Click on the Apple menu and choose System Preferences.
Dont be afraid to get your hands a little dirty!
You'll need to select a new IP address from within the private IP address range listed.For example, if youre using a Wi-Fi connection, click on Wi-Fi.As a MAC address can be changed, it can be unwise to rely on this as a single method of authentication.Once connected, the IP address will remain constant but if the device disconnects and reconnects it may have another address.Changing the MAC address in this way is not permanent: after a reboot, it will revert to the MAC address physically stored in the card.(To check, see, how to Find Your Mac's IP Address.) That's not a problem for the majority of users - most people don't care whether their IP addresses changes or not.There is a nice tool to change sixtyforce graphics plugin mac the MAC address for all cards (even those that can't be changed through the adapter's Properties menu smac MAC Address Changer.All computing devices connected to the Internet have an IP address.Sources and Citations 172.For those unique situations and others, only a static IP address will work.Click Apply Now, reselect the port checkbox and click Apply Now again.
The exact name depends on the Ethernet driver used; not all drivers support changing the MAC address in this way.
A MAC address is 48 bits in length.
How to Configure Network Locations in OS X for instructions.Here's how to set a static IP address in OS X: If you own a MacBook, you may want to create a new network location.One method is to take your current IP address and change the last part of the number.Sometimes your computer's IP address may have a conflict, either due to another device having the same address or your address format doesn't let you access the Internet.When your Mac is connected to a private network in a home or office, it's probably assigned what's known as a dynamic IP address.Some internet service providers bind their service to a specific MAC address; if the user then changes their network card or intends to install a router, the service won't work anymore.I could have picked any address between and, as long as the address was not already assigned to another device.To do that, you would need to use a Web proxy service.Resetting the adapter can be accomplished in script with the freely available command line utility devcon from Microsoft, or from the adapters context menu in the Network Connections control panel applet.Click to deselect the checkbox for the port you use to connect to the Internet.Why would you change your IP address?The number under physical address is the MAC address.Enter the IP address of the desired proxy server into the blank field at the top of System Preferences.