Win 7 Home Prem SP1 32bit. Firewall 5.5
Swapping from ISP wirelessBB to ADSL2+ ISP via TPLink TD-W8901G modem router.
Old service passed the ShieldsUp Open Ports test from www.grc.com but new DSL service fails with ports 21,23,80 wide open. Website says routers are not protecting us properly - but why does Comodo fail to
close the loopholes?