3Com 6412M-25-TP manual Twisted-Pair Cable, Non-ATM Forum Compliant UNI Devices

Page 36

Twisted-Pair Cable

Figure 2-7

on

page 2-16 below shows the pin-outs for the straight-through cable

required

for

 

connecting ATM

Forum

compliant devices

via UNI interface to the ports on

the

6412M-25-TP module.

 

 

 

 

 

 

Note:

Pins

3,

4, 5, andnot6

usedare and

are grounded on

the chassis.

 

 

 

 

 

 

 

 

 

 

 

 

RJ-45

 

 

 

 

RJ-45

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

Figure 2-7. Straight-Through

UTP

Cable.

Note that one cable connects pins 1 and

 

 

 

 

2 and the other cable

connects pins

7 and 8. You will cause

an

error

if

you

cable

any

other active

pins together,

such as 1 and 7, 1

and

8, 7

and

2, or 8

and 2.

 

 

 

 

 

 

 

 

Non-ATM Forum Compliant (UNI) Devices:

To connect non-ATM

Forum compliant

devices

to

the 6412M-25-TP module

you must build

a twisted-pair cable that connects

the pins

as

listed in Table 2-5

on page 2-17.

 

2-16 25 Mbps ATM Module - Installation and User's Guide

Page 35 Page 37
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Page 35 Page 37
Contents Document Number August Model Number 6412M-25-TP Ii 25 Mbps ATM Module Installation and Users Guide Canadian Emissions RequirementsCompliance EMC DirectiveVcci Class 1 Compliance DisclaimerCopyright Statement IiiIv 25 Mbps ATM Module Installation and Users Guide TrademarksIBM Contents Vi 25 Mbps ATM Module Installation and Users Guide ISDIndex UTP FiguresviiViii 25 Mbps ATM Module Installation and Users Guide Tables TablesMbps ATM Module Installation and Users Guide How to Use This Guide Who Should Use This GuideContents of This Guide This Guide Prerequisite KnowledgeTermATM Control Point used in this Guide TextConvention Bold BackpressureRelated Documents 3Com DocumentsONcore Distributed Management Module Users- ProvidesGui Reference Documents Features OverviewInstallation 25 Mbps ATM Module Installation and Users GuideSET Module Functions Interfaces SupportedUNI ATM I/OCampus Networking ForInstallation ModuleUnpacking Installation Summary Installation activitiesLED 4000Installation Installing the Module in an ONcore HubInstalling the Module in an ONcore Hub Module Ejectors OFFInstalling the Module in a CELLplex 4000 Expansion Unit Blank PanelTheCELLplex Installation Users Guide CELLplex 4000 Module EjectorsInstalling the Module in a CELLplex 4000 Expansion Unit Connecting ATM Devices 10 25 Mbps ATM Module Installation and Users GuideCabling Up UTP/FTP/STP Cabling Information Trunk PatchType Attenuation Class 100 12 25 Mbps ATM Module Installation and Users Guide Cabling DistancesType Allowable Distance metersConnecting Devices to the ATM Ports Via Building Wiring14 25 Mbps ATM Module Installation and Users Guide Direct CablingConnectors SignalCables RD+16 25 Mbps ATM Module Installation and Users Guide Twisted-Pair CableNon-ATM Forum Compliant UNI Devices Port Non-Compliant 25.6-Mbps Device RD+ TD+18 25 Mbps ATM Module Installation and Users Guide Configuration ParametersSlot PortMode FlowcontrolConfiguration Settings Example25 Mbps ATM Module Installation and Users Guide Saving Configuration Settings Port InformationPort Network Operation Module Installation Users Guide Front PanelColor State Meaning LED Name Color State Front Panel Troubleshooting Verifying LED OperationONcore CELLplexPort LightIdle DoesPort Status Possible CausePort Status ActionStatus LED Not Light Yellow During TrafficDuring Traffic Reset ResetChapter Troubleshooting Slot OnlyWhen Determining the Failing Component Using a Wrap Test Replacing 6412M-25-TP Modules General Specifications Electrical SpecificationsEnvironmental Specifications Specifications Weight Lbs 1.5 kgAppendix B. ATM Components Appendix B. ATM Components B-125 Mbps ATM Module Installation and Users Guide Online Technical Services Board ServiceAppendix Technical Support C-1 Access Digital ModemModem Isdn3ComFacts Automated Fax Service Site3ComForum on CompuServe Appendix C. Technical Support C-3Country Telephone Support From Your Network Supplier Support From 3Com CorporationAppendix C. Technical Support C-5 These numbers are toll-free Returning Products for Repair Appendix C. Technical Support C-7Contacting 3Com ISD Technical Publications MIBIndex IndexX-1IndexX-2 IndexX-3 IndexX-4 Limited Warranty Limited Warranty3Com Corporation

6412M-25-TP specifications

The 3Com 6412M-25-TP is a powerful and robust networking solution tailored for small to medium-sized businesses and enterprises looking to enhance their network infrastructure. This Layer 2 managed switch is designed to facilitate efficient data communication while providing a variety of features that ensure optimal performance and security.

One of the main features of the 3Com 6412M-25-TP is its support for up to 24 10/100 Mbps Ethernet ports, enabling high-speed connections for multiple devices. Additionally, it provides two Gigabit Ethernet uplink ports, allowing for seamless integration with high-bandwidth applications and better connectivity options. The switch is particularly praised for its ability to handle heavy traffic loads while maintaining low latency, making it suitable for environments requiring reliable and fast data transmission.

In terms of technologies, the 3Com 6412M-25-TP employs advanced switching capabilities, which help in forwarding data efficiently within the network. It features support for VLANs (Virtual Local Area Networks), allowing network administrators to segment traffic and improve security. This ability also enhances broadcast control and aids in managing network congestion. Quality of Service (QoS) features further refine traffic management by prioritizing critical applications, ensuring that latency-sensitive services, such as VoIP and video conferencing, receive the bandwidth they need.

Another notable characteristic of the 3Com 6412M-25-TP is its user-friendly web management interface, which facilitates straightforward configuration and monitoring of the switch. This interface enables administrators to manage settings efficiently, track performance, and diagnose issues in real-time. Additionally, the switch supports SNMP (Simple Network Management Protocol), providing further options for network management and monitoring via external software solutions.

With a compact design, the 3Com 6412M-25-TP can be easily integrated into existing network setups without requiring excessive space. Its reliability and performance make it a trustworthy choice for businesses aiming to bolster their network capabilities. The combination of speed, management features, and security makes the 3Com 6412M-25-TP a valuable and versatile addition to any organization's networking arsenal.
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