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IP Communications and Services for NGN
book

IP Communications and Services for NGN

by Johnson I Agbinya
December 2009
Intermediate to advanced content levelIntermediate to advanced
411 pages
12h 24m
English
Auerbach Publications
Content preview from IP Communications and Services for NGN
The VoIP Market 331
Key attributes include:
No equipment leases and maintenance agreements are required.
Administration is Web-based, which greatly reduces IT time.
Businesses enjoy nationwide access between their offices, without dedi-
cated circuits.
Unlimited long-distance calling is possible.
ere are three basic models for companies making the switch to VoIP:
Model 1: Ownership
e company owns all the equipment.
e company has total control, but higher capital expenditures.
e company shoulders all the management headaches.
Model 2: Hosted
Focuses on outsourcing responsibilities to experts
Costs are less
Lower level of control −
e days of Internet hosting ushered in the era of dedicated Web developers
who charge their ...
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Publisher Resources

ISBN: 9781420070910