Enterasys Matrix N7 7C107 Guide d'installation Page 48

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Connecting to the Network
3-18 Installation
Connecting UTP Cables to Mini-GBICs
TheMGBIC02hasa1000BASETRJ45copperwireportconnectionwithautomatic
crossoverdetection.Thisporthasinternalcrossoversandsupportsautomaticpolarity
sensing.
Automaticpolaritysensingeliminatestheneedforacrossovercable,regardlessifthe
connectionistoanothernetworkdevice(suchasabridge,repeater,or
router)ora
workstation.
ToconnectandverifyUTPcableconnectionstoaMiniGBICRJ45port,refertoFigure 39
andproceedasfollows:
1. Removetheprotectivecovers(notshown)fromtheRJ45portoftheMiniGBIC.
2. Ensurethatthedeviceconnectedtotheotherendofthesegmentis
poweredON.
3. PlugthetwistedpairsegmentintotheMGBIC02RJ45connector.
Note: The MGBIC-02 port on the 7G-6MGBIC or 7G-6MGBIC-A supports Category 5
Unshielded Twisted Pair (UTP) cabling with an impedance between 85 and 111 ohms.
Category 3 cable is not supported.
Note: Leave the protective covers in place when the connectors are not in use to prevent
contamination.
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