Overview of DFE Module Shutdown Procedure
4-10 Troubleshooting
Overview of DFE Module Shutdown Procedure
TheDFEmodulesinstalledinaMatrixE7,MatrixN3,MatrixN5,orMatrixN7chassisare
interdependentandoperateunderasingleIPaddressasasingle,distributedswitch
system(hardware,databases,andpersistentstorage).Inthisoperatingenvironment,the
DFEmodulemustshutdowninanorderlyfashiontoensurethattheothermodulesinthe
systemandotherdevicesonthenetworkarenotifiedoftheimpendingchange.The
device(s)canthenmakeintelligentdecisionsandstabilizethenetworkbeforethechange
ismade;therebyincreasingnetworkavailability.
YoucanshutdownaDFEmoduleinanoperatingsystemusingtheOFFLINE/RESET
switchshowninFigure 4‐3.TherearetwoprocedurestoshutdownaDFEmodule.
• Recommendedshutdownprocedure(“RecommendedShutdownProcedureUsing
OFFLINE/RESETSwitch”onpage 4‐11)
• Lastresortshutdownprocedure (notrecommended) (“LastResortShutdown
ProcedureUsingOFFLINE/RESETSwitch”onpage4‐12)
User parameters (IP
address, device and
module name, etc.)
were lost when the
module power was
cycled, the front
panel OFFLINE/
RESET switch was
pressed.
Position of Mode switch (7),
Persistent Data Reset, was
changed sometime before
either cycling power or
pressing the OFFLINE/RESET
switch, causing the user-
entered parameters to reset to
factory default settings.
Clear Persistent Data that was
set through Local
Management.
The DFE module was moved
either from slot-to-slot or from
chassis-to-chassis.
Reenter the lost parameters as
necessary. Refer to the Enterasys Matrix
DFE-Gold Series Configuration Guide for
the instructions to configure the DFE
module.
If the problem continues, contact
EnterasysNetworks for technical support.
Table 4-2 Troubleshooting Checklist (continued)
Problem Possible Cause Recommended Action
Caution: Do not remove a DFE module from an operating chassis system before reading
the following information and instructions.
Precaución: Antes de retirar los módulos DFE del chasis en funcionamiento, lea las
siguientes instrucciones y la información suministrada.