network. If you select Disable

AT-S24 Version 2.01 User’s Guide45Configuring the Spanning Tree ProtocolThe Spanning Tree Protocol (STP) prevents data loops when end stations in exte

Managing a Switch46CautionSTP on a switch is disabled by default. If you enable STP, the switch provides default STP parameters that are adequate for

AT-S24 Version 2.01 User’s Guide47The Port Parameters for the Spanning Tree Protocol window shown in Figure 12 is displayed. The window lists the port

Managing a Switch48The STP Port Parameters window in Figure 13 is displayed.Figure 13 Port STP Parameters WindowIf STP is already activated on the po

AT-S24 Version 2.01 User’s Guide49Configuring STPParametersTo configure the STP parameters for the switch, perform the following procedure:1. From the

AT-S24 Version 2.01 User’s Guide5Chapter 5Configuring Virtual LANs and Quality of Service ...

Managing a Switch50Max Age TimeThe aging time can be from 6 to 40 seconds. The default is 20 seconds. All bridges in a bridged LAN use this aging time

AT-S24 Version 2.01 User’s Guide51Enabling or Disabling IGMP SnoopingThe Ethernet switch supports the Internet Group Management Protocol (IGMP) snoopi

Managing a Switch524. Select IGMP snooping to activate the option or No IGMP snooping to deactivate IGMP snooping on the switch. A change to the statu

AT-S24 Version 2.01 User’s Guide53Naming a SwitchThis procedure assigns a name to the switch. The name is displayed in all Omega windows when you mana

Managing a Switch54Resetting a SwitchThis procedure explains how to reset a switch using the Omega interface. You might need to reset the switch to re

AT-S24 Version 2.01 User’s Guide55Reassigning the Default Settings for the Switch This procedure resets the switch settings to the factory default set

Managing a Switch56Configuring the RS232 PortThe default settings for the RS232 port on the front panel of the Ethernet switch are as follows:❑ Baud r

AT-S24 Version 2.01 User’s Guide57If you are running the Omega session from a web browser, you can display the Terminal Configuration window by clicki

Managing a Switch58❑ 150 bps❑ 75 bps❑ Automatic baud rate detection.The default is Automatic baud rate detection.4. After making the necessary changes

AT-S24 Version 2.01 User’s Guide59Running DiagnosticsThe Omega interface has an option for running diagnostic self-tests on the switch. The program re

Table of Contents6Appendix AAT-S24 Default Settings ...

Managing a Switch60The tests take only a second or two to complete. The results are displayed in the Diagnostics window. Figure 21 is an example of th

AT-S24 Version 2.01 User’s Guide61Displaying the Activity MonitorThe Activity Monitor is useful in troubleshooting or in monitoring switch activity. T

Managing a Switch62Pinging a DeviceThe ping command allows you to test if an end system can be reached by sending it an Internet control message proto

AT-S24 Version 2.01 User’s Guide63Performing a ping command from a web-based Omega session stops after a set number of ping attempts. Performing a pin

65Chapter 3Configuring the PortsThe procedures in this chapter allow you to view and change the port parameter settings, such as the duplex mode and,

Configuring the Ports66Displaying Port StatusThe Port Status window displays the current operating status of all the ports on the switch, including th

AT-S24 Version 2.01 User’s Guide67LinkThis column indicates whether there is an active connection between a port and the device connected to the port.

Configuring the Ports68Configuring Port ParametersThis section contains the procedure for configuring the parameters for the individual ports on a swi

AT-S24 Version 2.01 User’s Guide69If you are running the Omega interface from a web browser, you can display this window by clicking any port in the g

7List of FiguresChapter 1Getting StartedFigure 1: Omega Main Menu from a Local Session ...

Configuring the Ports70performance settings. If a connected device is not compliant, it should only be configured for half-duplex. Auto-negotiate is t

AT-S24 Version 2.01 User’s Guide71Discard broadcast packetsRegular forwarding of broadcastsWith this option, you can decide whether the switch forward

Configuring the Ports72Configuring Port TrunksPort trunking is an economical way for you to increase the bandwidth between the switch and another netw

AT-S24 Version 2.01 User’s Guide73The ports on the AT-8224XL Switch are divided into five groups, as illustrated in Figure 29. Figure 29 Port Groupin

Configuring the Ports74Guideline 5: Maintaining Cabling Sequence Based on Port NumberWhen cabling a trunk, it is important that the order of the conne

AT-S24 Version 2.01 User’s Guide75Creating a PortTrunkThis section contains the procedure for creating a port trunk.CautionDo not connect the cables t

Configuring the Ports764. Select the port group in which to create the port trunk and enter the port numbers for the trunk. Select Enter or press <

AT-S24 Version 2.01 User’s Guide77Deleting a PortTrunkTo delete a port trunk, perform the following procedure.1. Disconnect the cables from the port t

Configuring the Ports78Configuring Port MirroringPort mirroring allows you to monitor the traffic on a port by having both the receive and transmit tr

AT-S24 Version 2.01 User’s Guide792. Select Enabled.The prompts in Figure 34 are displayed.Figure 34 Source and Destination Port Mirror Prompts3. Sel

List of Figures8Figure 31: Port Trunking Window for an AT-8224XL Switch ...

Configuring the Ports80Disabling PortMirroringTo disable port mirroring on the switch, perform the following procedure:1. From the Omega Main Menu, se

AT-S24 Version 2.01 User’s Guide81Configuring Port SecurityThe Fast Ethernet switch features two levels of port security that you can use to enhance n

Configuring the Ports823. Select the desired port security level. The levels are described below:AutomaticThis selection disables port security. With

AT-S24 Version 2.01 User’s Guide83SecureThis option causes the switch to immediately stop learning new MAC addresses on all or selected ports. Any fra

85Chapter 4Configuring the MAC Address TableThis chapter describes the MAC address table and the static MAC address table. The chapter explains how to

Configuring the MAC Address Table86MAC Address TableThe MAC address table (also referred to as the forwarding table) is a snapshot of the source MAC a

AT-S24 Version 2.01 User’s Guide87Displaying theMAC AddressTableTo display a switch’s MAC address table, perform the following procedure:1. From the O

Configuring the MAC Address Table88The table lists each MAC address that the switch has learned, the number or name of the port on which the MAC addre

AT-S24 Version 2.01 User’s Guide89Displaying thePort Number of aMAC AddressThe Omega interface allows you to determine the port on which a MAC address

9PrefaceThis guide contains instructions on how to use the AT-S24 Version 2.01 management software and the Omega management interface to manage and co

Configuring the MAC Address Table90Clearing AllDynamic MACAddressesTo clear all of the learned MAC addresses from the MAC address table, perform the f

AT-S24 Version 2.01 User’s Guide913. Select the Default Aging Time entry field and enter a new value (in seconds). The default is 300 seconds. The max

Configuring the MAC Address Table92Static MAC Address TableThe static MAC table contains a list of the MAC addresses that have been entered manually.

AT-S24 Version 2.01 User’s Guide93Adding Addressesto the Static MACAddress TableTo add MAC addresses to the static MAC address table, perform the foll

Configuring the MAC Address Table94The window in Figure 46 is displayed. You use this window to specify the MAC address of the device you want to allo

AT-S24 Version 2.01 User’s Guide95DeletingAddresses fromthe Static MACAddress TableTo delete an address from the static MAC address table, perform the

Configuring the MAC Address Table96Clearing theStatic MACAddress TableTo clear all addresses from the static MAC address table for a switch, perform t

AT-S24 Version 2.01 User’s Guide97Multicast AddressesA multicast is a special form of broadcast where copies of a packet are delivered to a specific g

Configuring the MAC Address Table98The Adding a Multicast Address window in Figure 49 is displayed.Figure 49 Adding a Multicast Address Window5. Sele

AT-S24 Version 2.01 User’s Guide99Changing aMulticast PortAssignmentTo add or remove ports from a multicast MAC address assignment, re-enter the multi