Brocade 6910 Ethernet Access Switch Configuration Guide (Supporting R2.2.0.0) - Manual (Page 442)

386 Brocade 6910 Ethernet Access Switch Configuration Guide
53-1002651-02
20
Configuring IEEE 802.1Q Tunneling
dot1q-tunnel system-tunnel-control
This command sets the switch to operate in QinQ mode. Use the no form to disable QinQ operating
mode.
Syntax
[no] dot1q-tunnel system-tunnel-control
Default Setting
Disabled
Command Mode
Global Configuration
Command Usage
QinQ tunnel mode must be enabled on the switch for QinQ interface settings to be functional.
Example
Console(config)#dot1q-tunnel system-tunnel-control
Console(config)#
Related Commands
show dot1q-tunnel ( 390 )
“show interfaces switchport” on page 275
switchport dot1q-tunnel mode
This command configures an interface as a QinQ tunnel port. Use the no form to disable QinQ on
the interface.
Syntax
switchport dot1q-tunnel mode {access | uplink}
no switchport dot1q-tunnel mode
access – Sets the port as an 802.1Q tunnel access port.
uplink – Sets the port as an 802.1Q tunnel uplink port.
Default Setting
Disabled
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
• QinQ tunneling must be enabled on the switch using the dot1q-tunnel system-tunnel-control
command before the switchport dot1q-tunnel mode interface command can take effect.
• When a tunnel uplink port receives a packet from a customer, the customer tag (regardless of
whether there are one or more tag layers) is retained in the inner tag, and the service
provider’s tag added to the outer tag.