On Wed, 26 Sep 2001, Bob Tanner wrote: > Haven't been paying attention to what I've been tell you. :-P > > antenna<->arrestor<->low loss cable<->Bridge<->ethernet<->NOC Isn't that supposed to be: antenna<->low loss cable<->(building entrance)arrestor<->low loss cable<->bridge<->ethernet<->noc ..with another arrestor every 100ft inside the building, if you have to run that far? > Lightning hits antenna there is a very, very good potential that the current > will flow all the way to the NOC and fry everything. Well, yeah, obviously, if you throw the arrestor on right at the antenna. :) > antenna<->arrestor<->low loss cable<->Bridge<->Media Convertor<->ethernet<->NOC > > Stick a piece of fiber in there (media convertor) and the glass protects your > NOC, since electricity does not flow through glass. You'll loose the antenna, > arrestor, cable and bridge, but that is much better then your $30K core router. > > You also want to make sure the media convertors are on seperate UPS and if > possible circuits. Electricity is a smart little beast and will flow through the > circuits in walls and seek and destroy your NOC. -- Nate Carlson <natecars at real-time.com> | Phone : (952)943-8700 http://www.real-time.com | Fax : (952)943-8500