If you have 2 network cards, turn one off (i.e Wifi network card) to make sure you are searching from the right network card. Arp –a command can only search devices within the same subnet. You can use Wireshark to figure out the IP address of a device with a different subnet. Additionally the device has a unknown subnet configured and you can’t search it with arp –a on command prompt. Your device has a LCD but you don’t know the admin account and cannot access the menu. Your device does not have a LCD and it’s IP has been configured to a different subnet and you cannot figure it out with arp –a command on command prompt. How to Find a Device's IP Address with Wireshark The two digits after 00-17-FC are different based on the device model. Suprema devices have the same fixed hexadecimal digit for the first six digits. This is going to be the latter half of the MAC address.Ħ.Check the MAC address chart below to see what the first half of the MAC address will be.ħ.My device is an A2, so the MAC address will start with 00-17-FC-47-XX-XX.Ĩ.Hence my MAC should be 00-17-FC- 47-1B-C5.ġ0.Search for the device’s MAC address on the list. One option is to use Windows’ Calculator.ģ.Open Windows Calculator and press alt + 3 to change to the programmer’s calculator.ĥ.Click Hex. If you would like to find the device’s IP based on the MAC address you can follow the steps below.ġ.Check your device ID written on the device label on the back of the device.Ģ.Change the device ID into hexadecimal numbers. Type ‘arp –a on a command promptĬhecking Device IP Address Based on the Device ID Finding a device’s MAC address based on IP address:

Finding IP and MAC addresses of all devices on the local network:Ģ. Note: The PC you are using has to be on the same network of the device to use these commandsġ. You are using static IP but are unsure if you have already allocated the IP address to another device. You do not know the IP of your device and are having difficulty searching it through BioStar’s search function

You do not have a DHCP server and need to give IP address based on a MAC address There may be several reasons why you would like to know the MAC address of a Suprema device:

How to find ip on mac