Enterasys Networks A2H124-24P, A2H124-48P manual , ,

Connecting to the Network
3-20 Hardware Installation
Figure 3-12 Connecting a UTP Cable Segment to RJ45 Port
3. VerifythatalinkexistsbycheckingthattheLink/ActivityLEDisON(solidgreenor
blinkinggreen).
4. IftheLink/ActivityLEDisOFF,performthefollowingstepsuntilitison:
a. VerifythatthecablingbeingusedisCategory5orbetterwithanimpedance
between85and111ohms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.Typicall y,acrossovercableisused
betweenhubdevicesbutthisisnotnecessary.Astraight‐throughcablecanbe
usedtoconnectbetweentheswitchandanydevice.RefertoFigure3‐13and
Figure 3‐14forfour‐wireRJ45connections.RefertoFigure3‐15andFigure 3‐16 
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pagexvifor
informationonobtainingthisdocument.
5. Ifalinkisnotestablished,contactEnterasysN etworks.Referto“GettingHelp”on
page1‐7fordetails.
Repeatallstepsaboveuntilallconnectionshavebeenmade.
1RJ45 connector 2Port 8 3Port 8 Link/Activity LED
Note: If the cable is connected to one of the PoE RJ45 front panel ports, solid green or
blinking green also indicates that PoE power is available. If the LED is solid amber or
blinking amber PoE power failed. For more details, refer to Chapter 4.
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