//声明以下方法

<%!

public String getRemortIP(HttpServletRequest request) {

    if (request.getHeader("x-forwarded-for") == null) {

        return request.getRemoteAddr();

    }

    return request.getHeader("x-forwarded-for");

}%> 

在html部分添加以下内容

<form name="adminloginForm" method="post" action="test.do">

   <td align="center"><%=getRemortIP(request)%></td>

   <input type="submit" name="Submit" value="确定">

</form>