DES-3000 Series Layer 2 Switch CLI Reference Manual 
 
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disable vlan_trunk 
Purpose  Used to disable VLAN trunking on the switch. 
Syntax 
disable vlan_trunk 
Description   Used to disable the VLAN trunking function on the switch. 
Parameters None.  
Restrictions Only Administrator-level users can issue this command. 
Example usage:   
To disable VLAN trunk: 
DES-3026:4# disable vlan_trunk 
Command: disable vlan_trunk 
 
Success 
 
DES-3026:4# 
 
config vlan_trunk 
Purpose  Used to configure the VLAN trunk port members. 
Syntax 
config vlan_trunk ports [<portlist>| all] | state [enable|disable] 
Description  This command is used to configure a port as a VLAN trunk port. By default 
none of the ports are VLAN trunk ports.  
A VLAN trunk port and a non-VLAN trunk port cannot be grouped as an 
aggregated link. To change the settings for an aggregated link, the user 
must apply the command from the master port. The user destroys the LA 
port, the individual port settings will be determined by whether the VLAN 
trunk is enabled or disabled.   
Parameters 
<portlist>  Specifies the list of ports to be configured. 
enabled  Specifies that the port is a VLAN trunk port. 
disable  Specifies that the port is not a VLAN trunk port. 
Restrictions Only Administrator-level users can issue this command. 
Example usage: 
To configure VLAN trunk ports 1-5: 
DES-3026:4#config vlan_trunk ports 1-
5 state enable 
Command: config vlan_trunk ports 1-5 
state enable 
 
Success. 
 
DES-3026:4#