<%
dim ip1=request.ServerVariables("server_name")
dim ip2=request.ServerVariables("remote_addr")
if ip2="172.20.10.***" or ip2="172.20.20.***" or ip2="172.20.30.***" or ip2="172.20.40.***" or ip2="172.20.109.***" then //判断内网
%>
<%
else
%>
<%
end if
%>