TY - BOOK AU - Forouzan,Behrouz A. AU - Fegan,Sophia Chung TI - Data communications and networking SN - 0073250325 (hard copy : alk. paper) AV - TK5105 .F6617 2007 PY - 2007/// CY - New York PB - McGraw-Hill Higher Education KW - Data transmission systems KW - Computer networks N1 - Includes bibliographical references (p. 1107-1110) and index; Overview -- Physical layer and media -- Data link layer -- Network layer -- Transport layer -- Application layer -- Security UR - http://www.loc.gov/catdir/toc/ecip066/2006000013.html UR - http://www.loc.gov/catdir/enhancements/fy0665/2006000013-d.html ER -