centos man page for struct_vif_params

STRUCT 
VIF_PARAMS(9)					     Actions and configuration					      STRUCT VIF_PARAMS(9)

NAME
       struct_vif_params - describes virtual interface parameters

SYNOPSIS
       struct vif_params {
	 int use_4addr;
	 u8 macaddr[ETH_ALEN];
       };

MEMBERS
       use_4addr
	   use 4-address frames

       macaddr[ETH_ALEN]
	   address to use for this virtual interface. This will only be used for non-netdevice interfaces. If this parameter is set to zero
	   address the driver may determine the address as needed.

AUTHOR
       Johannes Berg <johannes@sipsolutions.net>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						      STRUCT VIF_PARAMS(9)