Enterasys-networks Enterasys Platinum Distributed Forwarding Engine 7 Uživatelský manuál stáhnout pdf (Strana 62)

Using LANVIEW

4-4 Troubleshooting

Viewing the PoE Port Status

Ifthe7G4285‐49or7G4205‐72isinstalled inanN5chassisorifthe7G4285‐49isreceiving

48VdcfromanexternalN‐POEPowerSystemtosupportconnectionstoPDs(Powered

Devices),youcanviewthepowerstatusindicationsontheRXandTXLEDs.However,

only

onegroupof12portsmaybeviewedatatime.ToviewthePoEportstatus,referto

Figure 4‐1andproceedasfollows:

1. PresstheGROUPSELECTbuttonformorethanonesecond.TheDFEmodule will

enterthePoEportstatusmode.

2. Now,everytimeyoupressthe

GROUPSELECTbuttonforlessthanasecond,the

GROUPLEDlightsupinsequence,indicatingwhichGroupisselected.ThePoE

POWERSTATUSforthatgroupofsegmentsisthenindicatedbytheRXandTXLEDs

foreachsegment.Ifthereispowerattheport,theRXLED

isgreenandtheTXLEDis

off.Otherwise,refertoTable 4‐1fortroubleshootinginformation.

3. PresstheGROUPSELECTbuttonagainformorethanonesecond.Thisreturnsthe

DFEmoduletothedefaultstatusmodetomonitorRX(receive)andTX(transmit)

activity.

Table 4‐1onpage 4‐5describes

theLEDindicationsandprovidesrecommendedactions

asappropriate.

Note: The terms used in Tab l e 4- 1 to indicate the following:

• Flashing indicates LED is flashing randomly.

• Blinking indicates LED is flashing at a steady rate (approximately 50% on, 50% off).

• Solid indicates a steady LED light. No pulsing.

• Alternating indicates LED is flashing in a steady rate other than 50% on, 50% off.

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Enterasys-networks Enterasys Platinum Distributed Forwarding Engine 7 Uživatelský manuál Strana 62