3Com 4500G Family Configuration Manual page 157

3) Assign non-trunk ports to the isolate-user-VLAN and ensure that at least one port takes the
isolate-user-VLAN as its default VLAN;
4) Assign non-trunk ports to each secondary VLAN and ensure that at least one port in a secondary
VLAN takes the secondary VLAN as its default VLAN;
5) Associate the isolate-user-VLAN with the specified secondary VLANs.
Follow these steps to configure an isolate-user-VLAN:
To do...
Enter system view
Create a VLAN and enter VLAN view
Configure the VLAN as an
isolate-user-VLAN
Return to system view
Assign ports to the
Access port
isolate-user-VLAN
and ensure that at
least one port
takes the
Hybrid port
isolate-user-VLAN
as its default
VLAN
Return to system view
Create secondary VLANs
Quit to system view
Assign ports to each
secondary VLAN and
ensure that at least one
port in a secondary
VLAN takes the
secondary VLAN as its
default VLAN
Return to system view
Associate the isolate-user-VLAN with
the specified secondary VLANs
After associating an isolate-user-VLAN with the specified secondary VLANs, you cannot add/remove a
access port to/from each involved VLAN or remove each involved VLAN. To do that, you must cancel
the association first.
system-view
vlan vlan-id
isolate-user-vlan enable
quit
Refer to
VLAN
Refer to
VLAN
quit
vlan { vlan-id1 [ to vlan-id2 ] | all }
quit
Refer to
Access port
VLAN
Refer to
Hybrid port
VLAN
quit
isolate-user-vlan isolate-user-vlan-id
secondary secondary-vlan-id [ to
secondary-vlan-id ]
2-2
Use the command
Assigning an Access Port to a
Assigning a Hybrid Port to a
Assigning an Access Port to a
Assigning a Hybrid Port to a
Remarks
—
—
Required
—
Use either
approach.
—
Required
—
Required to
choose either
—
Required