@article{李桂林_1877, author = {[李桂林, 李建华]}, title = {基于P2P的SIP网络研究}, publisher = {《计算机应用》唯一官方网站}, year = {2007}, journal = {计算机应用}, volume = {27}, number = {8}, eid = {1877}, pages = {1877-1880}, keywords = {P2P;会话初始协议;分层P2P-SIP网络;互通}, url = http://www.joca.cn/CN/abstract/article_9136.shtml }