H3C S7500E Series

6-2
Related commands: display interface.
Examples
# Configure the description of loopback interface Loopback 1 as loopback1.
<Sysname> system-view
[Sysname] interface loopback 1
[Sysname- loopback1] description loopback1
display interface loopback
Syntax
display interface loopback [ brief [ down ] ] [ | { begin | exclude | include } regular-expression ]
display interface loopback interface-number [ brief ] [ | { begin | exclude | include }
regular-expression ]
View
Any view
Default Level
1: Monitor level
Parameters
interface-number: Specifies a loopback interface number, which can be the number of any existing
loopback interface.
brief: Displays brief interface information. If you do not specify this keyword, the command displays
detailed interface information.
down: Displays information about interfaces in the DOWN state and the causes. If you do not specify
this keyword, this command displays information about interfaces in all states.
|: Filters command output by specifying a regular expression. For more information about regular
expressions, see CLI Configuration in the Fundamentals Configuration Guide.
begin: Displays the first line that matches the specified regular expression and all lines that follow.
exclude: Displays the lines that do not match the specified regular expression.
include: Displays all lines that match the specified regular expression.
regular-expression: Specifies a regular expression, which is a case sensitive string of 1 to 256
characters.
Description
Use the display interface loopback command to display information about a loopback interface.
 If you do not specify the loopback keyword, this command displays information about all
interfaces.
 If you specify the loopback keyword but do not specify the interface-number argument, this
command displays information about all existing loopback interfaces.
Related commands: interface loopback.
Examples
# Display information about interface loopback0.
<Sysname> display interface loopback 0