能获取到主句地址和主机名的jsp程序。
<%@ page language="java" contentType="text/html; charset=utf-8" import="java.net.InetAddress"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" http://www.w3.org/TR/html4/loose.dtd>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>index.jsp</title>
</head>
<body>
<%
InetAddress addr = InetAddress.getLocalHost();
out.println("主机地址："+addr.getHostAddress());
out.println("主机名："+addr.getHostName());
%>
</body>
</html>
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