00681nac a22002051u 4500 100906t xxu||||| |||| 00| 0 eng d 99068216 0789722526 9780789722522 004.68 DER 22 Derfler, Frank J. 18262 Practical networking / Frank J. Derfler, Jr. Indianapolis, Ind. : Que, c2000. ix, 543 p. : ill. ; 24 cm. Includes index. Local area networks (Computer networks) 18263 Wide area networks (Computer networks) 18264 Internetworking (Telecommunication) 18265 BB 004.68 DER ddc 625 625 0 0 ddc 0 0 MAIN MAIN LOW 2006-07-19 purchase 208.00 1 1 004.68 DER 000003981 2025-07-15 00:00:00 2008-10-22 260.00 BB