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C

HAPTER

 7: VLAN C

ONFIGURATION

c 

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VLAN 1 is the system-default VLAN and cannot be removed.

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VLANs with their ports being VLAN VPN-enabled cannot be removed.

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Guest VLANs cannot be deleted.

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Protocol-enabled VLANs cannot be deleted.

You can use the following commands to specify a description character string for a 
VLAN or VLAN interface.

Perform the following configuration in VLAN view or VLAN interface view.

By default, the description character string of a VLAN is the VLAN ID of the VLAN, 
such as VLAN 0001. The description character string of a VLAN interface is the 
VLAN interface name, such as Vlan-interface1 Interface.

You can use the following command to name the current VLAN.

Perform the following configuration in VLAN view.

By default, the name of the current VLAN is its VLAN ID.

You can use the following commands to shut down/bring up a VLAN interface.

Perform the following configuration in VLAN interface view.

Shutting down or bringing up a VLAN interface has no effect on the status of any 
Ethernet port in this VLAN.

By default, when all the Ethernet ports in a VLAN are in the Down state, this VLAN 
interface is also Down. When there are one or more Ethernet ports in the Up state, 
this VLAN interface is also Up.

Table 35   Specify a description character string for a VLAN or VLAN interface

Specify a description character string for a 
VLAN or VLAN interface 

description string 

Restore the default description of the current 
VLAN or VLAN interface 

undo description

Table 36   Name the current VLAN

Name the current VLAN 

name 

Restore the default name of the current VLAN  undo name

Table 37   Shut down/bring up a VLAN interface

Shut down a VLAN interface 

shutdown 

Bring up a VLAN interface