1、HttpContext.Current.Request.UserHostAddress;

2、HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];

3、string strHostName = System.Net.Dns.GetHostName();
string clientIPAddress = System.Net.Dns.GetHostAddresses(strHostName).GetValue(0).ToString();

?

4、HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];

5、private?string?GetClientIP()
??{
???string?result?=?HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
???if?(null?==?result?||?result?==?String.Empty)
???{
????result?=?HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
???}

???if?(null?==?result?||?result?==?String.Empty)
???{
????result?=?HttpContext.Current.Request.UserHostAddress;
???}
???return?result;
??}

轉載于:https://www.cnblogs.com/jams742003/archive/2009/07/09/1519838.html

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