On Sun, Jan 28, 2018 at 12:10:29PM -0500, Pete Geenhuizen wrote: > I'm upgrading from CentOS6 to CentOS 7. > > I run 2 weather stations on C6 and have one of them attached to > ttyS0 which is on the motherboard, and the other to ttyS2 which in > on an add-on PCI serial card. > > I'm migrating the weather stations another host running C7 which has > a similar hardware configuration. When I connect the weather > station to ttyS0 everything works fine, but when I try to use ttyS1 > or ttyS2 nothing happens. > > The OS identifies all 3 ports, and I've already tried several > different serial cards several of the slots on the motherboard all > have yielded the same result. I've even gone so far as to try to > get this to work on another computer running C7 with the same > result, success on ttyS0, but nothing nothing when I try ttyS1 or > ttyS2. > > I'm thinking that this might be a driver issue, but having used > several different cards I'm just not sure. > > Any assistance would be greatly appreciated. > > Pete Wondering if you've tried poking at them with 'setserial'? -- ---- Fred Smith -- fredex at fcshome.stoneham.ma.us ----------------------------- The eyes of the Lord are everywhere, keeping watch on the wicked and the good. ----------------------------- Proverbs 15:3 (niv) -----------------------------