00433nam a2200157 a 450000500170000000800410001702000150005804100080007308200100008110000250009124500630011625000120017926400420019130000180023370000240025120260717092119.0260717s2006    ii            000 0 eng d  a0070634149  aeng04a004.61 aForouzan, Behrouz A.10aData Communications and Networking /cForouzan, Behrouz A.  a4th ed. 1aNew Delhi :bTata McGraw-Hill,c2006.  axxxiv, 1134p.1 aFegan, Sophia Chung