<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>JS获取客户端MAC地址</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <meta name="generator" content="editplus" /> <meta name="author" content="" /> <meta name="keywords" content="" /> <meta name="description" content="" /> <style type="text/css"> </style> <script event="OnObjectReady(objObject,objAsyncContext)" for="foo"> if(objObject.IPEnabled != null && objObject.IPEnabled != "undefined" && objObject.IPEnabled == true) { if(objObject.MACAddress != null && objObject.MACAddress != "undefined" && objObject.DNSServerSearchOrder!=null) MACAddr = objObject.MACAddress; if(objObject.IPEnabled && objObject.IPAddress(0) != null && objObject.IPAddress(0) != "undefined" && objObject.DNSServerSearchOrder!=null) IPAddr = objObject.IPAddress(0); if(objObject.DNSHostName != null && objObject.DNSHostName != "undefined") sDNSName = objObject.DNSHostName; } </script> <script type="text/javascript"> var MACAddr ; var IPAddr ; var DomainAddr; var sDNSName; function init() { var service = locator.ConnectServer(); service.Security_.ImpersonationLevel=3; service.InstancesOfAsync(foo, ‘Win32_NetworkAdapterConfiguration‘); } function getMac() { document.getElementById(‘txtMac‘).value = unescape(MACAddr); } function getIp() { document.getElementById(‘txtIp‘).value = unescape(IPAddr); } </script> </head> <body onload="init()"> <object id="locator" classid="CLSID:76A64158-CB41-11D1-8B02-00600806D9B6" VIEWASTEXT></object> <object id="foo" classid="CLSID:75718C9A-F029-11d1-A1AC-00C04FB6C223"></object> <input type="text" id="txtMac" /> <input type="button" id="btn" value="获取Mac地址" onclick="getMac();" /> <input type="text" id="txtIp" /> <input type="button" id="btn" value="获取ip地址" onclick="getIp();" /> </body> </html>
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原文：http://www.cnblogs.com/shcolo/p/3620533.html