Re: how to get the mac address(network card physical address) of a remote computer by its IP address?

To: "中和刘" <minxinjianxin@gmail.com>
Cc: "Debian User List" <debian-user@lists.debian.org>
Subject: Re: how to get the mac address(network card physical address) of a remote computer by its IP address?
From: "Nelson Castillo" <nelsoneci@gmail.com>
Date: Wed, 19 Nov 2008 11:50:25 -0500
Message-id: <[🔎] 2accc2ff0811190850q2cbc644bg98f8021d508d89ff@mail.gmail.com>
In-reply-to: <[🔎] 407c36770811190506y376659b0j64da007f83f405da@mail.gmail.com>
References: <[🔎] 407c36770811190506y376659b0j64da007f83f405da@mail.gmail.com>

On Wed, Nov 19, 2008 at 8:06 AM, 中和刘 <minxinjianxin@gmail.com> 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

No. It is not possible unless you're on the same physical network.

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References:
- how to get the mac address(network card physical address) of a remote computer by its IP address?
  - From: "中和刘" <minxinjianxin@gmail.com>

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