Can you please read my original topic, maybe someone have the same problem?
http://forum.mikrotik.com/t/huge-packet-loss-on-crs125/85331/1
Many thanks
Why are you referring your topic?
Because I figured out it may be hardware problem, so I put link to original topic in hardware forum too. Please answer in original topic if you have any comments.
No need to duplicate or refer posts in such way once it is written anywhere on this forum it is accessible thru search function if anyone else will be searching it.