3Com IntelliJack NJ100 manual

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Table of contents for the manual

  • Page 1

    FREQUENTL Y ASKED QUESTIONS 3Com ® NJ1 00 Network Jack Product Specifications Is this a hub? No. The 3Com ® NJ1 00 Network J ack is a four -port, 1 0/1 00 wire-speed s witch with one switched 1 0/1 00-u plink port in the back of the unit. The fiv e inte- grated independent Fast Ethernet transceiv er s are full y compliant with IEEE 802.3 and 802.[...]

  • Page 2

    2 3COM ® NJ1 00 NETWORK JACK Quality of Service (QoS), or 802.1Q VLANs. Ho w ev er , although it cannot ad d VLAN or QoS inf ormation to the frames as the y pass thr ough the switch, the networ k jack su pports an y VLAN or QoS tags the fram es contain. Futur e v er sions are e xpected to su pport 802.3p traffic prioritization. V oIP Compatibility[...]

  • Page 3

    3COM ® NJ1 00 NETWORK JACK Power over Ether net enables the simultaneous transmission of voice and power over Cat 5 or 5e cabling. 3Com Networ k Jack A C Po w er Suppl y (3CNJPSL) pro vides local po w er to a single 3Com NJ100 Networ k Jack. List price: $26.00 What is Power over Ethernet? P o w er o v er Ethernet is simpl y the transmission of pow[...]

  • Page 4

    This unmanaged network device is fully compliant with BICSI TIA 568A and TIA 569A cabling installation standar ds. 4 3COM ® NJ1 00 NETWORK JACK 3Com NBX System and the 3Com Network Jack Will the 3Com NJ1 00 Network Jack forward power to a 3Com NBX handset if the 3Com Network Jack Multiport Power -over -Ether net Midspan Solution (3CNJPSE24) is pow[...]

  • Page 5

    Deploying a network jack can save up to 60 per cent versus traditional cabling expansion and port activation. 5 3COM ® NJ1 00 NETWORK JACK Why don't you have a punch-down connector instead of an RJ-45 uplink port on the back of the 3Com NJ1 00 Network Jack? There ar e two main r easons w h y the 3Com NJ1 00 Network J ack doesn ’ t connect t[...]

  • Page 6

    3COM ® NJ1 00 NETWORK JACK Customers can maximize existing cabling infrastructur es and impr ove the integration of their networked devices. The basic value of the netw ork jack is that it’ s part of the ca bling infrastruc- ture rather than a desktop device. As a result, it r eplaces ca bling and uses fe w er switch ports—w hich can sa v e an[...]

  • Page 7

    3COM ® NJ1 00 NETWORK JACK 3Com Corporation, Corporate Headquarters, 5400 Bayfront Plaza, P .O. Box 58145, Santa Clara, CA 95052-8145 T o learn more about 3Com solutions, visit www.3com.com . 3Com is publicly traded on Nasdaq under the symbol COMS. Copyright © 2002 3Com Corporation. All rights r eserv ed. 3Com and NBX are r egistered trademarks a[...]