Author has unparalleled expertise on VoIP as an international IT consultant. This work provides in-depth coverage of major VoIP providers and their services, including Vonage, Skype, Packet8, VoiceWing, and more. It includes worksheets so readers can figure out how much they'll save by implementing VoIP.
- ISBN10 0072263164
- ISBN13 9780072263169
- Publish Date 1 June 2007
- Publish Status Active
- Publish Country US
- Publisher McGraw-Hill Education - Europe
- Imprint Osborne/McGraw-Hill
- Format Paperback
- Pages 304
- Language English