Juniper Networks EX4200 사용자 설명서

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To re-enable the Maintenance menu in the LCD panel on EX8200 switches:
[edit]
user@switch# set chassis lcd maintenance-menu enable
Configuring a Custom Display Message
You can configure the second line of the LCD to display a custom message temporarily
for 5 minutes or permanently.
To display a custom message temporarily:
On an EX3200 switch, a standalone EX4200 switch, or an EX8200 switch:
user@switch> set chassis display message message
On an EX4200 switch in a Virtual Chassis configuration:
user@switch> set chassis display message message fpc-slot slot-number
where 
slot-number
 is the member ID of the member switch.
To display a custom message permanently:
On an EX3200 switch, a standalone EX4200 switch, or an EX8200 switch:
user@switch> set chassis display message message permanent
On an EX4200 switch in a Virtual Chassis configuration:
user@switch> set chassis display message message fpc-slot slot-number
permanent
where 
slot-number
 is the member ID of the member switch.
NOTE: The 
Menu
 button and the 
Enter
 button are disabled if the LCD is configured
to display a custom message.
To disable the display of the custom message:
user@switch> clear chassis display message
Related Topics
LCD Panel in an EX8200 Switch
Configuring a Custom Display Message
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Chapter 12: Performing Initial Configuration