Netfilter Connection Mark Retriever

modulename: act_connmark.ko

configname: CONFIG_NET_ACT_CONNMARK

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>QoS and/or fair queueing
└─>Network packet filtering framework (Netfilter)
└─>Netfilter Connection Mark Retriever
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y here to allow retrieving of conn mark

If unsure, say N.

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

source code: