I am connected directly to ISP lan, there is nothing to reboot. Anyway thanks for helping. I found this post about changing mac http://forum.mikrotik.com/t/how-to-change-mac-address/15778/1 . I’ll try it and let you know about how it is 
I am connected directly to ISP lan, there is nothing to reboot. Anyway thanks for helping. I found this post about changing mac http://forum.mikrotik.com/t/how-to-change-mac-address/15778/1 . I’ll try it and let you know about how it is