apngss@yahoo.com wrote:
> 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!!
>
Nice crossposting!

Your ISP is assigning your Internet IP Address - You need a static
address if you are:
Hosting a mailserver
Hosting a website
Providing Dialin Access (VPN)