Your ISP assigns it and it is not unusual to have the same IP for a long
time. Protect your computer/network with a properly configured firewall and
don't worry about it. Then take other steps as outlined in the link below
to protect your network as they are all important no matter what IP you have
or even if it changed daily. --- Steve

http://www.microsoft.com/athome/secu...2/Default.mspx
--- Protect your PC tips from Microsoft.

<apngss@yahoo.com> wrote in message
news:1127919143.509475.156310@o13g2000cwo.googlegr oups.com...
>I want to ask who assigns the IP address to a machine that connects to
> the Internet? The ISP, the network card (i.e. MAC address??), or the
> router?
>
> It seems like my IP address is fixed everytime connected to the
> Internet, it seems very unsecure because it allows hackers track the
> computers more easily.
>
> I thought the IP address should be dynamic, and each time when we
> connect to the Internet should have different IP address.
>
> Is there a way that makes the IP address in my machine becomes dynamic?
>
> Please advise. thanks!!
>