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UNICOM FEP-32024T manual

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Table of contents for the manual

  • Page 1

    908 Canada Court City of Industry , C A 91748 U.S.A. Phone: 626.964.7873 or 800.346.6668 F ax: 626.964.7880 www .unicomlink.com e-mail: info@unicomlink.com www .unihomenetworkingbox.com ©UNICOM 2005. UNICOM and “A Network Systems Solution” ar e trademarks of UNICOM Electric, Inc. All rights reserved. Specifications subject to change without no[...]

  • Page 2

    Content 1. Introduction .............................................................. 1 Features ...................................................................... 1 Package Contents ...................................................... 2 Ethernet Switching Technology ............................... 3 2. Hardware Description .................[...]

  • Page 3

    [...]

  • Page 4

    1 1. Introduction The 24 Port Micro-Switch/24 Desktop Fast Ethernet Switch is a multi-port Switch that can be used to build high-performance switched workgroup networks. This switch is a store-and-forward device that offers low latency for high-speed networking. It is targeted at workgroup, department, or backbone computing environments in SME (sma[...]

  • Page 5

    2 Package Contents Unpack the contents of the Micro-Switch/24 Desktop Fast Ethernet Switch and verify them against the checklist below.  Micro-Switch/24 Desktop Fast Ethernet Switch  User Guide  Power Cord  Four Rubber Feet Micro-Switch/24 User Guide Power Cord Rubber Feet Figure 1-2. Package Contents Compare the contents of your Micro-[...]

  • Page 6

    3 Ethernet Switching Technology Ethernet Switching Technology dramatically boosted the total bandwidth of a network, eliminated congestion problems inherent with Carrier Sense multiple access with Collision Detection (CSMA/CD) protocol, and greatly reduced unnecessary transmissions. This revolutionized networking in a number of ways. First, by allo[...]

  • Page 7

    4 2. Hardware Description This Section describes the hardware of the Micro-Switch/24 Desktop Fast Ethernet Switch/. The physical dimensions of the Micro-Switch/24 are: 250mmx 133 mm x 37mm (L x W x H) Front Panel The Front Panel of the Micro-Switch/24 consists of twenty-four (24) 10/100Base-TX RJ-45 ports. The LED Indicators are also located on the[...]

  • Page 8

    5 Figure 2-2. LED Indicators LED Status Description Green Power is supplied Power Off Power is not connected Green The port is connecting with the device Blinks The port is receiving or transmitting data LK/ACT Off No device attached Table 2-1. Descriptions of LED Indicators Rear Panel The 3-pronged power plug is located at the r ear panel of the M[...]

  • Page 9

    6 Desktop Installation Set the Switch on a sufficiently large flat space with a power outlet nearby. The surface should be clean, smooth, level, and sturdy. Ensure there is enough clearance around the Switch to allow air circulation and the attachment of the power cord and cables. Attaching Rubber Feet A. Make sure mounting surface on the bottom of[...]

  • Page 10

    7 3.Network Application This section provides a few samples of network topology in which the Switch is used. In general, the Micro-Switch/24 Desktop Fast Ethernet Switch is designed as a segment switch. That is, with its large address table (4K MAC address) and high performance, it is ideal for interconnecting networking segments. You can also use [...]

  • Page 11

    8 Segment Bridge For enterprise networks where large data broadcasts are constantly processed, this switch is an ideal solution for department users to connect to the corporate backbone. In the illustration below, two Ethernet switches with PCs, a print server, and a local server are both connected to the Micro-Switch/24. All devices in this networ[...]

  • Page 12

    9 4.Troubleshooting This section is intended to help you solve the most common problems on the Micro-Switch/24 Incorrect connections  Faulty or loose cables Look for loose or obviously faulty connections. If they appear to be OK, make sure the connections are snug. If this does not correct the problem, try a different cable.  Non-standard cab[...]

  • Page 13

    10 Diagnosing LED Indicators The Switch can be easily monitored through panel indicators to assist in identifying common problems you may encounter and where you can find possible solutions. If the power indicator does not turn on when the power cord is plugged in, you may have a problem with power cord. Than check for loose power connections, powe[...]

  • Page 14

    11 5.Technical Specification Standard IEEE 802.3 10Base-T Ethernet, IEEE 802.3u 100Base-TX Fast Ethernet IEEE802.3x Flow Control and Back-pressure Protocol CSMA/CD Technology Store and Forward switching architecture Transfer Rate 14,880 pps Ethernet port 148,800 pps Fast Ethernet port MAC address 4K Mac address table Memory Buffer 1.25Mbits Network[...]

  • Page 15

    12 Power Consumption 19 Watts (maximum) EMI FCC Class A, CE[...]