On Sun, 12 Dec 1999 19:16:16 -0800 (PST), Jonathan Seder wrote: >T-1 is 1.544 megabits/second. It is the standard U.S. base wholesale >telecom unit. For voice service, it typically is divided into 24 64Kbps >channels and an 8Kbps signalling channel. > > > T-1's at 1.544 MB are used in the US. Many other countries use and E-1 which has 30 channels and a total of about 2.0 MB