On Wed, Nov 19, 2008 at 9:20 PM, Ron Johnson <[EMAIL PROTECTED]> wrote: > On 11/19/08 07:06, 中和刘 wrote: >> >> when a user visit my website, it's easy to get the ip address of the >> user, but i think IP address is not as stable as mac address, so I >> hope I can get the mac address of the user according to its IP >> address, is it possible? thanks > > IP packets don't contain the MAC address. You'd have to run some > asynchronous arp ping against the IP address. i heard that arp ping only get the mac address on the LAN, it cannot get mac address outside the LAN. > (Why do I get the feeling that some Chinese Government rule is behind this > request?) no, I'm not a member of chinese government, I just want to provide better service in my website :)
> -- > Ron Johnson, Jr. > Jefferson LA USA > > If you don't agree with me, you are worse than Hitler!!! > > > -- > To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject > of "unsubscribe". Trouble? Contact [EMAIL PROTECTED] > > -- Welcome to visit my home page http://www.starliu.com [It's only accessable when my pc is turned on, on which it's hosted.]