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Dot1q-tunnel system-tunnel-control, Switchport dot1q-tunnel mode, Dot1q-tunnel – Brocade 6910 Ethernet Access Switch Configuration Guide (Supporting R2.2.0.0) User Manual

Page 442: System-tunnel-control, Switchport dot1q-tunnel, Mode

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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.