3Com S21x installation manual Security Monitoring Central Office At Branch Office

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Target Application Environments

Branch Office to The PathBuilder S21x switch offers an ideal solution for branch office to central Central Office over office connectivity over a private or public frame relay network as shown in

Frame Relay

Figure 1-4.

 

 

Security Monitoring

Central Office

 

at Branch Office

 

Equipped with

PCs Running Host Video

 

RemoteVu Daughtercard

Workstation Application

Branch Office

Ethernet

PB S200

Video Camera

Ethernet

Equipped with DSU DIM,

Voice Relay, and ISDN

Daughtercards

PB S200

Frame Relay

 

ISDN

PBX

PBX

Figure 1-4. PathBuilder S21x switch supporting Voice and Video over Frame Relay

Application

Daughtercard

Application Description

Type

Used

 

 

 

 

Branch access to

DSU DIM and Voice

The PathBuilder S21x switch supports voice, video and

Central Office

Relay Daughtercards

data traffic between the branch and central office over pri-

 

 

vate or public frame relay network. The Voice Relay

 

 

Daughtercard supports telephones, PBX, and faxes.

 

 

Connect a telephone or PABX to one FXS port on the

 

 

Voice Relay Daughtercard and all branch telephones have

 

 

access to the central office PBX. This eliminates long

 

 

distance telephone charges between the branch and

 

 

central office.

 

 

 

Security

RemoteVu and DSU

The PathBuilder S21x switch equipped with a RemoteVu

Monitoring at

Daughtercards

Daughtercard provides security surveillance and remote

Branch Office

 

monitoring of the branch office location from the central

 

 

office. The RemoteVu Daughtercard packetizes video

 

 

stream in IP and sends the data over the frame relay.

 

 

Security personnel at the central office can control the

 

 

branch office video camera from a PC running the Host

 

 

Video Workstation application.

 

 

 

About the PathBuilder S21x Switch

1-7

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Contents 3Com Corporation Restricted Rights Legend Restricted Rights Notification for U.S. Government UsersProprietary Material Page Overview About This ManualProduct Company/Organization TrademarksAbout This Manual How to Use This Manual Descriptions ChapterThis section Describes PathBuilder S200 Related DocumentationOther DocumentationPage Contents Contents Chapter Dual Daughtercard FeaturesStandard Features CTP PortRelay Voice RelayDaughtercard Dual FXS VoiceDIM Site RFC ServiceFrame Relay RFC 877Target Application Environments Security Monitoring Central Office At Branch Office Target Application Environments Step To Perform This Action See This Procedure Installing the PathBuilder S21x Switch Hardware OverviewChecking Your Shipment Contents Choosing a Site Proper Cable and Air Clearance Cabling the PathBuilder S21x Switch Port Port Connector Interface Cable Required Speed Characteristics Cable RequirementsPort DIM 10BaseT Ethernet Cable Interface ConnectorSwitch Down Posn Name Front Panel Dip SwitchesSwitches Switch SettingOptional Installing Optional DaughtercardsDaughtercards Routine Battery Installing or Removing the Lithium BatteryBattery Type Battery DisposalStep Action CoverstepsRemoving Installing BatteryThis chapter describes Powering on the PathBuilder S21x Switch OverviewSwitch Powering On The PathBuilder S21x SwitchPanel LEDs Powerup DiagnosticsStage When This indicates Power UpSequence Accessing the Control Terminal Port Page Environmental Electromagnetic Compatibility SpecificationsHardware SoftwareDescription Power RequirementsPower Supply SafetyAppendix B CTP Cable Connector Pinout CTP Access CableRJ45 Pin Signal Pin Connection On DB25F Adapter Name Function SpecificationVoice Relay Cable PinFXS Dual FXS Voice Relay CableFigure B-1. RJ45 Pinout 10BaseT Crossover CableRemoteVu Video Cables Camera Interface Connector PinoutPin Function DSU Daughtercard Cable Pin Signal FunctionCable Pinout 35/V.36 Cable Pin Function/Signal Name35/V.36 DCE 35/V.36 DTE Cable Pin Function/Signal Name TXD TXD RXD RTS CTS DSR Cable This Appendix Appendix CChecking While Setting Up Your ConfigurationConnection Must be set to Step Action Technical Support Country Data Rate Telephone Number Access by Analog Modem3Com Support fromCountry Telephone Number Country Telephone Number Fax Number ReturningNumerics IndexURL

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.