Cisco IP Telephony - Asia Pacific

•	The Strategic and Financial Justification for IP Communications
	A return on investment (ROI) white paper to help senior managers define the IT and networking directions of their companies, and to provide the necessary strategic and financial justification to make effective decisions regarding voice, data, and video convergence.



•	IP Telephony Availability Overview
	Learn how "five nines" (99.999 percent) availability isn't just desirable. It's an achievable goal using the recommended high-availability IP Telephony solution discussed in this white paper.



•	Cisco Unity Integration with Multiple Cisco CallManager Clusters
	This white paper describes how multiple Cisco CallManager clusters are structured, how Cisco Unity integrates with these clusters, and what integration features are available in this environment.



•	Deploying Cisco Unity in Diverse Messaging Environments
	This white paper explores issues specific to Cisco Unity deployments in diverse mail server and email client environments. Special emphasis is given to the unique impact that each email client/server/protocol combination has on the Cisco Unity subscriber's ability to access voice messages, how message state changes are conveyed to the subscriber, and how message state changes are kept synchronized between the TUI and the subscriber’s email client.