====== Tagged Vlans on Ubuntu ======
===== Install the Required Packages and load kernel module =====
apt-get install vlan
echo "8021q" >> /etc/modules
modprobe 8021q
===== Configure by vconfig and ifconfig =====
The following example is for configuring a tagged vlan on **eth0** ID **240**
vconfig add eth0 240
ifconfig eth0.240 192.168.115.3 255.255.255.0
===== Configure by Ifup =====
The following example is for configuring a tagged vlan on **eth0** ID **240**
auto eth0.240
iface eth0.240 inet static
address 192.168.115.3
netmask 255.255.255.0
vlan-raw-device eth0