I've one more site which is has MikroTik Router tutorials blog in English.

http://tutorialsgallery.com

I've used the same version for a certain time. But I didn't find this such type of problem which you are described. Which Router Board you are using? also make sure any hardware problems are not arrived during this time. I've switch from 5.20 version regarding a problem in DHCP. Now I'm using 5.22 v...

Did you use the DHCP setup or try to configure it manually?

I've used DHCP setup.

also try to use a lease time big enough (routeros default is 3 days and it's working good for me) and a good ups. before 5.22 there was a problem with dynamic assigned ip's that if the router lost power the dhcp server would loose the dynamic assignments and the ip's would change, sometimes even as...

Hi, I'm using RB450g, RouterOS 5.12. I'm configure my mikrotik as a DHCP server but problem is the leased IP being change several times for several workstation. This incident happened 4-5 times so far. As a result the queue already I'm created is not running practically. I'm re-configure this DHCP 2...

At first flush you DNS cache in mikrotik. If your problem is solved yet then use a transparent squid proxy server as a parent server in mikrotik web proxy. Also check one issue that is problem found from your particular private IP or all private IP?

You can create a eoip tunnel with your friend Mikrotik Router and use same IP block which is used your friend Local Environment. But If your friend use another router then you can use those server through VPN connection