Feldman, Jonathan. Sams teach yourself network troubleshooting in 24 hours [Book] / Jonathan Feldman. - New Delhi. : Techmedia, c1999. - xvii, 436 p. : ill. ; 24 cm. Includes index. All. ISBN: 8176352179 Subjects--Topical Terms: Computer networks--Maintenance and repair. Dewey Class. No.: 004.6