recently we have purchased 30 mpbs internet braoadband line.. we got port at ISP end . from ISP end we have installed point to point link of SXTSA5 AC pair. link configured with AC setting and bandwidth is 70-80 Mbps. CCQ 86 to 90 %. but we test speed test of internet at other end we get 10 mbps download and 3 mbps upload. Link config wirh bridge at ISP site and station wds at our side. is any other setting