顺便说一下,请注意上面这个例子通过 NAT 也能很好地工作。
Goal two: net visits mutually through NAT, and through NAT, visit Internet, Filter specific website and specific webpage.目标二:内网通过NAT相互访问,并通过NAT访问互联网,过滤特定网站和特定网页。
Well, how the correspondence software based on SIP pass through NAT is one important question in the SIP applied research.因此在SIP通信中,如何使基于SIP的通信软件穿越NAT是SIP应用研究中的一个重要问题。