: On Tue, 6 Jul 2004, Drew Weaver wrote: : : : We have 1 DS-3, that if we get close to 45Mbps IN/OUT the other : : direction will be completely unusable. We have another DS3, that we have : : seen doing 45Mbps IN, and 15Mbps Out at the same time. This is going to : : sound dumb, but is duplex a consideration with lines of these types? I : : thought you could do either 45Mbps in, 45Mbps out, or a mix of both, not : : 45Mbps In, and 45Mbps out at the same time (90mbps).. : : : : I couldn't find this exact info on the net anywhere. : : : Anyone happen to know of where TTC's online library went a few years ago : after they merged with someone? (I've forgotten whom) There was a great : deal on T1s, T3s, etc. I have hard copies at home, but it'd sure be nice to : get some online copies, if they still exist. On Tue, 6 Jul 2004, Williams, Jeff wrote: : You might find what you're looking for at : acterna.com/global/technical_resources/index_gbl.html Ah, thanks Jeff. What I was looking for is actually here: http://acterna.com/global/technical_resources/tech_notes/index.html Here's the one on T3 basics. A must-read. http://acterna.com/CommEx/CommEx_PDF_Win/index.html?PDF=/global/technical_re... scott