1-12
Displaying and Maintaining Basic Port Configuration
Table 1-12
Display and maintain basic port configuration
Operation
Command
Remarks
Display port configuration
information
display
interface
[
interface-type | interface-type
interface-number
]
Display the enable/disable
status of port loopback
detection
display loopback-detection
Display brief information about
port configuration
display brief interface
[
interface-type
[
interface-number
] ] [
|
{
begin
|
include
|
exclude
}
regular-expression
]
Display the combo ports on the
current device
display port
combo
Display port information about
a specified unit
display unit unit-id interface
Display the information about
the port with the
link-delay
command configured
display link-delay
You can execute the
display
commands in any view.
Clear port statistics
reset counters interface
[
interface-type | interface-type
interface-number
]
You can execute the
reset
command in user view.
After 802.1x is enabled on a
port, clearing the statistics on
the port will not work.
Ethernet Port Configuration Example
Network requirements
z
Switch A and Switch B are connected to each other through two trunk port (Ethernet 1/0/1).
z
Configure the default VLAN ID of both Ethernet 1/0/1 to 100.
z
Allow the packets of VLAN 2, VLAN 6 through VLAN 50 and VLAN 100 to pass both Ethernet 1/0/1.
Network diagram
Figure 1-1
Network diagram for Ethernet port configuration
Configuration procedure
