Connection Type, DCD Control, DSR Control, Flow Control | 3Com TR

minal’s serial port parameters match those on the Switch 2000 TR. This allows you to continue to access the management facility from the equipment after you change the serial port parameters.

The Serial Port Setup screen displays the following:

Connection Type

Local/remote Select Remote if you wish to manage the Switch 2000 TR using a modem; DCD Control and DSR Control will be enabled. For all other cases this should remain at Local.

DCD Control

Enabled/Disabled This ﬁeld applies to local con- nection types. This determines if DCD needs to be asserted for remote connection and if the connection requires that DCD be released. Refer to your terminal or modem documentation for more information.

DSR Control

Enabled/Disabled This ﬁeld applies only to local connection types. This determines if DSR needs to be asserted for remote connection and if the connection requires that DSR be released. Refer to your terminal or modem documentation for more information.

Flow Control

XON/XOFF/NONE/RTS-CTS Unidirectional/RTS-CTS Bidirectional Select the correct ﬂow control option for your terminal or

Serial Port Conﬁguration

4-23

modem. Refer to your terminal or modem documen- tation for more information.

Auto Conﬁg

Enabled/Disabled The Switch 2000 TR can auto-conﬁgure the line speed (baud) to work with your VT100-compatible terminal.

Speed

1200/2400/9600/19200 Select the correct line speed (baud) for your terminal or modem.

Char Size

8Displays the character bit size for the Switch 2000 TR. You should set your terminal to the same value.

Parity

NONE Displays the parity setting for the Switch 2000 TR. You should conﬁgure your terminal to the same setting.

Stop Bit

1Displays the Stop Bit setting for the Switch 2000 TR. You should conﬁgure your terminal to the same setting.

Image 81

3Com TR manual Connection Type, DCD Control, DSR Control, Flow Control, Auto Conﬁg, Speed, Char Size, Parity, Stop Bit

Contents

Version Superstack II Switch 2000 TR User Guide For civilian agencies For units of the Department of Defense Contents Setting UP for Management Configuring with the VT100 Interface Switch 2000 TR 3COM Corporation Limited Warranty Page About this Guide How to Use This GuideIntroduction Conventions Related Publications Icon Type DescriptionConvention Description About the SuperStack II Switch 2000 TR OverviewSystem Beneﬁts System Features Link Status Summary of Features Bootp Typical Applications of Token Ring Switching Ring Segmentation 2Using Switch 2000 TR to Segment Network Status and Activity LEDs LCD Status Display Front Panel RJ-45 Ports Front Panel LEDsLCD Display Buttons Rear Panel Optional Slide-In Modules Fddi Module Summary of ATM Features Token Ring-in-Fast Ethernet TR-in-FE Module Summary of Fddi Module FeaturesBeneﬁts of Fddi Beneﬁts of TR-in-FE Summary of TR-in-FE Module Features ATM Migrating to High-speed Technologies High-speed Cascade Connectors Token Ring Switching ConceptsWhy Token Ring Switching? Source Route Bridging SRT Bridge Table Transparent Bridging TP Spanning Tree Source Route Transparent Bridging802.1d Spanning Tree IBM Spanning Tree Forwarding Modes Congestion Control Advantages of Vlan VLANs Getting Started Important Safety Information Considerations for Placement Positioning the Switch 2000 TR Power Supply and Fuse Installing the Slide-in ModulesConﬁguration Guidelines Replacing the Fuse 2Inserting a Slide-in Module into a Switch 2000 TR Rack Mounting Installing the Switch 2000 TRWall Mounting Stack Mounting Connecting to the Serial Port Connecting Redundant Power SystemDevice Defaults Connecting a VT100 Terminal Bridge Defaults Stack DefaultsNumber of Ports Bridge Type Bpdu Address C0-00-00-00-01-00 8CHAPTER 2 Getting Started Switch 2000 TR Management Options Setting UP for Management VT100 Management Interface Access mechanism Allows you to UsingVia the Serial Port Via an IP Network Connection Conﬁguring Switch 2000 TR in Stack Head UnitCascade Connections IP Addresses Managing over the NetworkOperating IP in a Closed Network Obtaining Network Addresses Management Prerequisites EuropeAsia Paciﬁc Source Routing Prerequisites Switch 2000 TR Management ConsolesVT100 Console Choice Field Entry Field Key Board ShortcutsButton List Boxes Default Users Default Name Password Access LevelCorrecting Text Entries VT100 Console Menu Map 4Switch 2000 TR VT100 Console Interface Menu Map Main Banner Setting Up the VT100 Console Switch 2000 TR Management Setup Fields Locally Admin AddressMAC Address Work Group ID Default RouterDevice IP Address Device SubNet Mask LCD Console Buttons LCD Console Enter accepts Enter selection and moves to next menu LCD Console Menu MapRight Arrow moves to next digit Enter 802.1d IP Address Setup Setting Up the LCD Console Setting Up Bootp Bootp StateBootp Requests Setting Up Bootp Auto Logout 13Switch 2000 TR Auto Logout Screen Upgrading Software Ware Upgrade Upgrading Module Software Resetting the Switch 2000 TR VT100 Console ResetLCD Console Reset Power Cycle Reset Vlan Configuring with the VT100 Interface 2Main Menu with Quick Setup Highlighted Quick Setup Bridge Conﬁguration Setting Source Routing Transparent VT100 Setting Transparent Bridging Setting Source Route Bridging Spanning Tree Parameters Spanning Tree Fields Setting the Port Admin. State Setting Up PortsSetting Vlan ID Port Conﬁguration Setting Port Personality Setting Port PrioritiesSetting Congestion Control Setting Forwarding Mode Setting Port SpeedSetting the Locally Admin. Address Dynamic Cut-Thru Threshold% Rising Threshold% Setting Broadcast Storm ControlFalling Threshold% Rising Action Port Bridge Conﬁguration 8Switch 2000 TR Port Bridge Setup Screen Setting Up the Stack Module ConﬁgurationStack Conﬁguration Vlan Conﬁguration Bootp Client Specifying a Backbone Port Assigning a Port to a Vlan Unit Conﬁguration Setting Up the Unit Administrative Conﬁguration Power On Self TestRoving Analysis 13TR Local Security Screen Setting Local Security Deleting Users Creating New Users Community String-Enter a new community string Editing Users and Changing Passwords About the Switch Database SDB Database EntriesDatabase Entry Methods 17TR Management Screen Switch Database Conﬁguration Adding Entries to the Database Snmp Trap ConﬁgurationDeleting Entries from the Database Finding Entries in the Database Serial Port Conﬁguration 19TR Trap Setup Screen DCD Control Connection TypeDSR Control Flow Control 21Switch 2000 TR Initialization Screen Initializing the Switch 2000 TR Configuring with the LCD Console 2CHAPTER 5 Configuring with the LCD Console Viewing Link State Setting Port ID Setting Speed Setting Port State Press Enter to conﬁrm the personality on the port Module Type Module Locating Statistics Monitoring the Switch 2000 TR 2Unit Statistics Screen Unit Statistics 3TR Port Statistics Screen Port Statistics 4Sample TR Port Statistics Trafﬁc Screen Port Statistics Trafﬁc Port Statistics 5TR Stack Status Screen Stack Status 6Status Screen Status 7TR Fault Log Screen Fault Log 8TR Remote Poll Screen Remote Polling Ping Switch 2000 TR Status Switch 2000 TRLCD Status Status What are VLANs? Virtual Lans How VLANs Ease Change and Movement Beneﬁts of VLANsHow VLANs Control Broadcast Trafﬁc How VLANs Provide Extra Security VLANs and the Switch 2000 TR Default Vlan and Moving Ports From the Default VlanConnecting VLANs to a Router Using Non-routable Protocols Connecting Common VLANs Between Switch UnitsUsing Unique MAC Addresses Extending VLANs into an ATM Network Vlan 6CHAPTER 7 Virtual Lans Software Upgrade Utility Software Upgrade Utility Command SetSoftware Upgrade Command Utility For Example Starting the Software Upgrade Utility Resetting to Factory Defaults Using the CommandsDownloading a New Software Image After the Download Status Messages Screen Access Rights Access Rights TableScreen Accessible to Status Monitor Manager Security Fault Log Setup Null Modem Cable Serial Port Cable PIN-OUTSCabling for Module Options DB9 Female 2APPENDIX C Serial Port Cable PIN-OUTS Troubleshooting Procedures Troubleshooting If Power LED is Yellow You forget your password and cannot logIf port fails to join ring If server fails to attach to ports 1 through Physical Dimensions Speciﬁcations for Module Options 3Com Bulletin Board Service Online Technical ServicesAccess by Analog Modem Technical Support Access by Digital Modem 3ComFacts Automated Fax Service408 654 2706 or 408 654 Country Telephone Number 3ComForum on CompuServe Online Service Support from Your Network SupplierSupport from 3Com Returning Products for Repair Index Ping Page Virtual LAN Trunks. See VLTs Vlan Setup screen Hardware 3Com Corporation Limited Warranty