warning msg

can anyone tell me what type of warning message it is??
and what i have to do for it???
warning.JPG
thnxs,
raktim

If you are not running ipv6, you dont need to worry about this error.
have a look at
http://forum.mikrotik.com/t/is-this-a-hack/21046/1

:open_mouth: This forum is slowly getting occupied by Forum/Ads Bots. Admin should take some action regarding this issue. :confused: