2007年4月10日 星期二

ISDN 筆記

1.Different between ISDN BRI-S/T and BRI-U


ISDN service is typically provided using modular plugs. These plugs include a RJ45 interface (8 pin) for data equipment (called a BRI-S/T) and the other physical connection type is a two-wire, RJ11 type standard (called the BRI-U). 


2.ISDN basic document


http://ckp.made-it.com/isdn.html


http://www.delmar.edu/Courses/ITSC1391/Sem4/5ISDN.htm


3.ISDN switch types, causes and value


http://www.cisco.com/univercd/cc/td/doc/product/software/ios113ed/dbook/disdn.htm


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