Find Out Dynamic IP address of Computer using c#

Question

我必须检查系统是否具有静态或动态IP地址，然后显示IT动态地址。我知道如何找出静态地址。我想知道如何找出动态IP地址.....

Answer 1

The ip of the viewers are get from

Request.ServerVariables["REMOTE_ADDR"]

or

Request.UserHostAddress

reference: http://msdn.microsoft.com/en-us/library/system.web.httprequest.userhostaddress.aspx

If the user is behind a proxy you may also need to check some more server variables as I describe them on this answer: https://stackoverflow.com/a/2514717/159270