Open System Preferences through the Cog icon on your application bar or by going to the Apple icon in the top left corner and selecting System Preferences.Ģ.
The steps for finding a MAC on a Mac OS X machine are as follows:ġ. You can then either copy this by highlighting then using CTRL + C or by writing it down for future reference. The name that populates your shell is the Host Name of your machine and is what we use in the Active Directory to find your computer.Ĥ. From the Command Prompt shell type in " hostname" and press enter.ģ. Open Command Prompt (Start Menu ⇒ Lookup " Command Prompt").Ģ. Another option is to write it down so that you have it readily available in the future.įinding a Host Name on a Windows based PC:ġ. You can then highlight the text and use CTRL + C to email it or save it. The text following the colon is your computer's MAC Address.ħ. Underneath this header you should see a line titled " Physical Address. Scroll within the window until you see a header titled " Wireless LAN Adapter Wi-Fi:" or alternatively, if you are running from an Ethernet connection look for " Ethernet Adapter ".Ħ. From the previous step your command prompt shell should have populated with text relating to your computer's network connection and the hardware within your PC.ĥ. This should open up a window that looks like the one shown below, from here type in " ipconfig /all" and press enter.Ĥ. Click the application that shows up in the start menu, or if you used the key bind press enter or OK on the Run Manager Windowģ.
Open the start menu Command Prompt or enter the key bind WIN + R ( where WIN is the Windows key on your keyboard), type in cmd.Ģ. The steps for finding a MAC on Windows based PCs are as follows:ġ. These two bits of information are what we use to uniquely identify your computer on our network, and they are instrumental in our troubleshooting process. Only ports which have a device connected and active will show the mac address detail.Finding the MAC Address & Host Name of a computer is a very simple task that will help us support you better by giving us more information on your machine. With the above command, one can figure out which Mac address is on which port of catalyst switch. Switch# show mac-address-table | include 0009.aabb.06e9 Or if you know the mac address and want to know which port the mac address is coming from, use the following command Switch# show mac-address-table | include Fa0/5
If you know the switch port you can use the following command Only ports which have the device connected and active will show the mac address detail. mac address of the connected device) and port number. The mac address or CAM table shows the Vlan associated with the port, MAC being learned on the port (i.e. With the command, you can figure out which MAC address is on which port. Total Mac Addresses for this criterion: 5
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