Froom, Richard. Implementing cisco switched networks (SWITCH) foundation learning guide oundation learning for SWITCH 642-813 Richard Froom, Balaji Sivasubramanian, Erum Frahim. - Indianapolis, IN Cisco Press c2010 - xxiv, 526 p. ill. 24 cm Include indexs ISBN: 1587058847 9781587058844 Subjects--Topical Terms: Telecommunication--Switching systems--Examinations--Study guides.Telecommunications engineers--Certification. LC Class. No.: TK5103.8