On Fri, Jun 30, 2006 at 14:10:06 -0400, "M.Hockings" <veeshooter at hockings.net> wrote: > > One weakness is the incoming PSTN line, what is the best way to protect > that beyond the device at the premises entry ? It is common for UPS's to provide surge protection for a phone line. That would probably be a cheap place to start.