3Com 3C172203, 3C17204 manual Important Safety Information

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52APPENDIX A: SAFETY INFORMATION

Important Safety Information

WARNING: Installation and removal of the unit must be carried out by qualified personnel only.

WARNING: If installing the Switch 4400 in a stack with SuperStack II or SuperStack 3 units that are narrower than the 4400, the Switch 4400 unit must be installed below the narrower units.

WARNING: The unit must be earthed (grounded).

WARNING: Connect the unit to an earthed power supply to ensure compliance with safety standards.

WARNING: Power Cord Set:

This must be approved for the country where it is used:

U.S.A. and Canada

United Kingdom only

The cord set must be UL-approved and CSA certified.

The minimum specification for the flexible cord is: No. 18 AWG

Type SV or SJ 3-conductor

The cord set must have a rated current capacity of at least 10A.

The attachment plug must be an earth-grounding type with a NEMA 5-15P (15A, 125V) or NEMA 6-15P (15A, 250V) configuration.

The supply plug must comply with BS1363 (3-pin 13 amp) and be fitted with a 5A fuse which complies with BS1362.

The mains cord must be <HAR> or <BASEC> marked and be of type H03VVF3GO.75 (minimum).

Europe only:

The supply plug must comply with CEE 7/7 (“SCHUKO”).

 

The mains cord must be <HAR> or <BASEC> marked and

 

be of type H03VVF3GO.75 (minimum).

Denmark

The supply plug must comply with section 107-2-D1,

 

standard DK2-1a or DK2-5a.

Switzerland

The supply plug must comply with SEV/ASE 1011.

WARNING: The appliance coupler (the connector to the unit and not the wall plug) must have a configuration for mating with an EN60320/IEC320 appliance inlet.

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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 featuresFour groups supported Statistics, History, Alarms Software featuresEvent Switch Front View DetailModule Packet LEDs Color Indicates Port Status LEDsModule Status LEDs Color Indicates Power/Self Test LEDUnit LEDs Switch 4400 Rear Switch 4400 rear view To your Switch. Contact your supplier for more informationView Detail Default Settings shows the default settings for the Switch Installing the Switch Package Contents Rack-mounting Top of Each Other Placing Units OnStacking Units 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 managementUser Default Access Level Name Password You can change the default passwords using eitherSecurity Device User Modify operation on the web interface 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 Null Modem Cable 9-pin to RS-232 25-pin PC-AT Serial CablePin to 9-pin Connectors Modem CableRJ-45 Pin AssignmentsPin Number Signal Function Appendix B PIN-OUTS Switch 4400 24-port Switch 4400 24-port Technical SpecificationsStandards Supported Protocols Used for AdministrationTerminal Emulation 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.