Authorized Self-study Guide Cisco Ip Telephony Cipt by Cioara, Jeremy D., Good B

Cisco QOS Exam Certification Guide (IP Telephony Self-study), Odom, Wendell & Ca

Self-Study Guide Ser.: Cisco IP Telephony (CIPT) by Inc Staff Cisco Systems and

Cisco Voice Over IP (CVoice) (Authorized Self-Study Guide) – Third Edition

Jeremy Cioara Ccna Practice Questions (exam 640-802) 2008 Que Pub. Jeremy

Ccna Practice Questions: Exam 640-802 by Jeremy Cioara

Cisco Voice over Ip Cvoice: Authorized Self-study Guide by Kevin Wallace

Cisco Ip Telephony (Cisco - Hardcover, by Lovell David - Acceptable