H3C S5120-EI Series - Reset Counters Interface Loopback; Reset Counters Interface Null

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Description
Use the interface null command to enter null interface view.
A device has only one null interface, interface Null 0. Interface Null 0 is always up. You cannot remove
or shut down it.
Related commands: display interface null.
Examples
# Enter Null 0 interface view.
<Sysname> system-view
[Sysname] interface null 0
[Sysname-NULL0]
reset counters interface loopback
Syntax
reset counters interface [ loopback [ interface-number ] ]
View
User view
Default level
2: System level
Parameters
interface-number: Number of the loopback interface, which can be the number of any existing loopback
interface. With this argument, the command clears statistics on a specified loopback interface.
Description
Use the reset counters interface loopback command to clear statistics on loopback interfaces.
Before collecting traffic statistics within a specific period of time on a loopback interface, clear the
existing statistics.
• If you do not specify the loopback keyword, this command clears the statistics on all interfaces in the
system.
• If you specify the loopback keyword without the interface-number argument, this command clears
the statistics on all loopback interfaces.
Examples
# Clear the statistics on loopback interface Loopback 2.
<Sysname> reset counters interface loopback 2
reset counters interface null
Syntax
reset counters interface [ null [ 0 ] ]
View
User view