- What is a MAC Address?
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- If somebody knows your MAC address, can he hack into your tablet or WI-FI network?
What is a MAC Address?
Once again, that's hardware and software working together, IP addresses and MAC addresses working together. For this reason, the MAC address is sometimes referred to as a networking hardware address , the burned-in address BIA , or the physical address. As you've probably noticed, the MAC address itself doesn't look anything like an IP address see yours here. The MAC address is a string of usually six sets of two-digits or characters, separated by colons. These manufacturers all place a special number sequence called the Organizationally Unique Identifier or OUI in the MAC address that identifies them as the manufacturer.
The OUI is typically right at the front of the address. For example, consider a network adapter with the MAC address " It's common for the larger manufacturers of networking equipment to have more than one set of OUIs.
All devices on the same network subnet have different MAC addresses. MAC addresses are very useful in diagnosing network issues, such as problems with IP addresses. MAC addresses are useful for network diagnosis because they never change, as opposed to a dynamic IP address, which can change from time to time.
Note that if your computer is setup with a static IP address, you will get a The operation failed as no adapter is in the state permissible for this operation error message. After running this command, you need to run the command to renew your IP address, which it will try to get from the DHCP server.
After a few seconds, you should see the results and there should be an IP address listed next to IPv4 Address. If your computer is using a static IP address, then you can also consider changing to a different static IP address.
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On the left hand side, click on Change adapter settings. Right-click on the network adapter that is currently being used for your Internet connection and then select Properties.
The DHCP already know which addresses are taken and which ones it can give out. One solution that fixes a lot of problems is simply restarting your wireless router. A quick reboot should fix most issues.source link
If somebody knows your MAC address, can he hack into your tablet or WI-FI network?
In this case, it is best to try and update the firmware on your router. Founder of Online Tech Tips and managing editor. He began blogging in and quit his job in to blog full-time.
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