For 1 link:

1) Go to QuickSet on Winbox select PTP Bridge AP for the main Dynadish (ie the one that sets the frequency, ssid and other wireless options)
Make either Address acquisition Static or Automatic depending on how your setup is there.
2) On the station Dynadish, go to Quickset again and choose PTP Bridge CPE and connect to the AP. Make sure your wireless settings are the same on the station as it is on the AP (Wireless tab->wlan1). Choose your address again.

Check pictures...