21
Step
Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter Ethernet interface
view.
interface interface-type
interface-number
N/A
3.
Enable bridging on the
Ethernet interface.
port bridge enable
By default, bridging is disabled on
an Ethernet interface.
Configuring a Layer 3 Ethernet interface or
subinterface
Setting the MTU for an Ethernet interface or subinterface
The maximum transmission unit (MTU) of an Ethernet interface affects the fragmentation and
reassembly of IP packets on the interface. Typically, you do not need to modify the MTU of an
interface.
To set the MTU for an Ethernet interface or subinterface:
Step
Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter Ethernet interface
or subinterface view.
interface interface-type
{
interface-number
|
interface-number.subnumber
}
N/A
3.
Set the MTU of the
Ethernet interface or
subinterface.
mtu
size
The default setting is 1500
bytes.
Displaying and maintaining an Ethernet interface
or subinterface
Execute
display
commands in any view and
reset
commands in user view.
Task
Command
Display interface traffic statistics.
display counters
{
inbound
|
outbound
}
interface
[
interface-type
[
interface-number
] ]
Display traffic rate statistics of interfaces
in up state over the last statistics polling
interval.
display counters rate
{
inbound
|
outbound
}
interface
[
interface-type
[
interface-number
] ]
Display the operational and status
information of the specified interfaces.
display
interface
[
interface-type
[
interface-number
|
interface-number.subnumber
] ] [
brief
[
description
|
down
] ]
Display the status and packet statistics of
interfaces.
display interface link-info
[
main
]
Display the operational and status
information of interfaces except
subinterfaces.
display interface
[
interface-type
] [
brief
[
description
|
down
] ]
main
Display information about link flapping
display link-flap protection
[
interface
interface-type
