Virtual pbx based on sip and feature servers
作者： Shigeaki Hakusui
DOI:
关键词: Computer network 、 Tier 2 network 、 The Internet 、 Telephony 、 Computer science 、 Server 、 Tier 1 network 、 Internet transit 、 Feature (computer vision) 、 Voice over IP
摘要: Modular internet telephony feature servers (702) allow individual users to manage telephone calls. may be used in a hierarchical system which higher tier server forwards calls one or more lower (704), and each (704) is configurable separately from the other direct received (102).
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