00511 a2200157 4500 1587050307 DLC DLC 004.6 Deploying Cisco voice over IP solutions edited by Jonathan Davidson and Tina Fox ; contributing authors, Phil Bailey ... [et al.]. Indianapolis, IN : Cisco Press, c2002. xxiii, 579 p. : ill. ; 24 cm. Internet telephony. Davidson, Jonathan. Fox, Tina. BK 004.6 ddc 5572 5572 0 0 0 0 NFIC CL CL DACOM 2005-09-01 Academic Book company 3519.94 1 004.6 SEECS006380 2014-06-24 2014-02-05 2017-01-05 BK