RB750 device! ROUTER HAS NO SOFTWARE KEY ------------------------------------------------------------------- Your router does not have any valid key. Please, get valid key from http://www.mikrotik.com and enter it at "System | License". If you already have paid for this license, please, pr...

Hi guys. I apologize if my post duplicates another one - I used search but could not find a suitable answer to this question here. My problem is as follows: I have installed about 100 small HOT SPOTs based on RB750. At the date of installation, firmware was 3.29. Everything is configured and works w...