| http://www.w3.org/ns/prov#value | - Because of the way the packets are sent over the Web, sometimes by a ???peer-to-peer??? connection, it can be complex and costly for law enforcement agencies to listen in on them,??? Gallagher explains, adding that these associated problems have led to places such as Ethiopia and Oman to block VoIP services altogether as based on their ???security??? flaws. ???In the United States and Europe, too,
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