Switching Introduction
©2008 Allied Telesis Inc. All rights reserved.
Software Version 5.2.1
AlliedWare Plus
TM
Operating System Software Reference C613-50003-00 REV E
14.19
Configuring
double-tagged
VLANs
You need a special feature licence to use double-tagged VLANs. Contact your authorised
Allied Telesis distributor or reseller for more information.
Turn on Jumbo frame support
Adding the S-Tag can result in frame sizes that exceed the maximum of 1522 bytes. In order to
cope with these larger than normal frames, you should turn on Jumbo packet support on all
devices running within the service provider network.
Use the following command to reboot the device to enable the Jumbo frame support:
To create the VLANs to be nested
1.
Create, and enable, service provider VLANS 10 and 20.
2.
Configure ports 1.0.1 and 102 as a provider-port members of
of VLAN 10 and 20.
3.
Configure port 1.0.3 as a customer edge port member of
VLAN 10.
awplus#
configure terminal
awplus(config)#
platform jumbo frame
awplus#
reboot
awplus#
configure terminal
awplus(config)#
vlan database
awplus(config-vlan)#
vlan 10, 20 state enable
awplus#
configure terminal
awplus(config)#
interface port port1.0.1-port1.0.2
awplus(config)#
switchport mode trunk
awplus(config)#
switchport trunk allowed vlan add 10
awplus(config)#
switchport trunk allowed vlan add 20
awplus(config-if)#
switchport vlan-stacking provider-port
awplus#
configure terminal
awplus(config)#
interface port port1.0.3
awplus(config)#
switchport mode access
awplus(config)#
switchport access vlan 10
awplus(config-if)#
switchport vlan-stacking customer-edge-port