00647cam a2200217 7i4500 0000028050 20230330090000.0 0071349154 9780071349154 004.6 RUS TK5105 RUS 2000 Russell, Travis author Telecommunications protocols Travis Russell. Second edition. New York, NY: McGraw-Hill, 2000. xix, 427 pages: illustrations; 24 cm. text rdacontent unmediated media volume rdacarrier Data transmission system Telecommunication -- Switching system