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Cabletron Systems SEHI-22FL Chapter Sehi Features And Options, SEHI User’s Guide, Network Ports

Models: SEHI-22FL

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CHAPTER 2

CHAPTER 2

SEHI FEATURES AND OPTIONS

This chapter provides an overview of the SEHI-22FL and contains sections detailing features and available options.

NOTE

The term SEHI (Stackable Ethernet Hub with Intelligence) is used throughout this manual when describing features and functions of the SEHI-22FL.

FRONT VIEW

HubSTACK 10BASE-FL HUB WITH LANVIEW® SECURE

SEHI-22FL

								RX	TX	RX	TX	RX	TX	RX	TX	RX	TX	RX	TX
PWR								12		11			10		9		8	7
CPU	RCV							RX	TX	RX	TX	RX	TX	RX	TX	RX	TX	RX	TX
CLN	LNK							E
RESET	12 11 10 9 8 7	6	5	4	3	2	1	1	6	5			4				2
COM	12 11 10 9 8 7	6	5	4	3	2	1	1							3			1	EPIM 1
COM															3			1	EPIM 1

Port Status LEDs		Network Ports 1-12
Port Status LEDs		Network Ports 1-12
System LEDs		EPIM Slot
COM Port
RESET Button

SEHI-22FL100BASE-FL HUB WITH LANVIEW®
OUT	SEH INTERCONNECT	165212
		165212

Power Supply			Interconnect Bus "OUT" Port

ON/OFF Switch	REAR VIEW

Figure 2-1 Front and Rear Views of the SEHI-22FL

SEHI User’s Guide

2-1

Image 12

Cabletron Systems manual Chapter Sehi Features And Options, SEHI User’s Guide, 1 Front and Rear Views of the SEHI-22FL

Contents

SEHI-22FL INTELLIGENT STACKABLE HUB USER’S GUIDE SEHI User’s Guide FCC NOTICE DOC NOTICEVCCI NOTICE SEHI User’s GuideEXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY CABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENTCABLETRON SOFTWARE PROGRAM LICENSE SEHI User’s GuideUNITED STATES GOVERNMENT RESTRICTED RIGHTS SEHI User’s GuideCONTENTS CHAPTER 2 SEHI FEATURES AND OPTIONSCHAPTER 3 INSTALLATION REQUIREMENTS AND SPECIFICATIONSContents INSTALLATIONCHAPTER 5 CONNECTING TO THE NETWORK TROUBLESHOOTINGContents APPENDIX B IMAGE FILE DOWNLOAD USING OIDsAPPENDIX A EPIM INFORMATION1.1 USING THIS MANUAL CHAPTER INTRODUCTION1.2 DOCUMENT CONVENTIONS 1.3 GETTING HELP 1.4 RELATED MANUALSanonymous your email addressCHAPTER SEHI FEATURES AND OPTIONS RESET ButtonPower Supply ON/OFF Switch2.2 SEHI FEATURES 2.1 SEHI OVERVIEWRepeater Functionality FLASH EEPROMs2.3 STACKABLE CAPABILITIES 2.4 REMOTE NETWORK MANAGEMENT CAPABILITIES2.5 OPTIONAL FEATURES Ethernet Port Interface Modules EPIMsHubSTACK Interconnect Cables Rack Mount HardwareCHAPTER INSTALLATION REQUIREMENTS AND SPECIFICATIONS 3.1 CABLE SPECIFICATIONS3.1.1 HubSTACK Interconnect Cable Requirements 3.1.2 10BASE-FL Fiber Optic Network RequirementsFiber Optic Budget and Propagation Delay Attenuation3.1.3 10BASE-T UTP and STP Cable Speciﬁcations DelayLength Insertion Loss3.2 NETWORK PORT SPECIFICATIONS 3.3 COM PORT REQUIREMENTS 3.4 TRANSCEIVER REQUIREMENTS3.5 OPERATING SPECIFICATIONS Delay Time Start of Packets SpeciﬁcationsDelay Times JAM Speciﬁcations System Speciﬁcations3.6 POWER SUPPLY REQUIREMENTS 3.8.1 Safety 3.9 PHYSICAL SPECIFICATIONS3.7 ENVIRONMENTAL REQUIREMENTS 3.8 AGENCY APPROVALSCHAPTER INSTALLATION 4.1 UNPACKING THE SEHI4.2 PRE-INSTALLATION TEST 4.3 INSTALLING THE SEHIChapter 4 Installation 4.3.1 Tabletop or Shelf Installation In order to allow for proper cooling, there must be a two-inchclearance on either side and the back of the unit 4.3.2 Rackmount Installation Figure 4-4 Installing the Rack Mounting Brackets Rack Mounting the SEHI4.3.3 Stacking the SEHI Chapter 4 InstallationFigure 4-5 Installing the SEHI in the Rack The cooling fans at the rear panel of the SEHI must haveTo stack SEH non-intelligent hubs together, proceed as follows 4.4 CONNECTING THE SEHI TO THE POWER SOURCE 4.5 ADDING/REPLACING EPIMS CHAPTER CONNECTING TO THE NETWORK 5.1 CONNECTING THE SEHI TO THE NETWORK5.1.1 Connecting Network Ports Chapter 5 Connecting to the Network Do not touch the ends of the ﬁber optic strands, and do not letthe ends come in contact with dust, dirt, or other contaminants 3. Attach the fiber labeled 2 to the applicable TX port, on the SEHI 5.1.2 Connecting a UTP Segment to an EPIM-T 5.1.3 Connecting a Fiber Segment to an EPIM-F1/F2/F3 Connecting the SEHI to the NetworkSEHI User’s Guide 3. Attach the fiber labeled 2 to the applicable TX port on the module F1/F2 ST Connectors F1/F2 SMA 906 Connectors w Half Alignment Sleeves SMA 905 Connectors F3 ST ConnectorsConnecting the SEHI to the Network SEHI User’s Guide5.1.4 Connecting a Thin Coaxial Segment to an EPIM-C 5.1.5 Connecting an AUI Cable to an EPIM-A Connecting the SEHI to the NetworkEnsure that the Signal Quality Error SQE or “heartbeat” test function is disabled on the external transceiver connected tob. Check the cable for continuity 5.1.6 Connecting an AUI Cable to an EPIM-X ON PositionToward Back of EPIM5.2 FINISHING THE INSTALLATION CHAPTER TROUBLESHOOTING 6.1 INSTALLATION CHECKOUT6.2 USING LANVIEW SEHI-22FL 6.3 USING THE RESET BUTTON 6.4 SETTING THE NVRAM SWITCH CHAPTER LOCAL MANAGEMENT 7.1 LOCAL MANAGEMENT KEYBOARD CONVENTIONS Chapter 7 Local ManagementSEHI User’s Guide Table 7-1 Keyboard Conventions7.2 MANAGEMENT TERMINAL SETUP Connect the console cable to the SEHI as follows Management Terminal Setup Parameters 7.3 ACCESSING LOCAL MANAGEMENT 7.4 THE FEATURE SELECTION SCREEN Figure 7-3 Feature Selection Screen7.5 THE COMMUNITY NAME TABLE SCREEN COMMUNITY NAMEwrite access to Local Management. Super-User ACCESSEditing the Community Name Field 7.6 THE CONFIGURATION SCREEN The following sections explain each ﬁeld on the Conﬁguration screen Use the following steps to set the IP Address Setting the Default Gateway Using the Port Enable Override7.7 THE TRAP TABLE SCREEN Use the following steps to conﬁgure the Trap table 7.8 THE SNMP TOOLS SCREEN Allows the user to retrieve MIB objects using SNMP protocol Setting an OID Getting Individual OIDsGetting the Next OID 5. Press ENTER. “DATA” appears 7.9 THE DEVICE STATISTICS SCREEN Cycling Through OIDsExiting the SNMP Tools Screen The following sections describe Device Statistics screen ﬁelds This command lets the user enable the selected port To select a module or port Using the DISABLE PORT Command Exiting the Device Statistics ScreenA.1 EPIM SPECIFICATIONS APPENDIX A EPIM INFORMATIONA.1.1 EPIM-T A.1.2 EPIM-F1 and EPIM-F2 Appendix A EPIM InformationA.1.3 EPIM-F3 A.1.4 EPIM-C Connector TypeGrounding A.1.5 EPIM-A and EPIM-X AUI Port Figure A-5 The EPIM-A and EPIM-XAPPENDIX B IMAGE FILE DOWNLOAD USING OIDs B.1 SETTING UP A UNIX WORKSTATION AS A TFTP SERVER B.2 STANDARD TFTP DOWNLOAD Appendix B Image File Download Using OIDs Table B-1 Standard TFTP Download ProcedureSEHI User’s Guide StepINDEX NumericsSEHI User’s Guide Index-1Index Index-2SEHI User’s Guide POWER SUPPLY CORD GERMANSPANISH FRENCH