Site Requirements, Unpacking, Safety | Dell PC2716, PC2748, PC2708

to Managed Mode. The chapter "Starting and Configuring the Dell™PowerConnect™ 2708/2716/2724/2748 for Managed Mode Operation" explains how to set the switch to Managed Mode.

Site Requirements

The PowerConnect 2708/2716/2724/2748 devices can be mounted in a standard equipment rack, placed on a tabletop, or mounted on the wall.

Before installing the unit, verify that the site selected for the device meets the following site requirements:

•Power — The device is installed within 1.5 m (5 feet) of a grounded, easily accessible outlet 220/110 VAC, 50/60 Hz. If the device has two power supplies, the site should have two power outlets with different power feeders.

•General — Ensure that the power supply is correctly installed.

•Clearance — There is adequate frontal clearance for operator access. Allow clearance for cabling, power connections, and ventilation.

•Cabling — Cabling is routed to avoid sources of electrical noise such as radio transmitters, broadcast amplifiers, power lines, and fluorescent lighting fixtures.

•Ambient Requirements — The ambient unit operating temperature range is 0 to 45C (32 to 113F) at a relative humidity of up to 95%, non-condensing. Verify that water or moisture cannot enter the device case.

Unpacking

NOTE: Before unpacking the device, inspect the packaging and report any evidence of damage immediately to Dell.

Safety

CAUTION: Never remove the cover on a power supply or any part that has the following label attached.

Figure 3-1. Caution Label

CAUTION: Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician.

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Dell PC2716, PC2748, PC2708, PC2724 manual Site Requirements, Unpacking, Safety

Contents

User’s Guide October Contents Using the Dell OpenManage Switch Administrator Viewing Statistics Contents Gigabit Ethernet Ports IntroductionSystem Description 48 1-Gigabit Ethernet Ports 16 1-Gigabit Ethernet Ports24 1-Gigabit Ethernet Ports + 2 SFP Combo ports Head of Line Blocking Prevention FeaturesGeneral Features Management Modes Jumbo Frames Support Virtual Cable Testing VCTAuto Negotiation AutoMDI/MDIX Support MAC Address Supported Features Layer 2 Features Vlan Supported Features Class of Service CoS Features Ethernet Switch Management Features Port Default SettingsPage Switch Port Configurations Hardware Description PowerConnect 2708 Back Panel PowerConnect 2724 Back Panel PowerConnect 2748 Back Panel Managed Mode LED Physical DimensionsPower LED LED Definitions 10/100/1000BASE-T Port LEDs Fan LED 2748 onlyPort LEDs Managed Mode Button SFP Port LED 1000BASE-T Cable Requirements Switch Ventilation FanCables, Port Connections, and Pinout Information RJ-45 Connections for 10/100/1000BASE-T Ports SFP Ports Pin Connections for SFP Interfaces Power ConnectorsInternal Power Supply Connector Overview Installing the Dell PowerConnectInstallation Precautions Unpacking SafetySite Requirements Unpacking the Device Package ContentsHandling Static Sensitive Devices Mounting the Device Installing the Device Installing the Device in a Rack Installing the Device on a Flat Surface Installing the Device on a Wall Connecting the Device to AC Power Supply Mounting Device on a Wall Connecting the Device to the Network Back Panel Power Connector Initial Configuration Starting and Configuring the Dell PowerConnectViewing Switch Operation Login Screen Click Apply Changes Page Using the Dell OpenManage Switch Administrator Understanding the Interface Interface Components Description Information Buttons Using the OpenManage Switch Administrator ButtonsPowerConnect Switch Management Buttons PowerConnect Switch Management Buttons Description Starting the Application Resetting the Device Reset Displaying Configuration on Demand Viewing the Switch Status Configuring System InformationDefining Switch Information Defining Switch Information Viewing System IP Address Updating Static IP Address IP Addressing Configuring Dhcp Client Defining Interface Configuration Interface ConfigurationPage Viewing Jumbo Frames Configuring the InterfaceOpen the Interface Configuration Creating Vlan Membership Enabling Jumbo Frames Removing VLANs Defining Vlan Interface SettingsShowing/Creating VLANs Open the Vlan Membership Open the Vlan Interface Settings Configuring LAG MembershipUpdating the Vlan Interface Settings Open the LAG Aggregation Configuration Adding a Port to a LAG Managing System Files Downloading Files From Server Downloading Files from Server File Download PowerConnect 2748 Switch Configuration Firmware Download Configuration Download Uploading Files Open the File Upload to Server Copying Files Restoring Company Factory Default Settings Click Restore Company Factory Defaults Click Apply Changes Open the Local User Database Assigning Access Level User RightsLocal User Database Deleting a User from the Local User Database Integrated Cable Test for Copper CablesAdding a User to the Local User Database Click Test Now Running Integrated Cable TestOpen the Integrated Cable Test Open the Optical Transceiver Diagnostics Optical Transceivers DiagnosticsDisplaying Optical Transceivers Diagnostics Test Results Adding a Port Mirroring Session Port MirroringClick show All Open the Port Mirroring Configuring Storm Control on the PowerConnect Enabling Storm Control Modifying PowerConnect 2708 Storm Control Port Parameters Configuring Storm Control on the PowerConnect 2716/2724 Following describes Storm Control for PowerConnect Modifying PowerConnect 2748 Storm Control Port Parameters VPT Tag Classification Information Configuring Quality of ServiceQuality of Service QoS Overview CoS Services Defining CoS Settings Configuring QoS Settings Configuring the Trust Mode Mapping CoS Values to Queues Mapping a Dscp value and assigning priority queue Mapping Dscp Values to QueuesMapping a CoS value to a Queue Page Viewing Statistics Rmon Statistics Viewing Interface Statistics Open the Rmon Statistics Glossary Broadcast Storm Class of ServiceDuplex Mode Dhcp Client Frame Flow ControlFragment Gigabit Ethernet Jumbo Frames Ingress PortIP Address Layer Mask Managed ModeMAC Layer MulticastPage QoS Startup ConfigurationSwitch Router Wildcard Mask TrunkingUnicast