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With the proliferation of the high speed, broadband network technologies, the peer-to-peer (P2P) live multimedia streaming becomes more and more popular. In this paper, we proposed a SIP-based P2P multicast scheme for live multimedia streaming. By utilizing the SIP protocol, our proposed scheme not only minimizes the initial delay for playing live media streams but also reduces the infrastructure...
This paper describes a framework for consent- based communications in SIP. This framework allows users to grant or deny SIP entities permission to communicate with those users. Consent-based communications prevent some types of amplification-based denial of service attacks and can be used to alleviate the effects of spam in SIP. This paper also presents the results of our experiments implementing...
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