3Com S21x installation manual Target Application Environments

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Target Application Environments

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About the PathBuilder S21x Switch

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Contents 3Com Corporation Restricted Rights Notification for U.S. Government Users Restricted Rights LegendProprietary Material Page About This Manual OverviewTrademarks Product Company/OrganizationAbout This Manual How to Use This Manual This section Describes ChapterDescriptions Related Documentation OtherDocumentation PathBuilder S200Page Contents Contents Chapter Features Standard FeaturesCTP Port Dual DaughtercardVoice Relay DaughtercardDual FXS Voice RelayDIM Site Service Frame RelayRFC 877 RFCTarget Application Environments Security Monitoring Central Office At Branch Office Target Application Environments Installing the PathBuilder S21x Switch Hardware Overview Step To Perform This Action See This ProcedureChecking Your Shipment Contents Choosing a Site Proper Cable and Air Clearance Cabling the PathBuilder S21x Switch Port Port Characteristics Cable RequirementsPort Connector Interface Cable Required Speed DIM Interface Connector 10BaseT Ethernet CableFront Panel Dip Switches SwitchesSwitch Setting Switch Down Posn NameDaughtercards Installing Optional DaughtercardsOptional Installing or Removing the Lithium Battery Battery TypeBattery Disposal Routine BatteryCoversteps Step ActionInstalling Battery RemovingPowering on the PathBuilder S21x Switch Overview This chapter describesPowering On The PathBuilder S21x Switch SwitchPowerup Diagnostics Panel LEDsSequence Power UpStage When This indicates Accessing the Control Terminal Port Page Specifications HardwareSoftware Environmental Electromagnetic CompatibilityPower Requirements Power SupplySafety DescriptionAppendix B RJ45 Pin Signal Pin Connection On DB25F Adapter CTP Access CableCTP Cable Connector Pinout Specification Voice Relay CablePin Name FunctionDual FXS Voice Relay Cable FXS10BaseT Crossover Cable Figure B-1. RJ45 PinoutPin Function Camera Interface Connector PinoutRemoteVu Video Cables Cable Pinout Pin Signal FunctionDSU Daughtercard Cable 35/V.36 DCE Pin Function/Signal Name35/V.36 Cable 35/V.36 DTE Cable Pin Function/Signal Name TXD TXD RXD RTS CTS DSR Cable Appendix C This AppendixConnection While Setting Up Your ConfigurationChecking Must be set to Step Action Technical Support Access by Analog Modem Country Data Rate Telephone NumberCountry Telephone Number Support from3Com Returning Country Telephone Number Fax NumberIndex NumericsURL

S21x specifications

The 3Com S21x series represents a breakthrough in networking technology, specifically designed for small to medium-sized businesses looking for reliable and efficient networking solutions. This series is renowned for its robust features, which enhance connectivity while simplifying management, making it a go-to choice for organizations striving to optimize their network infrastructures.

One of the standout features of the 3Com S21x is its impressive port capacity. With multiple Ethernet ports, the switch facilitates seamless connections for various devices, ensuring that businesses can scale their operations without worrying about bandwidth limitations. The S21x supports both Fast Ethernet and Gigabit Ethernet connections, providing flexibility for different networking demands.

In addition to its port capabilities, the 3Com S21x incorporates advanced Power over Ethernet (PoE) technology. This feature enables the switch to deliver power to connected devices such as IP cameras, VoIP phones, and wireless access points directly through the network cable. This not only reduces the need for external power sources but also simplifies installation and lowers overall costs.

Another significant characteristic of the S21x is its Layer 2 switching capabilities. This means the device is equipped to handle basic data switching tasks efficiently, including VLAN support for network segmentation and traffic management. VLANs enhance security by isolating sensitive data traffic within specific segments, providing an additional layer of protection for network resources.

The 3Com S21x is also designed with ease of management in mind. It utilizes a user-friendly web-based interface that allows IT staff to configure and monitor the switch effortlessly. This accessibility ensures that even those with minimal networking experience can manage the device effectively, reducing the likelihood of configuration errors and downtime.

Furthermore, the S21x series is built with reliability at its core. The hardware is designed to withstand typical operating conditions in an office environment, minimizing the risk of failure and ensuring consistent performance. Coupled with a focus on energy efficiency, this series helps businesses reduce their operational costs while maintaining a green footprint.

In summary, the 3Com S21x series stands out in networking solutions for small to medium-sized enterprises, featuring a robust combination of port capacity, PoE support, Layer 2 functionality, easy management, and reliability. Organizations looking to enhance their network performance will find the S21x to be an invaluable asset, capable of growing with their needs while ensuring efficient and secure connections.