Руководство Пользователя для 3com 8807
98
C
HAPTER
13: E
THERNET
P
ORT
C
ONFIGURATION
Displaying and
Debugging Ethernet
Port
Debugging Ethernet
Port
After the above configuration, execute display command in any view to display
the running of the Ethernet port configuration, and to verify the effect of the
configuration.
the running of the Ethernet port configuration, and to verify the effect of the
configuration.
Execute reset command in user view to clear the statistics information of the port.
n
■
The Switch 8800 Family series do not support the Loopback External mode.
■
When 802.1x is enabled on a port, the statistics information of the port cannot
be cleared.
be cleared.
■
By default, the display counters command displays the traffic statistic
information of all ports in service.
information of all ports in service.
■
The supported Jumbo frame length ranges, as well as the default values, may
vary from card to card.
vary from card to card.
Ethernet Port
Configuration
Example
Configuration
Example
Network requirements
Switch A is connected to Switch B through Trunk port GigabitEthernet2/1/1.
Configure the Trunk port with default VLAN ID, so that: when receiving the
packets without VLAN Tag, the port can forward them to the member ports
belonging to the default VLAN; when it sending the packets with VLAN Tag and
the packet VLAN ID is the default VLAN ID, the Trunk port remove the packet
VLAN Tag and forward the packet.
Configure the Trunk port with default VLAN ID, so that: when receiving the
packets without VLAN Tag, the port can forward them to the member ports
belonging to the default VLAN; when it sending the packets with VLAN Tag and
the packet VLAN ID is the default VLAN ID, the Trunk port remove the packet
VLAN Tag and forward the packet.
Network diagram
Figure 18 Network diagram for Ethernet port configuration
Configuration procedure
The following configurations are used for Switch A. Please configure Switch B in
the similar way.
the similar way.
# Enter the Ethernet port view of GigabitEthernet2/1/1.
Table 86 Displaying and debugging Ethernet port
Operation
Command
Display all the information of the port
display interface interface-type |
interface-type interface-number [ packets ]
interface-type interface-number [ packets ]
Display hybrid port or trunk port
display port { hybrid | trunk }
Display the statistics information of the port
display counters [ rate ] { inbound |
outbound } interface [ interface-type ]
outbound } interface [ interface-type ]
Clear the statistics information of the port
reset counters interface [ interface_type |
interface-type interface-number |
interface-type interface-number |
View Jumbo frame configuration on all cards
display jumboframe configuration
Switch A
Switch B