Redirecting and Mirroring

modulename: act_mirred.ko

configname: CONFIG_NET_ACT_MIRRED

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>QoS and/or fair queueing
└─>Redirecting and Mirroring
In linux kernel since version 2.6.12  
Say Y here to allow packets to be mirrored or redirected to
other devices.

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

source code: