3Com 4500 Switch User Manual


 
2-5
Configuring the Default VLAN for a Port
Because an access port can belong to only one VLAN, its default VLAN is the VLAN it resides in and
cannot be configured.
This section describes how to configure a default VLAN for a trunk or hybrid port.
Follow these steps to configure the default VLAN for a port:
To do… Use the command… Remarks
Enter system view
system-view
Enter Ethernet port view
interface interface-type
interface-number
Trunk port
port trunk pvid vlan vlan-id
Configure
the default
VLAN for the
current port
Hybrid port
port hybrid pvid vlan vlan-id
Optional
The link type of a port
is access by default.
The local and remote trunk (or hybrid) ports must use the same default VLAN ID for the traffic of the
default VLAN to be transmitted properly.
Displaying and Maintaining Port-Based VLAN
To do… Use the command… Remarks
Display the hybrid or trunk ports display port { hybrid | trunk } Available in any view.
Port-Based VLAN Configuration Example
Network requirements
z As shown in Figure 2-1, Switch A and Switch B connect to PC 1/PC 2 and Server 1/Server 2 used
by different departments.
z To isolate data between different departments, PC 1 and Server 1 are assigned to VLAN 100 with
the descriptive string being Dept1; PC 2 and Server 2 are assigned to VLAN 200 with the
descriptive string being Dept2.