Boyles, Tim CCNP switching exam certification guide / Tim Boyles and Dave Hucaby - Indianapolis, Ind. : Cisco Press, c2002 - 545 p. : ill. + 1 CD-ROM ISBN: 1587200007 Subjects--Topical Terms: TELECOMMUNICATION--SWITCHING SYSTEMS--STUDY GUIDES--EXAMINATION LC Class. No.: TK5103.8 / B694C