HP 5900 series Command Reference Manual: Display Interface Null

Layer 2 - lan switching.
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Field
Protocol
Description
Related commands
interface loopback
reset counters interface loopback

display interface null

Use display interface null to display information about the null interface.
Syntax
display interface [ null [ 0 ] ] [ brief [ description ] ]
Views
Any view
Predefined user roles
network-admin
network-operator
Parameters
0: Specifies interface Null 0.
brief: Displays brief interface information. If you do not specify this keyword, the command displays
detailed interface information.
description: Displays the full description of the specified interface. When the keyword is not specified,
only the first 27 characters of an interface description are displayed if the interface description is longer
than 27 characters. When the keyword is specified, all characters of the interface description are
displayed.
Usage guidelines
The device has only one null interface (Null 0). The null interface number is fixed at 0.
If the null keyword is not specified, the command displays information about all interfaces of the device.
If the null keyword is specified but the 0 keyword is not specified, the command displays information
about interface Null 0, because the device has only one null interface Null 0.
Examples
# Display detailed information about interface Null 0.
<Sysname> display interface null 0
Description
Protocol connection state of the interface:
UP.
DOWN.
UP(s)—The link of the interface is an on-demand link or not present at
all.
Interface description configured by using the description command. If the
description keyword is not specified in the display interface brief
command, the Description field is of up to 27 characters. If the
description keyword is specified in the display interface brief command,
the field displays the full interface description.
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This manual also for:

5920 series

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