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3Com 2226-SFP, 2250-SFP, 2426-PWR manual Contents

Models: 2426-PWR 2250-SFP 2226-SFP

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CONTENTS

CONTENTS

ABOUT THIS GUIDE

Conventions 7

Documentation Comments 8

Product Registration 8

1INTRODUCING THE BASELINE SWITCH

	Overview of the Baseline Switch				9
	Features and Capabilities		9
	Autosensing of MDI/MDIX Connections						9
	Autonegotiating 10/100 Mbps Ports						9
	Power-over-Ethernet Capability				10
	Gigabit Combo Ports (RJ-45/SFP)					10
	Physical Features	10
	Front Panel	11
	Rear Panel 15
	Package Contents	16
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2	INSTALLING THE SWITCH
	Important Safety Information			17
	Positioning the Switch 18
	Rack-Mounting or Free-Standing				19
	Using the Mounting Kit		19
	Montagesatz Anweisungen			20
	Placing Units On Top of Each Other					20

Supplying Power to the Switch		20
Checking for Correct Operation 21
Using SFP Tranceivers	22
Approved SFP Transceivers		22
Inserting an SFP Transceiver		22
Removing an SFP Transceiver		23
Performing Spot Checks	23

3CONNECTING TO THE WEB INTERFACE

Requirements for Accessing the Web Interface			25
Using the Console Command Line Interface (CLI)			25
Logging On to the Web Interface 27
Navigating the Web Interface 28
Menu	28
Buttons	31
Port Status		31
Accessing the Switch using the 3Com Switch Detect
Application		31
Running the 3Com Switch Detect Application			32

4CONFIGURING THE SWITCH FROM THE WEB INTERFACE

Configuration Overview	35
Device Summary Information 35
Administration Settings	37

Modifying the IP Address Settings 37

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3Com 2226-SFP, 2250-SFP, 2426-PWR manual Contents

Contents

Installation and User Guide 3CBLSF26 3CBLSF26PWR 3CBLSF50Baseline Switch 2226-SFP Plus Baseline Switch 2426-PWR Plus Baseline Switch 2250-SFP PlusEnd of Life Statement 3Com Corporation 350 Campus Drive Marlborough MAUNITED STATES GOVERNMENT LEGEND ENVIRONMENTAL STATEMENTCONTENTS T ROUBLESHOOTING Purchase Value-Added ServicesBroadcast Storm StatisticsConsole Port Getting Started with the Command Line InterfaceCLI Commands PC-AT Serial Cable Modem Cable Ethernet Port RJ-45 Pin AssignmentsPage ABOUT THIS GUIDE Baseline Switch 2226-SFP Plus 3CBLSF26Baseline Switch 2426-PWR Plus 3CBLSF26PWR Baseline Switch 2250-SFP Plus 3CBLSF50http//esupport.3Com.com Documentation CommentsProduct Registration pddtechpubscomments@3Com.comAutosensing of MDI/MDIX Connections INTRODUCING THE BASELINE SWITCHOverview of the Baseline Switch Features and CapabilitiesPhysical Features Power-over-Ethernet CapabilityGigabit Combo Ports RJ-45/SFP 1 RJ-45 10/100 Ports Front Panel3 Console Port 2 Gigabit Combo Ports RJ-45/SFPStatus 4 10/100BASE-TX Link/Activity Status LEDs5 10/100BASE-TX Duplex Status LEDs 3CBLSF26 and 3CBLSF26PWR Only 6 Gigabit Combo Port and Duplex Status LEDsSFP/Duplex SFP Mode1000BASE-T Mode Link/Activity8 Self-adhesive Pads 7 Power LED9 Power Socket Rear PanelPackage Contents Rack-Mounting or Free-Standing Supplying Power to the Switch INSTALLING THE SWITCHImportant Safety Information Important Safety Information Positioning the SwitchIstotne informacje dot. bezpieczeństwa Positioning the SwitchImportante Avviso di Sicurezza Information importante de seguridadRack-Mounting or Free-Standing Using the Mounting KitSupplying Power to the Switch Montagesatz AnweisungenPlacing Units On Top of Each Other Meaning Reset the Switch. See “Resetting to Factory Defaults” on pageChecking for Correct Operation StatusUsing SFP Tranceivers Approved SFP TransceiversInserting an SFP Transceiver Removing an SFP Transceiver Performing Spot ChecksIf you experience any problems operating the Switch refer to “Troubleshooting” on pageRequirements for Accessing the Web Interface CONNECTING TO THE WEB INTERFACERequirements for Accessing the Web Interface Using the Console Command Line Interface CLIThe IP address Subnet mask and Logging On to the Web Interface Menu Navigating the Web InterfaceMenu Item DescriptionNavigating the Web Interface Description Configures Radius Client settings and sets30 CHAPTER 3 CONNECTING TO THE WEB INTERFACE Menu ItemMenu Item Accessing the Switch using the 3Com Switch Detect ApplicationButtons Port StatusFigure 12 The 3Com Switch Detect Welcome Screen Running the 3Com Switch Detect ApplicationFigure 13 The 3Com Switch Detect Search Screen Figure 14 The 3Com Switch Detect Discovered DevicesAccessing the Switch using the 3Com Switch Detect Application 34 CHAPTER 3 CONNECTING TO THE WEB INTERFACE Configuring Port Settings Security Monitoring CONFIGURING THE SWITCH FROM THE WEBConfiguration Overview Device Summary Information Administration Settings Configuring VLANsPolling Interval Device ViewColor Key Administration SettingsModifying the IP Address Settings Automatic IP ConfigurationBackup Configuration IP SetupFirmware Upgrade Restore ConfigurationInitialize, keep IP setting ResetSystem Access RebootThe password can be up to 8 characters long and is case-sensitive User SummaryCreate User Modify User Remove UserThis page allows you to modify a user’s access level and password SNMP SetupSystem Name System TimeConfiguring VLANs SNMP AddSNMP Remove VLAN Modify VLAN SetupAvailable options on the Setup screen include Rename Modify PortPort Detail RemoveSample VLAN Configurations Forwarding Tagged/Untagged FramesVLAN Detail Setting Up VLAN Across Two Switches Setting Up Two VLANs on the Same SwitchFigure 39 Tagged VLAN Configuration Spanning TreeSummary Port Setup SetupFigure 41 Spanning Tree Setup Screen IGMP Snooping & Query Choose Enabled or Disabled from the IGMP Snooping Mode drop down menuTwo tabs are available on the Broadcast Storm page Summary Modify Broadcast StormConfiguring VLANs SummaryQoS VoIP Traffic Settings ModifySummary Figure 48 QoS Port Setup Screen SetupPort Setup Figure 47 QoS VoIP Setup ScreenTelephony OUI - Input a new company identifier to add to the list OUI SummaryOUI Add Port DetailPoE 3CBLSF26-PWR only SetupSummary Configuring Port Settings AdministrationSummary Detail SetupPort State - Enables and disables the port Figure 56 Port Administration Setup Screen Speed/Duplex for 1000 Mbps ConnectionsGuidelines for Creating Trunks Link AggregationCreate SummaryUse the Create tab to add ports to a group membership Figure 60 Link Aggregation Remove Screen ModifyRemove Figure 59 Link Aggregation Modify ScreenSecurity StatisticsRADIUS Client Configure 802.1X SettingsSetup SummarySingle-Host Address Table MonitoringPort Mirroring Port SummarySummary Setup Two tabs are available on the Port Mirroring page Setup RemoveRemove Cable Diagnostics Figure 69 Cable Diagnostic Summary ScreenSummary Diagnostics Figure 70 Cable Diagnostic ScreenMonitoring 74 CHAPTER 4 CONFIGURING THE SWITCH FROM THE WEB INTERFACE Resetting to Factory Defaults 5 TROUBLESHOOTINGA link is connected, but the Link/Activity LED for the port is off Solving LED Issues4 10/100BASE-TX Link/Activity Status LEDs 7 Power LED Forgotten Static IP AddressIf the Problem Persists The Link/Activity LED is on, but network performance is poorAll ports appear to show continual activity 78 CHAPTER 5 TROUBLESHOOTING Register Your Product Purchase Value-Added ServicesAccess Software Downloads A OBTAINING SUPPORT FOR YOUR PRODUCTTelephone Technical Support and Repair Contact Ushttp//csoweb4.3com.com/contactus Country CountryAsia, Pacific Rim Telephone Technical Support and Repair Contact Ushttp//lat.3com.com/br/support/form.html CountryLatin America Telephone Technical Support and Repair CountryPower Inlet SafetyTemperature WeightPover-over-Ethernet The Baseline Switch 2426-PWR Plus has been3CBLSF26PWR Related Standards MaximumPhysical The Baseline Switch 2250-SFP Plus has been designed3CBLSF50 Related Standards Environmental86 APPENDIX B TECHNICAL INFORMATION RJ-45 SignalC PIN-OUTS Console Cablealways required Null Modem CablePC-AT Serial Cable Modem Cable1000 Ethernet Port RJ-45 Pin AssignmentsPin Number 10/10090 APPENDIX C PIN-OUTS Console Port Getting Started with the Command Line Interface5 Under Properties, select VT100 for Emulation mode D 3COM CLI REFERENCE GUIDECLI Commands Automatic LogoutConcurrent CLI Sessions Example Default ConfigurationSyntax User GuidelinesSummary PingParameters ping IP address URL hostnameSyntax ipSetupipSetup Default ConfigurationSyntax Upgradeupgrade Default ConfigurationReboot rebootInitialize Initializelogout Passwordpassword LogoutInformation to the User VCCI Statement Pre-Standard IEEE 802.3at and Cable TemperaturesREGULATORY NOTICES FCC StatementPage 1000BASE-LX GLOSSARY10BASE-T 100BASE-TXCategory 6 Cables Category 3 CablesCategory 5 Cables Category 5e CablesIEEE 802.1D Full DuplexHalf Duplex IEEEMAC Address Power over EthernetLayer Link AggregationSubnet Mask SwitchServer Subnet Address106 GLOSSARY VLANNumbers INDEX