R3721-F3210-F3171-HP High-End Firewalls Network Management Configuration Guide-6PW101

21
Ste
p
Command Remarks
1. Enter system view. system-view N/A
2. Enter null interface
view.
interface null 0
The Null 0 interface is the default null interface
on your device. It cannot be manually created
or removed.
3. Set the interface
description.
description text
Optional.
By default, the description of a null interface is
interface name Interface.
4. Restore the default
settings for the null
interface.
default Optional.
Displaying and maintaining loopback and null interfaces
Task Command Remarks
Display Ethernet interface
information.
display interface [ interface-type ] [ brief
[ down ] ] [ | { begin | exclude |
include } regular-expression ]
display interface interface-type
{ interface-number |
interface-number.subnumber } [ brief ] [ |
{ begin | exclude | include }
regular-expression ]
Available in any view
Clear Ethernet interface statistics.
reset counters interface [ interface-type
[ interface-number |
interface-number.subnumber ] ]
Available in any view
Display information about loopback
interfaces.
display interface [ loopback ] [ brief
[ down ] ] [ | { begin | exclude |
include } regular-expression ]
display interface loopback
interface-number [ brief ] [ | { begin |
exclude | include } regular-expression ]
Available in any view
Display information about the null
interface.
display interface [ null ] [ brief [ down ] ]
[ | { begin | exclude | include }
regular-expression ]
display interface null 0 [ brief ] [ |
{ begin | exclude | include }
regular-expression ]
Available in any view
Clear the statistics on a loopback
interface.
reset counters interface [ loopback
[ interface-number ] ]
Available in user view
Clear the statistics on the null
interface.
reset counters interface [ null [ 0 ] ] Available in user view