GB28181平台，涉及到Server端和Client端，代码很全，用了一部分开源的SIP库SIPSorcery，不过是.netcore写的，很少有人这样做，不知道哪位大神能深化一下(GB28181 platform, involving Server and Client side, the code is very complete, using part of the open source SIP library SIPSorcery, but written by. netcore,

基于Sipek实现的软电话客户端实例Demo(Demo of soft phone client based on Sipek)