Vlan manipulation

modulename: act_vlan.ko

configname: CONFIG_NET_ACT_VLAN

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>QoS and/or fair queueing
└─>Vlan manipulation
In linux kernel since version 3.19 (release Date: 2015-02-08)  
Say Y here to push or pop vlan headers.

If unsure, say N.

To compile this code as a module, choose M here: the
module will be called act_vlan.

source code: