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This command shuts down the backup SRE or RE module gracefully. A message
displays on the console confirming that the backup SRE/RE module has halted.
3. Shutdown the master SRE or RE module from the external management device by
issuing the requestsystem halt operational mode CLI command. This command
shutsdowntheswitchgracefullyandpreservessystemstateinformation.Amessage
displays on the console confirming that the operating system has halted.
You will see the following output (or something similar, depending on the hardware
being shutdown) after entering the command:
Haltingre1
*** FINAL System shutdown messagefrom user@switch***
Systemgoing down IMMEDIATELY
Shutdown NOW!
[pid 859]
user@switch> JWaiting (max 60 seconds) forsystem process`vnlru' tostop...done
Waiting(max 60 seconds) for system process `bufdaemon' tostop...done
Waiting(max 60 seconds) for system process `syncer'to stop...
Syncing disks, vnodes remaining...2 2 2 1 1 0 0 0 0 done
syncingdisks... All buffers synced.
Uptime: 3h3m49s
recorded rebootas normal shutdown
Theoperatingsystemhas halted.Please press any keyto reboot.
CAUTION: The final output of any version of the request system halt command is the
“The operating system has halted. Please press any key to reboot” message. Wait at
least 60 seconds after first seeing this message before following the instructions in
step 5 to power off the switch.
4. Attach the ESDgrounding strap to your bare wrist and connect the strap tothe ESD
point on the chassis.
5. Flip the power supply Enable switch to the off position (OFF). Observe the power
supply LEDs. ThepowersupplyLEDs shouldturn off (appearunlit). Repeatthis step
for all installed power supplies.
NOTE: Afteryoupoweroff a power supply,waitforatleast 60secondsbeforeyouturn
it back on. Afteryou power on a power supply, wait for atleast 60 seconds before you
turn it back off.
Related Topics Powering On an EX8200 Switch on page 180•
• Connecting AC Power to an EX8200 Switch on page 173
• Connecting DC Power to an EX8200 Switch on page 175
Copyright ©2010,Juniper Networks,Inc.200
CompleteHardwareGuide forEX8208 EthernetSwitches