• The design of efficient and secure P2PSIP systems 

      Zheng, Xianghan (Doctoral dissertations at the University of Agder;27, Doctoral thesis; Peer reviewed, 2010)
    • The design of efficient and secure P2PSIP systems 

      Zheng, Xianghan (Doctoral dissertations at the University of Agder;27, Doctoral thesis; Peer reviewed, 2010)
    • Secure interworking with P2PSIP and IMS 

      Zheng, Xianghan; Oleshchuk, Vladimir A (Academic article, 2010)
      In this paper, we propose a secure system model for interconnection between P2PSIP and IMS domains. The interworking solution is based on P2P-IMS GateWay (PIGW), which acts as a normal peer in P2PSIP network and a 3. party ...
    • A survey on peer-to-peer SIP based communication systems 

      Zheng, Xianghan; Oleshchuk, Vladimir A (Journal article; Peer reviewed, 2010)
      Recently, both academia and industry have initiated research projects directed on integration of P2PSIP paradigm into communication systems. In this paradigm, P2P network stores most of the network information on each ...