169 | Dell 28XX guide

Glossary

This glossary contains key technical words of interest.

A B C D E F G H I J L M N O P Q R S T U V W

A

Access Mode

Specifies the method by which user access is granted to the system.

Access Profiles

Allows network managers to define profiles and rules for accessing the device. Access to management functions can be limited to user groups, which are defined by the following criteria:

•Ingress interfaces

•Source IP address and/or Source IP subnets

ARP

Address Resolution Protocol. A TCP/IP protocol that converts IP addresses into physical addresses.

ASIC

Application Specific Integrated Circuit. A custom

chip designed for a specific application.

Asset Tag

Specifies the user-defined device reference.

Authentication Profiles

Sets of rules which that enables login to and authentication of users and applications.

Auto-negotiation

Allows 10/100 Mpbs or 10/100/1000 Mbps Ethernet ports to establish for the following features:

•Duplex/ Half Duplex Mode

•Flow Control

•Speed

B

Back Pressure

A mechanism used with Half Duplex mode that enables a port not to receive a message.

Backplane

The main BUS that carries information in the device.

Bandwidth

Bandwidth specifies the amount of data that can be transmitted in a fixed amount of time. For digital devices, bandwidth is defined in Bits per Second (bps) or Bytes per Second.

Bandwidth Assignments

The amount of bandwidth assigned to a specific application, user, and/or interface.

169

Image 169

Dell 28XX manual 169

Contents

User Guide March 4 Contents Installing the PowerConnect Device Using Dell OpenManage Switch Administrator Manually Allocating IP Addresses Static Hosts 144 169 System Description PowerConnect PowerConnect 2816 Front Panel Summary of PowerConnect Models FeaturesGeneral Features Auto Negotiation Virtual Cable Testing VCTJumbo Frames Support AutoMDI/MDIX Support Layer 2 Features MAC Address Supported Features Vlan Supported Features Spanning Tree Protocol Features Ethernet Switch Management Features Class of Service CoS Features PowerConnect 28xx Front and Back Panel Port Description Switch Port Configurations PowerConnect 2808 Back Panel PowerConnect 2824 Front Panel PowerConnect 2824 Back Panel LED Definitions Physical Dimensions Managed Mode LED Power LEDFan LED 2824/2848 only Port LEDs Switch Ventilation Fan Managed Mode ButtonSFP Port LED 1000BASE-T Cable Requirements Cables, Port Connections, and Pinout InformationRJ-45 Connections for 10/100/1000BASE-T Ports SFP Pin Connections Pin No Use SFP Ports Internal Power Supply Connector Power Connectors Installation Precautions Installing the PowerConnect Device Site Requirements Package ContentsUnpacking Unpacking the Device Mounting the Device Device Rack InstallationOverview Bracket Installation for Rack Mounting Installing on a Flat Surface Bracket Installation for Wall Mounting Installing on a Wall Mounting Device on a Wall Connecting the Device to the Network Connecting the DeviceConnecting the Terminal to the Device Connecting a Device to a Power Supply RJ-45 Connections for 10/100/1000BaseT Ports Port Connections, Cables, and Pinout Information Ports, Connectors and Cables Port/Interface Auto-Negotiation Port Default SettingsFlow Control Back Pressure Following table gives the port default settings Switching Port Default Settings 43+ Enter Wizard Management Modes Unmanaged Mode In this mode Transitioning Between Management Modes Transitioning Between Modes Restore Saved Configuration Initial Configuration Through the Set-up Wizard Booting the Device Managed Mode Welcome to Dell Easy Setup Wizard Wizard Step Wizard Step Basic Configuration Initial Configuration Through the Web Web management IP Interface Parameters Retrieving an IP Address From a Dhcp Server Startup Menu Software Download Erasing the Device ConfigurationErase Flash File Software Download Through Tftp Server Password RecoverySystem Image Download Boot Image Download Understanding the Interface Using Dell OpenManage Switch Administrator Information Buttons Using the Switch Administrator Buttons Starting the Application Access LevelsDevice Management Buttons Dell PowerConnect 28xx Systems User Guide Viewing Device Information Defining General Device Information Asset Defining System Information Click Apply Changes Viewing the VersionsInitiating a Telnet Session Resetting the Device Resetting the Device Entering Secure Mode Entering Secure Mode Defining Device IP Addresses Setting static IP Interface parametersDefining IP Interface Parameters Viewing Copper Cable Diagnostics Running Cable DiagnosticsNo Cable Performing a Cable Test Viewing Optical Transceiver DiagnosticsOpen the Integrated Cable Test Click Test Now Displaying Virtual Cable Test Results Table Optical Transceiver Diagnostics Open the Optical Transceiver Diagnostics Click Show All LOSLoss of Signal Loss of signal TXTransmitter Fault Transmitter fault Assigning Access Rights to a User Password 0-64 Characters User-defined passwordManaging Device Security Defining the Local User Databases Displaying the Local User Table Defining a New User Deleting Users Configuring Radius Global Parameters Defining Radius Parameters Open the Radius SettingsAdding a Radius Server Add Radius Server page opens Displaying the Radius Server List Modifying the Radius Server Settings Deleting a Radius Server for the Radius Servers List Defining Snmp Parameters Defining Snmp Global Parameters Enabling Authentication NotificationsEnabling Snmp Notifications Defining a New Community Defining CommunitiesOpen the Snmp Community Add Snmp Community page opens Deleting Communities Displaying all Communities 19. Notification Recipients Defining Snmp Notification Recipients Open Notification Recipients Adding a new Trap RecipientsAdd Notification Recipients page opens Displaying Notification Recipients Tables Downloading Files Managing Files 21. File Download From Server Firmware Download Uploading Files Configuration DownloadDownloading Files Open the File Download From Server Restoring Default Settings Restoring Default SettingsUploading Files Open the File Upload to Server Configuring Dhcp Properties Defining Dhcp Server Settings→ Dhcp Server → Dhcp Server Properties in the tree view 24. Dhcp Server Properties Enabling the Dhcp Server Defining Network Pool Click Apply Changes. The server is enabled Excluding Addresses Open the Excluded Addresses Adding an Excluded AddressDeleting Excluded Addresses 28. Static Hosts Manually Allocating IP Addresses Static Hosts Adding a new Static Host Domain Name- SpecifiesAdd Static Host page opens Click Show All Static Hosts Table page opens Displaying Static Hosts Tables Deleting Static Hosts Address Binding Configuring General Device Parameters Defining Advanced Settings Port Based Authentication Configuring Network SecurityAdvanced Port Based Authentication → Port Based Authentication Configuring Port Based Authentication Displaying the Port Based Authentication Table Select an interface in the Port Based Authentication Table Copying Parameters in the Port Based Authentication Table Multiple Hosts Configuring Advanced Port Based Authentication Multiple Hosts Table Displaying the Multiple Hosts Table Displaying the Authenticated Users Table Authenticating UsersClick Show All Authenticated Users Table opens 100 Authenticated Users Table Defining Port Parameters Configuring Ports101 102 Aggregating Ports Displaying the Port Configuration TableDefining Port Parameters Modifying Port Parameters 104 LAG Configuration Current Flow Control Open the LAG ConfigurationDefining LAG Parameters Modifying LAG Parameters Displaying the LAG Configuration Table Configuring Green Ethernet106 107 11. Green Ethernet Configuration Enabling Storm Control Open the Green Ethernet ConfigurationEnabling Green Ethernet on the Device 108 Displaying the Storm Control Table Enabling Storm Control on the DeviceClick Show All Storm Control Table opens 109 110 Defining Port Mirroring Sessions Open the Port Mirroring Adding a Port Mirroring SessionAdd Source Port page opens 111 Viewing Dynamic Addresses Configuring Address TablesDeleting a Copy Port from a Port Mirroring Session 112 Open the Dynamic Address Table Redefining the Aging Time113 Defining STP Global Settings Configuring the Spanning Tree ProtocolQuerying the Dynamic Address Table Sorting the Dynamic Address Table 115 16. STP Global Settings Select Enable in the Spanning Tree State field Open the STP Global SettingsDefining STP Global Parameters Modifying STP Global Parameters 117 Defining STP Port Settings 118 Ethernet Fast Ethernet Gigabit Ethernet Enabling STP on a Port Click Apply Changes. STP is enabled on the portModifying STP Port Properties Displaying the STP Port Table 120 Defining STP LAG Settings 121 Open the STP LAG Settings Configuring Rapid Spanning TreeModifying the LAG STP Parameters 122 123 Enabling Rstp Defining Vlan Members Configuring VLANs124 Open the Vlan Membership Adding New VLANsCreate New Vlan page opens 125 Modifying Vlan Membership Groups Vlan Port Membership TableDeleting Vlan Membership Groups 126 Deleting a Vlan Assigning Ports to a Vlan Group127 Assigning Port Settings Defining Vlan Ports SettingsOpen the Vlan Port Settings 128 Displaying the Vlan Port Table Defining Vlan LAG Settings129 Open the Vlan LAG Setting Assigning Vlan LAG SettingsDisplaying the Vlan LAG Table 130 131 Aggregating Ports Multicast Forwarding Support Configuring a Port to a LAGDefining LAG Membership Open the LAG Membership Enabling Bridge Multicast Filtering on the Device Defining Multicast Global Parameters133 Enabling Igmp Snooping on the Device Adding Bridge Multicast Address Members134 Open the Bridge Multicast Group Adding Bridge Multicast AddressesAdd Bridge Multicast Group page opens Define the Vlan ID and New Bridge Multicast Address fields Assigning LAGs to Receive Multicast Service Defining Ports to Receive Multicast ServiceAssigning Multicast Forward All Parameters 136 Port Control Definition 137 Attaching a LAG to a Multicast Router or Switch Attaching a Port to a Multicast Router or SwitchOpen Bridge Multicast Forward All 138 139 Igmp Snooping 140 Displaying the Igmp Snooping Table Viewing Rmon Statistics Group Viewing Rmon Statistics141 Viewing the CPU Utilization Viewing ChartsViewing Interface Statistics Open the Rmon Statistics Group CPU Utilization 143 CoS Value Forwarding Queue Values VPT Tag Classification Information144 Dscp Value Forwarding Queue Values CoS Services145 Enabling Quality of Service Defining CoS SettingsDefining CoS Global Parameters Selecting Trust Defining QoS Interface Settings147 Assigning QoS/CoS settings for an interface Defining Queue SettingsOpen the Interface Settings Displaying the QoS Interface Settings Table Open the QoS Queue Settings Defining the Queue Settings149 Mapping a CoS value to a Queue Mapping CoS Values to QueuesOpen the CoS to Queue Mapping Table Mapping Dscp Values to Queues Restoring default valuesMapping a Dscp value and assigning priority queue 151 Open the Dscp to Queue Check the Restore Defaults checkbox Console Connection Accessing the Device Through the CLITelnet Connection 153 Command Mode Overview Using the CLIUser Exec Mode 154 Global Configuration Mode Privileged Exec Mode155 Interface Mode Interface Configuration ModeVlan Mode Port Channel Mode Command copy CLI Commands Command do Command debug-modeCharacter Description Debug-mode Command exit configuration Command end Command help Command exit ExecCommand interface ethernet 160 Command interface vlan Command interface port-channelInterface port-channel port-channel-number Interface vlan vlan-id No ip address Command ip address162 Defaults Command pingUser Guidelines 163 164 Show tech-support config memory Command show tech-support commandShow clock show system show version 165 166 Command snmp-server community Default Command username167 168 169 170 171 172 173 174 175 176 177 178 Index Page Page 182 183 184