when I use my phone as a wifi hotspot the antenna receives ok and I have internet when connect to the wifi cross the street I have signal 100% but no internet I don't change anything I use the same...

i have free wifi across the road when i connect with my mobile phone i get IP 127.20.10.217 subnet masl 255.255.240.0 router 127.20.o.1 how should i setup my antenna to receive better signal....????...