Linksys EF2H16 manual

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Table of contents for the manual

  • Page 1

    Instant EtherFast ® II Series EtherFast II 10/100 Hubs Use this guide to install these Linksys Products: User Guide EtherFast II 10/100 16-Port Rack- Mountable Hub (EF2H16) EtherFast II 10/100 24-Port Rack- Mountable Hub (EF2H24)[...]

  • Page 2

    COPYRIGHT & TRADEMARKS Copyright © 2000 Linksys, All Rights Reserved. EtherFast II is a register ed trademark of Linksys. Microsoft, Windows, and the Windows logo ar e register ed trademarks of Microsoft Corporation. All other trademarks and brand names ar e the property of their respective pr oprietors. LIMITED W ARRANTY Linksys guarantees th[...]

  • Page 3

    Instant EtherFast II Series 10/100 Hubs Introduction EASY TO SET UP--EASY TO MAINT AIN The EtherF ast II 10/100 Hubs from Linksys are the second generation in the Instant EtherF ast Series that quickl y set the standard for economical netw ork expansion. Since the y are ready to run right out of the box and feature easy rack-mount installation, you[...]

  • Page 4

    10/100 Hubs Planning Y our Network The rules that go vern ho w nodes and hubs are distributed across a netw ork are important to ensure the integ rity of your data. Cab ling specif ications, dis- tance limits, and other topology rules must be follo wed in order to a void col- lisions, data loss, and do wned network connections. The 10/100 Hub is eq[...]

  • Page 5

    10/100 Hubs Getting to Know the 10/100 Hub Power LED will be lit w henev er the hub is receiving po wer . 10 Col When lit, this LED indicates that collisions are being encountered at 10Mbps. 100 Col When lit, this LED indicates that collisions are being encountered at 100Mbps. Some collisions are normal. If your netw ork experiences an e xcessi vel[...]

  • Page 6

    10/100 Hubs Each EtherF ast II 10/100 Hub has a cr ossover button (labeled MDI/MDIX ) on the front of the hub that allo ws you to connect with other hubs, switches, or routers. T o activ ate the uplinking capability , make sure that the MDI/MDIX button is not depressed. Insert one end of a straight-through RJ- 45 cable into port #1 and the other en[...]

  • Page 7

    10/100 Hubs 9 Instant EtherFast II Series Appendix There are different grades, or categories, of twisted-pair cab ling. Category 5 is the most reliable and is highl y recommended. Category 3 is a good second choice. Straight-through cables are used for connecting computers to a hub . Crosso ver cables are used for connecting a hub to another hub (t[...]

  • Page 8

    10/100 Hubs T w o dif ferent Fiber Optic modules are a vailab le for the rack-mountable 10/100 Hub (EF2H16 and EF2H24): EF2HSC : 100BaseFX 1-P or t Transcei ver Module (SC) EF2HST : 100BaseFX 1-P or t Transcei ver Module (ST) Each Fiber port has tw o connectors, a transmit (TX) and a receive (RX). T o connect tw o modules together , you must run a [...]

  • Page 9

    10/100 Hubs The follo wing illustration is an example of ho w to connect two rack-mount- able EtherF ast II 10/100 Hubs together using f iber optic cabling. Notice that both hubs are equipped with 100BaseFX 1-P or t Distance Extender modules. The distance extender modules allo w data to be sent up to 208 meters (672 feet). F or a full explanation o[...]

  • Page 10

    10/100 Hubs 15 Instant EtherFast II Series Model Number: EF2H16 EF2H24 Standards: IEEE 802.3 and IEEE 802.3u Protocol: CSMA/CD P or ts: 16 or 24 RJ-45, depending on model; One 100BaseFX f iber optic expansion slot Speed: 10Mbps or 100Mbps LEDs: P ow er , 10Col, 100Col, 100Mbps, Link/Activity , Module Link/Activity Cabling: Category 5 UTP (or better[...]

  • Page 11

    © Cop yright 2000 Linksys, All Rights Reser ved. htt p://w ww .linksys.com[...]