TY - BOOK AU - Tomsho,Greg AU - Tittel,Ed AU - Johnson,David TI - Guide to networking essentials SN - 0619215321 (pbk.) U1 - 004.65 PY - 2004/// CY - Boston, Mass. PB - Thomson/Course Technology KW - Computer networks KW - Examinations KW - Study guides KW - Local N1 - Includes bibliographical references (p. 590) and index ER -