Dlinkap.local is an address that redirects you to the 192,168.o.50 page. In order to login or configure any Dlink extender, you would need to use this default web address. D-link extenders/boosters/repeaters are best-known for covering the dead zones that are often prevailing at our places.As we all are well aware that routers can only cover a limited area. Therefore, you should install Dlink extender to cover the entire area if you have a big place.It is very easy to perform Dlink extender setup with dlinkap.local.You can also perform the WPS method for Dlink DAP1620 extender installation.