00633nam a22002297a 4500 SNU 20140721152019.0 140721b xxu||||| |||| 00| 0 eng d 9780764588433 HCL 621.38212 KEL Kelly, Timothy (Timothy V.) VoIP for dummies /Timothy Kelly Indianapolis, Ind. : Wiley Pub. , ©2005 xxii, 272 p. : ill. ; 24 cm Internet telephony. Internetworking (Telecommunication) Telecommunication Timothy Kelly VoIP ddc HCL 15945 15945