VLAN Commands | 155
show dvlan-tunnel
This command displays whether an interface is enabled for Double VLAN Tunneling, along with the 
system-configured etherType and detailed information about Double VLAN Tunneling for the 
specified interface, or a list of interfaces and their tunneling status. This command performs the same 
function as show dot1q-tunnel.
Syntax
show dvlan-tunnel [interface {unit/slot/port | all}]
Parameters
 
Mode
Privileged Exec and User Exec
Command
History
Example
Figure 7-52.  Example of Output from the show dvlan-tunnel interface Command
Related
Commands
 
show dvlan-tunnel l2pdu-forwarding
This command displays the current l2pdu tunneling configuration present on the switch.
Syntax
show dvlan-tunnel l2pdu-forwarding
Mode
Privileged Exec
interface {unit/slot/port | 
all}]
(OPTIONAL) Enter the interface keyword followed by either a specific 
address in the form of 
unit/slot/port or enter the word all. 
Version 2.5.2 Unsupported: This command was not tested in SFTOS 2.5.2, so is not supported
Version 2.5.1 Unsupported: This command was not tested in SFTOS 2.5.1, so is not supported
Force10 #show dvlan-tunnel interface 1/0/1 
 
Interface Mode    EtherType     
--------- ------- --------------
1/0/1     Disable 802.1Q  
Force10 # show dvlan-tunnel interface all 
Interface Mode    EtherType     
--------- ------- --------------
1/0/1     Disable 802.1Q         
1/0/2     Disable 802.1Q         
1/0/3     Disable 802.1Q         
1/0/4     Disable 802.1Q         
1/0/5     Disable 802.1Q         
1/0/6     Disable 802.1Q         
1/0/7     Disable 802.1Q         
!-----------output truncated-------------!
dvlan-tunnel ethertype Configures the etherType for all vlan-stack (Double VLAN tagging) interfaces on 
the system.
mode dot1q-tunnel Enable Double VLAN Tunneling on the specified interface.
mode dvlan-tunnel same as above