3Com 3C172203, 3C17204 List conventions that are used throughout this guide, Text Conventions

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8ABOUT THIS GUIDE

Conventions

Table 1 and Table 2 list conventions that are used throughout this guide.

 

Table 1

Notice Icons

 

 

 

 

 

 

 

 

 

Icon

Notice Type

Description

 

 

 

 

 

 

Information note Information that describes important features or

 

 

 

 

instructions

 

 

Caution

 

Information that alerts you to potential loss of data or

 

 

 

 

potential damage to an application, system, or device

 

 

Warning

 

Information that alerts you to potential personal injury

 

 

 

 

 

Table 2

Text Conventions

 

 

 

 

 

Convention

Description

 

 

 

 

Screen displays

This typeface represents information as it appears on the

 

 

 

 

screen.

 

 

 

 

 

Syntax

 

The word “syntax” means that you must evaluate the syntax

 

 

 

 

provided and then supply the appropriate values for the

 

 

 

placeholders that appear in angle brackets. Example:

 

 

 

To change your password, use the following syntax:

 

 

 

 

system password <password>

 

 

 

In this example, you must supply a password for <password>.

 

 

 

 

Commands

The word “command” means that you must enter the

 

 

 

 

command exactly as shown and then press Return or Enter.

 

 

 

Commands appear in bold. Example:

 

 

 

To display port information, enter the following command:

 

 

 

 

bridge port detail

 

 

 

 

The words “enter”

When you see the word “enter” in this guide, you must type

 

 

and “type”

something, and then press Return or Enter. Do not press

 

 

 

Return or Enter when an instruction simply says “type.”

 

 

 

 

Keyboard key names

If you must press two or more keys simultaneously, the key

 

 

 

 

names are linked with a plus sign (+). Example:

 

 

 

 

Press Ctrl+Alt+Del

 

 

 

 

Words in italics

Italics are used to:

 

 

 

 

Emphasize a point.

 

 

 

Denote a new term at the place where it is defined in the

 

 

 

 

text.

Identify menu names, menu commands, and software button names. Examples:

From the Help menu, select Contents.

Click OK.

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Contents SuperStack 3C17203 3C172043Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Setting UP for Management Setting Up Command Line Interface ManagementSwitch Port Online Technical Services World Wide Web SitePIN -OUTS Null Modem Cable PC-AT Serial Cable RJ-45 Pin AssignmentsPage About this Guide Conventions List conventions that are used throughout this guideText Conventions Icon DescriptionRelated DocumentationProduct Registration DocumentationComments Pddtechpubscomments@3com.comIntroducing Hardware Features Switch Hardware featuresEvent Software featuresFour groups supported Statistics, History, Alarms Switch Front View DetailModule Status LEDs Color Indicates Port Status LEDsModule Packet LEDs Unit LEDs Power/Self Test LEDColor Indicates View Detail To your Switch. Contact your supplier for more informationSwitch 4400 Rear Switch 4400 rear view Default Settings shows the default settings for the Switch Installing the Switch Package Contents Rack-mounting Stacking Units Placing Units OnTop of Each Other Power-up Powering-upSwitch SequencePower/Self Test LED colors Color StateCross-over Cable Straight-through Cable Installing the Switch Setting UP for Management Setting Up IP ConfigurationManual IP Configuration OverviewAutomatic IP Configuration Initial Switch Setup Methods Manual Setup Automatic SetupManual Setup Connecting the Workstation to the SwitchPanel Port Pre-requisitesConfiguring the Workstation with IP Information Setting Up the Switch with IP InformationConnecting a workstation to the Switch via the console port Setting Up the Switch with IP Information Manual Setup Documentation supplied with the terminal emulation software Automatic Setup Example top-level command line interface menu Viewing IP Information via the Console PortRefer to Setting Up Command Line Interface Management on CLI management via the console portRefer to Setting Up Web Interface Management on Refer to Setting Up Snmp Management onCommand Line Network Using TelnetInterface Management CLI Management viaSetting Up Web InterfaceChoosing a Browser Over the NetworkSetting Up Snmp Management Protocol Snmp can manage a Switch ifManagement workstation Documentation supplied with the Snmp network managementSecurity Device User Modify operation on the web interface You can change the default passwords using eitherUser Default Access Level Name Password Problem Solving For Technical Support information, see Appendix DSolving Problems Solutions belowPower LED does not light On powering-up, the Power/Self Test LED lights yellowProblems Solving HardwareUnit LED is flashing green An Snmp fan fail trap is receivedSolving Communication Problems IP AddressingHow do you obtain a registered IP Address? Problem Solving Safety Information Important Safety Information This must be approved for the country where it is used’information de Sécurité Importante Schko Wichtige Sicherheitsinformationen Vorsicht Europe Pin to 9-pin PC-AT Serial CableNull Modem Cable 9-pin to RS-232 25-pin Connectors Modem CableRJ-45 Pin AssignmentsPin Number Signal Function Appendix B PIN-OUTS Switch 4400 24-port Switch 4400 24-port Technical SpecificationsTerminal Emulation Protocols Used for AdministrationStandards Supported Switch 4400 48-port Switch 4400 48-port Technical SpecificationsAppendix C Technical Specifications Services Online TechnicalUsername anonymous Asia, Pacific Rim Europe and South AfricaCountry Telephone Number Fax Number NET 3Com 408 326 800 638 Not toll-free Enterprise Customers Appendix D Technical Support Index NumbersUnit information label Regulatory Notices

3C17204, 3C172203 specifications

The 3Com 3C172203 and 3C17204 are part of the 3Com series of networking products that have made significant contributions to local area networks (LANs) and enterprise connectivity. While they may not be as widely recognized today as newer technologies, their features, technologies, and characteristics played an essential role in enhancing network performance and reliability during their peak usage.

One of the defining features of the 3Com 3C172203 and 3C17204 is their support for Ethernet networking, which was pivotal in establishing fast and reliable communication between devices on a network. These products typically supported both 10Base-T and 100Base-TX standards, providing a flexible transition from older networks to faster Ethernet speeds. This backward compatibility ensured that organizations could upgrade their networks incrementally without needing a complete overhaul, thereby preserving their existing investments in infrastructure.

Both models also supported features designed to optimize network performance and provide enhanced management capabilities. For instance, built-in diagnostic features enabled network administrators to troubleshoot connection issues more effectively, thereby reducing downtime. Additionally, these devices incorporated intelligent switching capabilities that could manage data flow efficiently, prioritizing traffic and optimizing available bandwidth to ensure a smooth user experience, even under heavy load.

In terms of physical design, the 3C172203 and 3C17204 were built with a focus on durability. These units often featured robust metal enclosures suitable for various environments, from office spaces to more demanding industrial settings. Furthermore, their compact design allowed for easy integration into existing network setups without requiring significant rack space, making them an attractive option for enterprises looking to maximize their networking capabilities.

Security features were also a consideration in the design of these networking devices. They implemented basic security protocols to safeguard the integrity of data transmitted across the network, ensuring that unauthorized access was minimized and overall network security was enhanced.

In conclusion, the 3Com 3C172203 and 3C17204 represent an era of networking technology characterized by their support for Ethernet standards, intelligent switching capabilities, robust design, and essential management features. These products were integral in facilitating the growth of LANs and laid the groundwork for the advanced networking solutions that followed in the years ahead. While newer technologies have emerged since then, the fundamental principles established by devices like the 3C172203 and 3C17204 continue to influence contemporary networking designs.