| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS [0028] The foregoing and other features and advantages of the present invention will become more readily appreciated as the same becomes better understood by reference to the following detailed description when taken into conjunction with the accompanying drawings wherein: [0029]FIG. 1 is a block diagram showing an architecture of a VoIP network system in one embo
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