Apparatus and method for providing VoIP service

An apparatus and method for providing VoIP service, where, in the case that a plurality of public IP terminals or PCs are connected to a private network using a public IP address, a switching system manages port information which is used by each of the IP terminals, switches a VoIP service request m...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Sung, Jung-Sic
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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