Connecting to a Modem | Enterasys Networks 7G4285-49, 7G4205-72

Connecting to COM Port for Local Management

2.Plug the RJ45 connector at the other end of the UTP straight‐through cable into the RJ45‐to‐DB25 modem adapter.

3.Connect the RJ45‐to‐DB25 adapter to the communications port on the modem.

4.Turn on the modem.

5.With a PC connected to a remote modem, you can configure the switch remotely. To accomplish this, you must configure your PC VT emulation package with the following parameters.

Parameter	Setting

Mode	7	Bit Control

Transmit	Transmit=9600

Bits Parity	8	Bits, No Parity

Stop Bit	1	Stop Bit

6.When these parameters are set, the Local Management password screen will display. Refer to the Enterasys Matrix DFE‐Platinum Series Configuration Guide for further information.

Figure 3-11 Connecting to a Modem

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1	UTP straight-through cable with RJ45 connectors	4	Local modem
2	RJ45 COM port	5	Remote modem
3	RJ45-to-DB25 modem adapter	6	PC

DFE-Platinum Series Hardware Installation Guide 3-21

Image 53

Enterasys Networks 7G4285-49, 7G4205-72 manual Connecting to a Modem

Contents

Enterasys Matrix Page Page Federal Communications Commission FCC Notice Product SafetyIndustry Canada Notice Class a ITE Notice Clase A. Aviso de ITE Compatibilidad Electromágnetica EMC Electromagnetic Compatibility EMCElektro- magnetische Kompatibilität EMC Hazardous Substances Supplement to Product Instructions Bsmi EMC Statement Taiwan Vcci Notice Declaration of Conformity Safety Information Class 1 Laser Transceivers Enterasys NETWORKS, INC. Firmware License Agreement Viii Page Page Contents Appendix a Specifications Figures Xiv Who Should Use This Guide About This Guide For Refer to How to Use This GuideRelated Documents Following conventions are used in this guide Conventions Used in This Guide Support@enterasys.com Getting Help Overview of DFE-Platinum Series Module Capabilities Introduction 7G4285-49 DFE Module and Interface Options 7G4285-49 DFE-Platinum Module 7G4205-72 7G4205-72 DFE-Platinum Module Network Expansion Module NEM Switch Configuration Using WebViewConnectivity Management Standards Compatibility Switch Configuration Using CLI CommandsSecure Networks Policy Support Lanview Diagnostic LEDs Network Requirements 10BASE-T Network Link Aggregation 1000BASE-T Network 100BASE-TX Network 1000BASE-T Network Network Requirements Installation Contents of DFE Module Carton Quantity Installation Site RequirementRequired Tools Unpacking the DFE Module Matrix E7 Chassis Module Placement Installing an Optional Network Expansion Module NEMDFE Module Placement and Installation Rules Example 3 -1, C Example 1 -1,AExample 2 -1,B Example 6 -1, F Example 4 -1,DExample 5 -1, E Preparing to Install into a Chassis Installing the DFE Modules into a Matrix E7 or N7 Chassis Preparing to Install into a Chassis Preparing to Install into a Chassis Installing the DFE Modules into a Matrix N3 or N5 Chassis Card guides Connecting to the Network Connecting 48 Vdc Power for PoE Operation Making the UTP Connections Connecting UTP Cables to DFE Modules Connecting a Twisted Pair Segment with RJ45 Connector RX+ TX+ TX1+ 1 RX1- 2 TX2+ 3 TX3+ 4 RX3- 5 RX2- 6 TX4+ 7 RX4 Verifying PoE Port Status Connecting to an IBM PC or Compatible Device Connecting to COM Port for Local ManagementWhat Is Needed Parameter Setting Connecting to a VT Series Terminal 10 Connecting a VT Series Terminal Connecting to a Modem 11 Connecting to a Modem RJ45 DB25 Adapter Wiring and Signal AssignmentsCOM Port Adapter Wiring and Signal Diagram RJ45 Modem Port Adapter Wiring and Signal Diagram First-Time Log-In Using a Console Port Connection Completing the InstallationCompleting the Installation of a New System 12 Matrix DFE Startup Screen Example N7 Chassis Enter Logging in with an Administratively-Configured User Account About the Management Mgmt LED TroubleshootingUsing Lanview Lanview LEDs on 7G4285-49 Viewing Receive/Transmit Activity on 7G4285-49 Lanview LEDs on 7G4205-72 Viewing Receive/Transmit Activity on 7G4205-72 Viewing the PoE Port Status Color State Recommended Action Lanview LEDs LED RX/TX Platinum Series Configuration Guide for Troubleshooting Checklist Problem Possible Cause Recommended Action Troubleshooting Checklist Overview of DFE Module Shutdown Procedure OFFLINE/RESET Switch Recommended Shutdown Procedure Using OFFLINE/RESET Switch Last Resort Shutdown Procedure Using OFFLINE/RESET Switch Specifications Table A-1 7G4285-49 Specifications DFE Module SpecificationsProcessors/Memory Physical Table A-2 7G4205-72 Specifications COM Port Pinout Assignments Table A-3 COM Port Pin Assignments Signal Name Input/OutputRegulatory Compliance Table A-4 Compliance Standards Regulatory Compliance Mode Switch Settings and Option Installations Setting the Mode Switches Memory Locations and Replacement Procedures Dram Simm Dimm Removing the Safety Cover Gaining Access to Memory Modules Figure B-3 Removing the Safety Cover Figure B-4 Removing the Optional Network Expansion Module Dram Simm Replacement Procedure Gaining Access to Memory Modules Removing the Dimm Figure B-6 Installing the Dimm Dimm Replacement Procedure Figure B-7 Removing the Existing Dimm Figure B-8 Installing the Dimm Installing the Network Expansion Module NEM Figure B-9 Installing the Network Expansion Module NEM Reinstalling the Safety Cover Figure B-10 Installing the Safety Cover Page Overview About PoE Power over Ethernet Proprietary PD Detection Table C-2 PoE Status LED Indications PoE Port Status PoE Port Status LEDs Overview About PoE Power over Ethernet Numerics Index NEM B-12 installing