Lammle, Todd. creator Padjen, Robert. text S.l.] Sybex Inc 1999 3rd ed. monographic 472 p. ; The CCNP (Cisco Certified Network Professional) certification is the second step toward the CCIE (Cisco Certified Internetworking Expert) certification. This text is mapped to the Cisco LAN switching configuration course and includes coverage of all exam objectives. 0782125425 (paperback) 9780782125429 (paperback) http://www.amazon.com/exec/obidos/ASIN/0782125425/chopaconline-20 http://www.amazon.com/exec/obidos/ASIN/0782125425/chopaconline-20