MPLS manipulation

modulename: act_mpls.ko

configname: CONFIG_NET_ACT_MPLS

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>QoS and/or fair queueing
└─>MPLS manipulation
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Say Y here to push or pop MPLS headers.

If unsure, say N.

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

source code: