reply to Canezoid
I have seen them run green, no probs up to about 10.5k ft
It's the old bellsouth lines, bellsouth actually took care of their lines... If they work now expect them to become shit in a few years with SBC at the wheel.
Thats what makes diagnosis so much fun because speed tests and rate & reach are all based on *Ideal* or *perfect* plant which is almost never LOL And lets not forget gauge change when copper is replaced