Juniper Networks EX8208 User Manual

Page 226

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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.

Shut down the master SRE or RE module from the external management device by
issuing the

request system halt

operational mode CLI command. This command

shuts down the switch gracefully and preserves system state information. A message
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:

Halting re1
*** FINAL System shutdown message from user@switch***
System going down IMMEDIATELY
Shutdown NOW!
[pid 859]
user@switch> JWaiting (max 60 seconds) for system process `vnlru' to stop...done
Waiting (max 60 seconds) for system process `bufdaemon' to stop...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
syncing disks... All buffers synced.
Uptime: 3h3m49s
recorded reboot as normal shutdown
The operating system has halted. Please press any key to 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.

Attach the ESD grounding strap to your bare wrist and connect the strap to the ESD
point on the chassis.

Flip the power supply

Enable

switch to the off position (OFF). Observe the power

supply LEDs. The power supply LEDs should turn off (appear unlit). Repeat this step
for all installed power supplies.

NOTE: After you power off a power supply, wait for at least 60 seconds before you turn
it back on. After you power on a power supply, wait for at least 60 seconds before you
turn it back off.