| http://www.w3.org/ns/prov#value | - In the present embodiment, communications among external server 100, private computer network 110, private server 120, and client systems 130???150 are performed using application software that supports secure-IPSec, HTTP (S-HTTP), TCP/IP, Secure Socket Layer (SSL) protocols, RTP/RTSP protocols, or other protocols, such as UDP. These communication protocols are well known, thus no description is g
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