00545 a2200181 4500 20260422095644.0 978-1-98467-889-8 TK5105 .I611 2023 004.6 T5311 2023 3G E-Learning LLC Introduction to data communication and networks / 3G E-Learning LLC. New York : 3G E-Learning LLC, 2023 x, 299 pages : illustrations ; 26 cm 000-099 Data transmission systems. Computer networks. ddc B 41002 41002 0 0 ddc 0 0 MCIR SB SB CCIS 2025-10-10 Income D'tops 7498.00 2026-01-226I-12066 0 004.6 T5311 2023 UAMAIN 36131 2026-04-22 2026-04-22 B