Learning Guide: Voice over IP

by Sue Fogarty

>> Definition of VoIP

>> Words-to-Go: VoIP mini-glossary

Learn more:

>> How VoIP (IP Telephony) works

>> VoIP 101: Behind the technology

>> The essential VoIP bookshelf II

>> Chapter excerpt: Voice over Internet Protocol overview

This year, voice over IP (VoIP) promises to be one of the major forces driving a recovery in the networking industry. Vendors declare that it delivers voice and data over one simplified network while decreasing maintenance and increasing productivity.

If you've been sitting back, waiting to see where VoIP is heading before you make a commitment to converge your voice and data networks -- this information can help you get moving.

Featured Topic: VoIP and you

Carrie Higbie
Global Network Applications Market Manager, The Siemon Company

Dear Carrie,
I'm interested in learning about VoIP. Where should I start?
>> Read Carrie's answer

Dear Carrie,
As VoIP takes off, how are vendors working to improve latency and reliability concerns?
>> Read Carrie's answer

Patrick Ferriter
Vice President of Product Marketing, Zultys Technologies

Dear Patrick,
I'm confused about the term "IP Centrex." Can you explain?
>> Read Patrick's answer

Ask your own questions about VoIP

Annotated Web links: Voice/data convergence

VoIP Protocols:
H.323
Session Initiation Protocol

White Paper: A Handbook for Successful VoIP Deployment

Know-IT-All quiz: Managing VoIP