3Com 3C16491 manual Related Standards, Environmental, Physical, Electrical

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B	TECHNICAL INFORMATION

Related Standards

The Baseline Switch 2426 PWR Plus has been designed to the following standards:

Functional	IEEE 802.3 (Ethernet), IEEE 802.3u (Fast
	Ethernet), IEEE 802.3ab and IEEE 802.3z
	(Gigabit Ethernet), IEEE 802.3x (Flow Control),
	IEEE 802.1D 1993 (Bridging), IEEE D802.1Q
	1998 (Virtual LAN)
MAC	4096
Address
Safety	UL/CUL (UL 60950-1, CSA 22.2 No 60950-1),
	TUV/GS (EN 60950-1), IEC 60950-1, CB
EMC Emis-	EN50081-1, EN 55022 Class A, EN50082-1,
sions	IEC 1000-4-2/3/4/6, EN60555-2 Class A, EN
	60555-3, FCC Part 15 Subpart B Class A,
Immunity	EN 55024

Environmental

Operating Tempera- 0-45 °C (32–113 °F) ture

Storage Tempera-	-40-70 °C (-40-158 °F)
ture
Humidity	0-95% (non-condensing)
Standard	EN 60068 (IEC 68)—various parts

Physical

Width	44 cm (17.3 in.)
Depth	23.8 cm (9.4 in.)
Height	4.4 cm (1.7 in.) or 1U
Weight	3.2 kg (7.05 lb)
Mounting	Free standing, or 19 in. rack mounted using
	the mounting kit supplied

Electrical

Power Inlet	IEC 320
AC Line Frequency	50/60 Hz (+/- 3 Hz)
Input Voltage	100–240 VAC (auto range)
Current Rating	3 Amp (maximum)
Maximum Power	205 W
Consumption
Maximum Power	154 BTU/hr
Dissipation
Maximum	15.4 W per port
Pover-over-Ethernet
Budget

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Contents 3C16491 Baseline Switch PWR Plus3Com Corporation 350 Campus Drive Marlborough MA USA Contents Snmp Regulatory Notices Glossary Index Page Conventions About this GuideProduct Registration Documentation CommentsFeatures and Capabilities Overview of the Baseline SwitchAutosensing of MDI/MDIX Connections Autonegotiating 10/100 Mbps PortsPower-over-Ethernet Capability Physical FeaturesGigabit Combo Ports RJ-45/SFP Front PanelGigabit Combo Ports RJ-45/SFP Link/Activity Status LEDs Rear Panel Power LEDPackage Contents Before You Begin Positioning the SwitchRack-Mounting or Free-Standing Using the Mounting KitPlacing Units On Top of Each Other Montagesatz AnweisungenChecking for Correct Operation Supplying Power to the SwitchUsing SFP Tranceivers Approved SFP TransceiversInserting an SFP Transceiver Inserting an SFP Transceiver Removing an SFP TransceiverPerforming Spot Checks Installing the Switch Running the Discovery Application Requirements for Accessing the Web InterfaceWelcome screen of Discovery appears Discovered Devices Screen Logging On to the Web InterfaceMenu Navigating the Web InterfaceLists the available items on the menu Menu Item Port Status ButtonsAccessing the Interface Without Using Discovery Dhcp Assigned IP AddressManually Assigned Static IP Address Device Summary Information Configuration OverviewPolling Interval Device ViewModifying the IP Address Settings Administration SettingsAutomatic IP Configuration Color KeyTo set the IP address for the Switch IP SetupRestore Configuration Backup ConfigurationUpgrade Screen Firmware UpgradeInitialize RebootUser Summary System AccessModify User Create UserRemove User System TimeSetup SummarySnmp Add Snmp Remove Configuring VLANsVlan Modify Port Modify VlanModify Port Screen RenameRemove Port DetailVlan Detail Forwarding Tagged/Untagged Frames Sample Vlan ConfigurationsSetting Up Vlan Across Two Switches Setting Up Two VLANs on the Same SwitchSpanning Tree Tagged Vlan ConfigurationSpanning Tree Screen Igmp Snooping Igmp QueryBroadcast Storm PoE Broadcast Storm Setup ScreenAdministration Configuring Port SettingsDetail Port Administration Summary ScreenSpeed/Duplex for 1000 Mbps Connections Port Administration Setup ScreenGuidelines for Creating Trunks Link AggregationLink Aggregation Summary Screen CreateLink Aggregation Modify Screen ModifySpanning Tree per Port Spanning Tree Summary Screen Port Mirroring Spanning Tree Setup ScreenStatistics Port Mirroring Setup ScreenQoS VoIP Summary Screen QoS VoIP Traffic SettingsQoS VoIP Setup Screen Port SetupOUI Add OUI SummaryRadius Client SecurityRadius Client Detail Screen Configure802.1X Summary Screen 802.1X Settings802.1X Detail Screen Address Table MonitoringAddress Table Screen Cable DiagnosticsCable Diagnostic Screen DiagnosticsResetting to Factory Defaults TroubleshootingForgotten Password Solving LED IssuesForgotten Static IP Address Link/Activity LED is on, but network performance is poor Fiber cable is connected, but the Module Active LED is offAll ports appear to show continual activity If the Problem PersistsPurchase Value-Added Services Troubleshoot Online Access Software DownloadsRegister Your Product Contact Us Telephone Technical Support and RepairCountry Telephone Number Latsupportanc@3com.com Environmental Related StandardsPhysical ElectricalAppendix B Technical Information Important Safety Information Safety InformationAppendix C Safety Information Regulatory Notices Page 1000BASE-T Auto-negotiationBandwidth Category 5 Cables Category 3 CablesCategory 5e Cables Category 6 CablesHalf Duplex Full DuplexIeee 802.1D Ieee 802.1QLink Aggregation LayerMAC Address NetworkServer SwitchSubnet Address Subnet MaskVlan Numbers IndexIndex