On 3/18/2010 10:07, Larry Sheldon wrote: > On 3/18/2010 09:56, Dennis Dayman wrote: >> have a friend who has 21 floors of a building in DFW, multiple >> switches, etc and they started to have latency issues this weekend >> where half if not all packet are being dropped to folder shares, >> printers, etc. Suggestions on how they can troubleshoot that? call in >> a company to help identify it? > > I'd start with a map of the network mark the routes (paths) that work. > > Then redraw the map without those paths and mark which stations talk to > which other stations. > > If that exercise discloses which equipment is broken, fix or replace it > and start over. > > If it does not, and no other you-can-do-it-yourself tests or analyses > come to mind, call for expensive help. > > (If they are competent, they will use an orderly analysis--that one is > my favorite--I call it sectionalization. I'm not bright enough to deal > with 21 floors. I have to sectionalize it to a particular horizontal or > vertical before I can figure where to start.)
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