User manual

Connecting to the Network
3-30 Hardware Installation
3. VerifythatalinkexistsbycheckingthattheLink/ActivityLEDisON(solidgreenor
blinkinggreen).IftheLink/ActivityLEDisOFF,performthefollowingstepsuntilitis
on:
a. VerifythatthecablingbeingusedisCategory5orbetterwithanimpedance
between85and111ohms
withamaximumlengthof100meters(328feet).
b. Verifythatthedeviceattheotherendofthetwistedpairsegmentisonand
properlyconnectedtothesegment.
c. VerifythattheRJ45connectorsonthetwistedpairsegmenthavetheproper
pinoutsandcheckthecableforcontinuity.Typically,
acrossovercableisused
betweenhubdevices.Astraight‐throughcableisusedtoconnectbetween
switchesorhubdevicesandanenduser(computer).RefertoFigure3‐17and
Figure3‐18forfour‐wireRJ45connections.RefertoFigure3‐19andFigure 3‐20
foreight
‐wireRJ45connections.
d. EnsurethatthetwistedpairconnectionmeetsthedBlossandcablespecifications
outlinedintheCablingGuide.Referto“RelatedDocuments”onpagexivfor
informationonobtainingthisdocument.
4. Ifalinkisnotestablished,contactEnterasysNetworks.Referto“GettingHelp”on
page
1‐6fordetails.
Repeatallstepsaboveuntilallconnectionshavebeenmade.