H3C S5120-EI Series - Interface Loopback; Interface Null

51
Last 300 seconds output: 0 bytes/sec, 0 bits/sec, 0 packets/sec
0 packets input, 0 bytes, 0 drops
0 packets output, 0 bytes, 0 drops
See Table 11 for the description on the fields in the display interface null command output.
NOTE:
Because the S5120-EI series Ethernet switches do not count the average input/output rate or input/outpu
t
packets of interface Null 0, these fields are displayed as “0” in the display interface null command output.
interface loopback
Syntax
interface loopback interface-number
undo interface loopback interface-number
View
System view
Default level
2: System level
Parameters
interface-number: Loopback interface number, ranging from 0 to 3.
Description
Use the interface loopback command to create a Loopback interface or enter Loopback interface view.
Use the undo interface loopback command to remove a Loopback interface.
Related commands: display interface loopback.
Examples
# Create Loopback 2 interface.
<Sysname> system-view
[Sysname] interface loopback 2
[Sysname-LoopBack2]
interface null
Syntax
interface null 0
View
System view
Default level
2: System level
Parameters
0: Specifies interface Null 0. The null interface number is fixed to 0.