Generally avoid the wi if from the rear of the RV to the cab of truck...bridge to far for wi if of quality.
So what we did was run cable from camera under the rig back to the truck, putting the connection only a few feet away making the wi ifi work.
US Army Infantry, my rucksack was my RV
'16 Jayco Eagle HT 26.5 RKDS
'15 F 350 CC, LB Dually King Ranch