Nortel BES50GE-12T PWR User Manual
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Nortel BES50GE-12T PWR User Manual

50 series business ethernet switch
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Summary of Contents for Nortel BES50GE-12T PWR

  • Page 1 Using the Nortel Business Ethernet Switch 50 Series ATTENTION Clicking on a PDF hyperlink takes you to the appropriate page. If necessary, scroll up or down the page to see the beginning of the referenced section. NN47924-301...
  • Page 2 Document status: Standard Document version: 01.01 Document date: October 2006 Copyright © 2006, Nortel Networks All Rights Reserved.

  • Page 3: Table Of Contents

    Configuring event logging 33 Configuring the system logs 33 Configuring the remote logs 35 Setting application filtering 36 Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 4 Configuring VLAN behavior for interfaces Link Layer Discovery Protocol (LLDP) configuration 75 Configuring the LLDP 75 Configuring the LLDP interfaces 76 Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 5: Contents

    Displaying STA settings for interfaces 107 Displaying basic VLAN information 109 Displaying current VLANs Displaying LLDP local device information Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 6 Rate limiting 131 Port mirroring 131 Port trunking 131 Broadcast storm control 131 Static addresses 131 IEEE 802.1D bridge 132 Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 7: Contents

    System defaults Twisted-pair cable and pin assignments 157 10/100BASE-TX pin assignments 158 Straight-through wiring 159 Crossover wiring 159 Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 8 8 Contents 1000BASE-T pin assignments 160 Specifications 161 Compliances 164 Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 9: Preface

    Preface This guide provides information about administering and configuring the Nortel Business Ethernet Switch 50 (BES50) Series devices. This guide describes the features of the following Nortel switches: • Nortel Business Ethernet Switch BES50GE-12T PWR Gigabit Ethernet Switch • Nortel Business Ethernet Switch BES50GE-24T PWR Gigabit Ethernet Switch •...
  • Page 10 If the command syntax is show ip {alerts|routes} you enter either show ip alerts show routes but not both. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 11: Related Publications

    Go to www.adobe.com to download a free copy of Adobe Reader. How to get help If you purchased a service contract for your Nortel product from a distributor or authorized reseller, contact the technical support staff for that distributor or reseller for assistance.
  • Page 12 12 Preface Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 13: New In This Release

    Ethernet Switch 50 Series (NN47924-301) for release 1.00. Features See the following sections for information about feature changes: Release 1.0 This is the first release of Using the Nortel Business Ethernet Switch 50 Series. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006...
  • Page 14 14 New in this release Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 15: Introduction

    "BES50 administration" (page 95). • For installation options other than those covered by the Quick Installation Guide for the Nortel Business Ethernet Switch 50 (NN47924-300), see "BES50 installation options" (page 123). • To learn about the basic BES50 management features, see "BES50...
  • Page 16 16 Introduction Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 17: Using The Web-Based User Interface

    Web site. However, these capabilities do not enhance the functionality of the Web-based user interface. Nortel recommends that you use only the navigation tools provided in the management interface. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard...

  • Page 18: Setting Up The Web-Based User Interface

    "Setting the IP address" (page 24) Setting up the Web-based user interface Nortel recommends that you follow the procedures in this section regarding Web-based user interface prerequisites before you use the management features of your switch for the first time.

  • Page 19: Logging On To The Web-Based User Interface

    Use this procedure to log off from the Web-based user interface. Procedure steps Step Action From the main menu, choose Administration > LogOut. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 20: Navigating The Web-Based User Interface

    Web-based user interface menu, click a menu title and then click one of its options. When you click an option, the corresponding page appears. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 21: Configuration Options

    Web Page configuration buttons Button Action Submit Saves specified values to the system. Reload Refreshes the page with current values. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 22: Initial Configuration

    192.168.1.x.) Otherwise, manually set the IP address for the PC. See "Changing a PC IP address" (page 96). Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 23: Changing The Administrator Password

    IP address. Click Submit. —End— No other configuration changes are required at this stage, but Nortel recommends that you change the administrator password before you log off. Changing the administrator password Use the User Accounts page to change the switch access passwords.

  • Page 24: Adding System Information

    This is the only format that the Web-based user interface accepts. Navigation • "Setting the IP address manually" (page 25) • "Setting the IP address automatically" (page 25) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 25: Setting The Ip Address Manually

    Click Submit to save the setting and get the new IP address from the DHCP server. The switch broadcasts a request for IP configuration settings on each power reset. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 26 MAC Address The MAC address of this switch. Restart DHCP Requests a new IP address from the DHCP server. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 27: Bes50 Basic Configuration

    Enter and select the data for IP configuration, SNMP community and trap managers as required by your site. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 28 Management Information Base (MIB) objects. • Read/Write—Authorized management stations can retrieve and modify MIB objects. Trap Managers: Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 29: Configuring User Authentication

    String (Range: 1 to 32 characters, case-sensitive) ATTENTION Nortel recommends that you define this string in the SNMP Configuratino page for version 1 or 2c clients, or define a corresponding user name in the SNMPv3 Users page for version 3 clients.

  • Page 30: Configuring User Accounts

    New Account User Name Enter the name of the user. (Maximum length: 8 characters; maximum number of users: 16) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 31: Configuring Local And Remote Logon Authentication

    (Local/RADIUS or RADIUS/Local) RADIUS Settings Select the authentication or authentication sequence: • Global—Provides globally applicable RADIUS settings. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 32: Configuring Port Security

    • should not be connected to a network interconnection device Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 33: Configuring Event Logging

    "Configuring the remote logs" (page 35) Configuring the system logs Use the System Logs page to configure system messages logged to flash or RAM memory. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 34 Normal but significant condition, such as cold start Warning Warning conditions (such as return false, or unexpected return) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 35: Configuring The Remote Logs

    (Range: 16 to 23. Default: 23) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 36: Setting Application Filtering

    Use the Applications Simple Network Time Protocol (SNTP) page to configure the system clock manually or automatically, and to configure daylight saving time on the BES50. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 37: Setting The System Clock

    Use this procedure to configure daylight saving time on the BES50. Prerequisites • Select the automatic system time configuration option. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 38 Recurring—Select to use the daylight saving feature for a specific time period. • From/To—Enter the applicable dates and times for daylight saving use. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 39 For automatic time setting, select the interval between sending requests for a time update from a time server. (Range: 16 to 16384 seconds. Default: 16 seconds) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 40 40 BES50 basic configuration Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 41: Bes50 Advanced Features Configuration

    "Voice VLAN configuration" (page 85) • "Configuring 802.1X port authentication" (page 87) • "Configuring Access Control Lists " (page 90) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 42: Configuring Simple Network Management Protocol

    ID" (page 47). 6. Configure a remote user. See "Configuring remote SNMP version 3 users" (page 51). Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 43: Setting Community Access Strings

    SNMP version 1 and v2c. List all community strings used for IP trap managers in this table, to a maximum of five. For security reasons, Nortel recommends that you remove the default community strings. Procedure steps...
  • Page 44 Click Add. Select the check boxes for Enable Authentication and Enable Link-up and Link-down Traps to indicate the trap types. Click Submit. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 45 String (Range: 1 to 32 characters, case-sensitive.) ATTENTION Nortel recommends that you define this string in the SNMP Configuration page for Version 1 or 2c clients, or define a corresponding user name in the SNMP version 3 Users page for Version 3 clients.

  • Page 46: Enabling Snmp Service

    ATTENTION If this local default engine ID is deleted or changed, all SNMP users are cleared and all existing users must be reconfigured. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 47: Setting A Remote Engine Id

    From the main menu, choose Configuration > SNMPv3 > Remote Engine ID. Type an engine ID, to a maximum of 26 hexadecimal characters. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 48: Setting Snmp Version 3 Views

    Type the name of the SNMP view. (Range: 1 to 64 characters) Current The listing of OID subtrees configured for the selected SNMP version 3 view. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 49: Configuring Snmp Version 3 Users

    Authentication, and Data Privacy settings for the user. Click Submit to save the configuration and return to the User Name list. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 50: Changing The Assigned Group For An Snmp Version 3 User

    Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 51: Configuring Remote Snmp Version 3 Users

    Type the name of the SNMP group to which the user is assigned or select a preexisting group name from the list. (Range: 1 to 32 characters) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 52: Creating Snmp Version 3 Groups

    In the New Group page, type a group name, and select a security model and level and the SNMP version 3 views. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 53 This trap indicates that the SNMP version 2 entity, acting in an agent role, is reinitializing itself and that its configuration may be altered. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 54 SNMP traps. Private Traps swPowerStatus 1.3.6.1.4.1.202.20.28 This trap is sent when the power state changes. ChangeTrap .63.2.1.0.11.3.6.1.4.1 .202.20.41.63.2.1.0.1 Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 55: Configuring Ports And Trunks

    From the main menu, choose Configuration > Port > Port Configuration or choose Configuration > Port > Trunk Configuration. Modify the required interface settings. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 56: Creating Trunk Groups

    "Configuring a static trunk" (page 57) • "Enabling LACP on selected ports" (page 58) • "Configuring LACP parameters" (page 59) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 57: Configuring A Static Trunk

    — Add a static trunk through the configuration interface before you connect the ports. — Disconnect the ports before you remove a static trunk through the configuration interface. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 58: Enabling Lacp On Selected Ports

    • Trunks dynamically established through LACP are shown in the Member List on the Trunk Membership listing. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 59: Configuring Lacp Parameters

    From the main menu, choose Configuration > Port > LACP > Aggregation Port. Type the System Priority, Admin Key, and Port Priority for each Port Actor. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 60: Setting Broadcast Storm Thresholds

    Use this procedure to set the level of broadcast traffic on all ports and trunks on the BES50. Broadcast control does not affect IP multicast traffic. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 61: Configuring Port Mirroring

    Procedure steps Step Action From the main menu, choose Configuration > Port > Mirror Port Configuration. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 62: Configuring Rate Limits

    Gigabit Ethernet default rate: 1000 Mb/s • Fast Ethernet range: 1 to 100 Mb/s • Gigabit Ethernet range: 1 to 1000 Mb/s Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 63: Setting Power Over Ethernet

    From the main menu, choose Configuration > PoE > Power Configuration. Type the desired power allocation. ATTENTION Nortel recommends that you leave this value at the default setting of 84 watts. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard...

  • Page 64: Configuring Port Poe Power Priorities

    Select the power priority for the port. (Default: low) Power Allocation Type the power budget amount for the port. (Default: 15400 milliwatts) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 65: Configuring Spanning Tree Algorithm

    RSTP set to STP forced compatibility mode. • RSTP: Rapid Spanning Tree Protocol (IEEE 802.1w) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 66 This is the maximum transmission rate for Bridge Protocol Data Units (BPDUs). (Range: 1 to 10. Default: 3.) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 67: Configuring Sta Settings For Interfaces

    Port address table is cleared and the port begins learning addresses. • Forwarding—Port forwards packets and continues learning addresses. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 68 STA-related timeout problems. (Default: Disabled) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 69: Configuring Ieee 802.1Q Vlans

    VLANs on the BES50FE-12/24T and the BES50GE12/24T • multiple untagged VLANs on the BES50FE-12/24T • only one untagged VLAN on the BES50GE12/24T Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 70: Enabling Or Disabling Gvrp (Global Setting)

    To activate the VLAN, select the Enable check box. Click Add to add the new VLAN to the list of current VLAN groups. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 71: Adding Static Members To Vlans (Vlan Index)

    Modify the VLAN name and status if required. Select the membership type for each port and trunk (Tagged, Untagged, Forbidden, None). Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 72: Adding Static Members To Vlans (Port Index)

    Click Query to display membership information for the interface. From the Non-Member, select a VLAN ID list. Click Add to add the interface as a tagged member. Click Submit. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 73: Configuring Vlan Behavior For Interfaces

    > Port Configuration or choose Application > VLAN > 802.1Q VLAN > Trunk Configuration. Select the required settings for each Port and Trunk Interface. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 74 Leave Timer to minimize the amount of traffic generated by nodes rejoining the group. (Range: 500 to 18 000 centiseconds. Default: 1 000) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 75: Link Layer Discovery Protocol (Lldp) Configuration

    Value LLDP Select to enable LLDP. This setting allows each port to receive and transmit Type Length Values (TLVs). Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 76: Configuring The Lldp Interfaces

    Configuring Class of Service Use these procedures to set the default priority for each interface and to configure the mapping of frame priority tags to the switch priority queues. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 77: Setting The Default Priority For Interfaces

    "Mapping CoS values to egress queues table" (page 78) "CoS priority levels table" (page 78) to map priority levels to the switch output queues. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 78: Selecting The Queue Mode Rules

    Network Control Selecting the queue mode rules Use this procedure to set the rules for processing queue priorities. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 79: Setting The Service Weight For Traffic Classes

    From the main menu, choose Applications > Priority > Queue Scheduling. Select the port or trunk interface. Click Query. Select a traffic class. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 80: Enabling Ip Dscp Priority

    Priority. In the DSCP Priority Table, select a mapping entry. Type a Class of Service value. Click Submit. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 81: Configuring Quality Of Service (Qos)

    Procedure steps Step Action From the main menu, choose Applications > QoS > DiffServ > Class Map. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 82: Configuring Policy Maps

    From the main menu, choose Applications > QoS > DiffServ > Policy Map. Click Add Policy to add a new policy map. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 83: Configuring Service Policy Settings

    Service Policy Settings. Select the port. Select the Enable check box and select a policy map. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 84: Configuring Address Tables

    Type the time after which a learned entry is discarded. (Range: BES50FE-12/24T 10 to 630 seconds; BES50GE-12/24T 10 to 1 000 000 seconds; Default: 300 seconds) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 85: Setting Static Addresses

    Step Action From the main menu, choose Applications > Auto Device Detection > Voice VLAN > Global Settings. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 86: Configuring Voice Vlan On Ports

    Detection > Voice VLAN > Port Configuration. For each port, select the mode, security and discovery protocol. Type the priority level. Click Submit. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 87: Configuring Jumbo Frames (Bes50Ge-12/24T Pwr Only)

    "Configuring 802.1X global settings" (page 88) • "Configuring 802.1X port settings" (page 88) Prerequisites • The switch must have an IP address assigned. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 88: Configuring 802.1X Global Settings

    (for example, authenticator), as well as the client identity lookup process that runs between the switch and authentication server. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 89 Type the time period after which a connected client must be reauthenticated. (Range: 1 to 65 535 seconds. Default: 3600 seconds.) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 90: Configuring Access Control Lists

    The configuration page for the selected ACL type appears. To configure a Standard ACL: a. Select the action. b. Select the address type. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 91 Any includes all possible addresses. • Host specifies a specific host address. • IP specifies a range of addresses. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 92 This produces a correct value that has bits set in all positions where a bit is set in the supplied address. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 93: Binding A Port To An Access Control List

    Fixed port or optional module, or SFP port. (Range: 1 to 26) IP (Ingress) Select the Enabled check box and select the IP ACL to bind to a port. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 94 94 BES50 advanced features configuration Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 95: Bes50 Administration

    To reset the switch to factory default settings, click Factory Default. From the Web-based user interface, confirm that you want to reset the switch. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 96: Changing A Pc Ip Address

    In the Internet Protocol (TCP/IP) Properties dialog box, click Use the following IP address. Then type your intended IP address, subnet mask, and default gateway in the provided boxes. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 97: Displaying System And Switch Information

    "Displaying system information" (page 113) • "Displaying 802.1X global settings" (page 113) • "Displaying 802.1X port statistics" (page 113) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 98: Displaying Switch Hardware And Software Versions

    VLAN Learning This switch uses Independent VLAN Learning (IVL), where each port maintains its own filtering database. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 99: Displaying Log Messages

    Indicates if the port is a trunk member. Creation Indicates whether a trunk is manually configured or dynamically (Trunk Information page only) set through LACP. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 100: Displaying Lacp Statistics

    LACP system priority assigned to this port channel. LACP Port Priority LACP port priority assigned to this interface within the channel group. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 101: Displaying Remote Lacp Settings And Status

    Current administrative value of the port priority for the protocol partner. Port Oper Priority Priority value assigned to this aggregation port by the partner. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 102: Displaying Switch Power Status

    The internal temperature of the switch. Software Version The version of software running on the PoE controller subsystem in the switch. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 103: Displaying Port Power Status

    From the main menu, choose Statistics > Port Statistics. Select the required port or trunk interface and number. Click Query, or click Reload. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 104 The number of outbound packets that could not be transmitted because of errors. Etherlike Statistics Alignment Errors The number of alignment errors (missynchronized data packets). Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 105 Broadcast Frames The total number of good frames received that were directed to the broadcast address. This does not include multicast packets. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 106: Displaying Sta Switch Settings (Global Settings)

    LAN. If it is a root port, a new root port is selected from among the device ports attached to the network. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 107: Displaying Sta Settings For Interfaces

    A port on a network segment with no other STA compliant bridging device is always forwarding. If two ports of a switch are connected to the same segment and no other STA device Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 108 The role is set to disabled (disabled port) if a port has no role within the spanning tree. Trunk Indicates if a port is a member of a trunk. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 109: Displaying Basic Vlan Information

    Permanent: Added as a static entry. Egress Ports Lists all the VLAN port members. Untagged Ports Lists untagged VLAN port members. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 110: Displaying Lldp Local Device Information

    Port Name The name of the port on the remote device. System Name The name of the remote device. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 111: Displaying Detailed Lldp Remote Information

    Displaying detailed LLDP device statistics Use the LLDP Device Statistics Detail page to display detailed LLDP neighbor connection statistics for each port. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 112: Displaying The Address Table

    Specify the search type by selecting the appropriate check boxes (Interface, MAC Address, or VLAN). Select the method of sorting the displayed addresses. Click Query. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 113: Displaying System Information

    The global setting for 802.1X. Authentication Control Displaying 802.1X port statistics The switch can display statistics for 802.1x protocol exchanges for any port. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 114 Tx EAP Req/Oth The number of EAP Request frames (other than Rq/Id frames) transmitted by this authenticator. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 115: Managing Firmware

    If you replaced the current firmware used for startup and want to start using the new operation code, reboot the system by choosing Adminstration > Reset from the main menu. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 116: Deleting Files

    If you download to a new destination file, choose Configuration > File > Set Start-Up. Mark the operation code file used at startup, and click Submit. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 117: Testing Port Cable Connections

    Action Click to conduct the cable test. Troubleshooting Use the procedures in this section to troubleshoot the BES50 series switch. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 118: Power Led Does Not Light After Power On

    Check that the network cable is connected to both devices. Verify that Category 5 or better cable is used for 10/100 Mbps connections, Category 5 or 5e cable is used for 1000 Mbps Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 119: Cannot Connect By Using A Web Browser Or Snmp Software

    5 seconds. Upon pressing the reset button, the user name resets to nnadmin, the password resets to PlsChgMe!, and the network address returns to the default 192.168.1.128. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 120: Cannot Display Left Menu Panel Of The Web-Based User Interface

    IP configuration from a DHCP server. At this point, you can lose Web-based user interface communication to the BES50 that was using the default address. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 121 BES50. Procedure steps Step Action From the management PC, launch the Nortel Business Element Manager. In the Navigation Panel, locate the previous IP address of the BES50. If it exists, right-click and delete the BES50. In the Navigation Panel, right-click Network Elements, and then choose Find Network Element >...
  • Page 122 122 BES50 administration Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 123: Bes50 Installation Options

    Position the Customer Provided Equipment (CPE) over the mounting screws, and then slide it down onto the screws. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 124: Installing The Bes50 On A Wood Wall

    (not provided). If you install multiple switches, mount them in the rack, one below the other, in any order. —End— Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 125: Bes50 Fundamentals

    The switches also feature full-duplex capability on all ports, which effectively doubles the bandwidth of each connection. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 126: Power Over Ethernet Capability

    Each port also supports IEEE 802.3x autonegotiation of flow control, so the switch can automatically prevent port buffers from becoming saturated. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 127: Port, Poe, And System Status Leds

    Flashing green (GE) / amber (FE) Traffic is passing through the port. A valid network connection is not established with the port. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 128: Power Supply Socket

    Supports up to 32 IP or MAC ACLs for advanced security/filtering purposes DHCP client Supported Port configuration Speed, duplex mode, and flow control Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 129: Authentication

    Other authentication options include Simple Network Management Protocol (SNMP) Version 3, IP address filtering for SNMP/Web-based user interface management access, and MAC address filtering for port access. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 130: Access Control Lists

    flow control to control network traffic during periods of congestion and prevent the loss of packets when port buffer thresholds are exceeded. The switch supports flow control based on the IEEE 802.3x standard. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 131: Rate Limiting

    Static addresses can be used to provide network security by restricting access for a known host to a specific port. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 132: Ieee 802.1D Bridge

    The following figure illustrates Spanning Tree Protocol loops. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 133: Virtual Lans

    Simplify network management for node changes and moves by remotely configuring VLAN membership for any port, rather than having to manually change the network connection. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 134: Traffic Prioritization

    A switch can be easily configured in any network to significantly boost bandwidth while using conventional cabling and network cards. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 135: Collapsed Backbone

    "Example of network aggregation plan application" (page 136), the ports on the switch are providing 10/100/1000 Mbps connectivity for up to 24 segments. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 136: Vlan Connections

    When connecting to a switch that does not support IEEE 802.1Q VLAN tags, use untagged ports. The following figure is an example of possible VLAN connections. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 137 Avoid using flow control on a port connected to a hub unless it is actually required to solve a problem. Otherwise, back pressure jamming signals may degrade overall performance for the segment attached to the hub. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 138 138 BES50 fundamentals Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 139: Bes50 Advanced Features Fundamentals

    A defined set of variables, known as managed objects, is maintained by the SNMP agent and used to manage the device. These objects are defined in a Management Information Base Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 140: Local Engine Id

    The remote engine ID is used to compute the security digest for authenticating and encrypting packets sent to a user on the remote host. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 141: Port Configuration Concepts

    If one link in the trunk fails, one of the standby ports is automatically activated to replace it. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 142: Power Over Ethernet

    For example, when a device is connected to a port set to critical priority, the switch supplies the required power, if necessary, by dropping Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 143: Switch Power Budget

    VLANs can be easily organized to reflect departmental groups (such as Marketing or R&D), usage groups (such as e-mail), or multicast groups (used for multimedia applications such as videoconferencing). Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 144: Assigning Ports To Vlans

    VLANs, but not on the intermediate network devices nor on the host at the other end of the connection support VLANs. The following figure illustrates tagged and untagged frames. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 145 However, use IEEE 802.3 tagged VLANs with GVRP whenever possible to fully automate VLAN registration. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...
  • Page 146 GVRP on ports to prevent advertisements being propagated, or forbid ports from joining restricted VLANs. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 147: Tagged And Untagged Frames

    With Class of Service (CoS), you can specify which data packets have greater precedence when traffic is buffered in the switch due to congestion. The switch supports CoS with four priority queues for each port. Data Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 148: Default Priority For Interfaces

    This prevents the head-of-line blocking that can occur with strict priority queuing. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 149: Layer 3/4 Priorities To Cos Values

    When a static address is seen on another interface, the address is ignored and is not written to the address table. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 150: Dynamic Addresses

    VLAN, and the connected port belongs to the voice VLAN; and you must add the port to the voice VLAN manually. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 151: Simple Network Time Protocol

    Only incoming traffic with source addresses already stored in the dynamic or static address table are accepted as authorized to access the Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 152: 802.1X Port Authentication

    When a client (Supplicant) connects to a switch port, the switch (Authenticator) responds with an EAPOL identity request. The client provides its identity (such as a user name) in an EAPOL response to the Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 153 If authentication is successful, the switch allows the client to access the network. Otherwise, network access is denied and the port remains blocked. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...
  • Page 154 154 BES50 advanced features fundamentals Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 155: Bes50 Reference Information

    RADIUS Authentication Disabled 802.1X Port Authentication Disabled Port Security Disabled Web management HTTP Server Enabled HTTP Port Number Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 156 For the BES50GE, disabled is not available. Switchport Mode (Egress Hybrid: tagged/untagged Mode) frames GVRP (global) Enabled GVRP (port interface) Disabled Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 157: Twisted-Pair Cable And Pin Assignments

    Also, an RJ-45 connector must be attached to both ends of the cable. CAUTION Each wire pair must be attached to the RJ-45 connectors in a specific orientation. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks...

  • Page 158: 10/100Base-Tx Pin Assignments

    GND (Positive Vport) GND (Positive Vport) Transmit Data minus (TD-) Receive Data minus (RD-) -48V -48V feeding power (Negative Vport) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...

  • Page 159: Straight-Through Wiring

    You must connect all four wire pairs as shown in the following diagram to support Gigabit Ethernet connections. Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright ©...

  • Page 160: Nn47924-301 01.01 Standard 1.00 October

    Bi-directional Data Three Bi-directional Data Four Minus Minus (BI_D3-) (BI_D4-) Bi-directional Data Two Minus Bi-directional Data One Minus (BI_D2-) (BI_D1-) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 161 Flow control Full Duplex: IEEE 802.3x Half Duplex: Back pressure Broadcast storm control Traffic throttled above a critical threshold Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 162 1000BASE-T: RJ-45 (100-ohm, UTP cable; Category 5, 5e, or 6) Buffer architecture 8 Mbytes Aggregate bandwidth 8.8 Gbps Switching database 8K MAC address entries Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 163 Standard Software standards IEEE 802.1D Spanning Tree Protocol and traffic priorities IEEE 802.1p Priority tags IEEE 802.1Q VLAN Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 164 C-Tick—AS/NZS 3548 (1995) Class A Immunity EN 61000-4-2/3/4/5/6/8/11 Safety CSA/CUS (UL60950-1, CSA 22.2 NO60950-1) EN60950 (TÜV/GS) IEC 60950-1 (CB) Using the Nortel Business Ethernet Switch 50 Series NN47924-301 01.01 Standard 1.00 October 2006 Copyright © 2006, Nortel Networks Nortel Networks Confidential...
  • Page 166 (1) (877) 662-5669 To report a problem in this document, call (1) (877) 662-5669 or send e-mail from the Nortel Networks Customer Training & Documentation World Wide Web site at www.nortel.com. Sourced in Canada and the United States of America.

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