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...
Clasificación: | Libro Electrónico |
---|---|
Autor principal: | |
Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Sebastopol, CA :
O'Reilly,
©2005.
|
Edición: | 1st ed. |
Temas: | |
Acceso en línea: | Texto completo (Requiere registro previo con correo institucional) |