Switching to VoIP /

More and more businesses today have their receive phone service through Internet instead of local phone company lines. Many businesses are also using their internal local and wide-area network infrastructure to replace legacy enterprise telephone networks. This migration to a single network carrying...

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Bibliographic Details

Main Author:	Wallingford, Theodore (Author)
Corporate Author:	Safari, an O'Reilly Media Company
Format:	eBook
Language:	English
Published:	O'Reilly Media, Inc., 2005.
Edition:	1st edition.
Subjects:	Electronic books.
Online Access:	Connect to this electronic resource