00460pamaa2200169 4500 0000027855 20050915090000.0 0132009161 004.6 BER TK5105 BER BERTSEKAS Data networks Dimitri Bertsekas and Robert Gallager. 2nd ed. New Jersey: Prentice Hall, 1992. xix, 556p.: ill.; 25cm. data transmission systems GALLAGER, Robert