LEADER 00000cam a2200241 a 4500 001 u4449 001 4043 003 SIRSI 005 20050607205200.0 008 000502t19981996ii a 001 0 eng d 020 8120311183 049 |bAINB NAEM 050 00 TK5105|bG87 1998 100 1 Gupta, Prakash C 245 10 Data communication /|cPrakash C. Gupta. 260 New Delhi :|bPrentice-Hall of India,|c1998, 1996. 300 xiii, 475 p. :|bill. ;|c24 cm. 500 Includes index. 650 0 Data transmission system 650 0 Computer networks 994 92|bUAAUS