Comer, Douglas. Hands-on networking with Internet technologies / Douglas E. Comer ; Web site by W. David Laverell. - 2nd ed. - Upper Saddle River, N.J. : Pearson/Prentice-Hall, c2005. - xxi, 224 p. : ill ; 24 cm. Includes index. ISBN: 9780131486966 Subjects--Topical Terms: Computer networks.Internetworking (Telecommunications) Dewey Class. No.: 004.6