Quick Answer: Why Would You Need To Know The MAC Address Of A Device?

Why IP address is important?

An Internet Protocol address, or IP address is a unique identifier given to every machine in a network.

An IP address serves two primary functions.

Because an IP address is a unique identifier, it allows computers to send and receive information to and from specific computers in a given network..

Why do we need to know the MAC address of a device?

The MAC address is an important element of computer networking. MAC addresses uniquely identify a computer on the LAN. MAC is an essential component required for network protocols like TCP/IP to function. Computer operating systems and broadband routers support viewing and sometimes changing MAC addresses.

What information can be determined from a device’s MAC address?

A MAC address is a unique identification number or code used to identify individual devices on the network. Therefore, it’s also sometimes referred to as a hardware or physical address.

What is IP address and MAC address?

MAC Address and IP Address, both are used to identify a computer on a network or on internet. MAC address is provided by NIC Card’d manufacturer and gives the physical address of a computer. IP address is provided by Internet Service Provider and is called the logical address of a computer connected on a network.

Can you be tracked if you use VPN?

People can still trace you with other methods. Just because your IP is different and your traffic is encrypted in a tunnel doesn’t mean you can’t be tracked. … your VPN service can see your IP and what you are doing and if hacked or owned by someone who wants to find you they can.

Can the police track a VPN?

A VPN keeps you protected Furthermore, if we’re talking about a zero-logs VPN service provider, there is no way for any government authority to track you down. They may discover that you have been using a VPN service — cause some governments keep track of their IP addresses — and that’s it.

What does MAC stand for?

Media Access Control AddressStands for “Media Access Control Address,” and no, it is not related Apple Macintosh computers. A MAC address is a hardware identification number that uniquely identifies each device on a network.

Can a device be traced by MAC address?

Technically, a MAC address can be only traced on the network that it is currently connected to. … Your neighbor’s computer can not see your computer’s MAC address because they reside on different networks. Once you start jumping between different networks IP addresses take over.

Why do we need IP and MAC address?

Computer A could potentially learn the IP Address of Computer 2. … And that’s why computers have both MAC Addresses and IP Addresses. MAC Addresses handle the physical connection from computer to computer while IP Addresses handle the logical routeable connection from both computer to computer AND network to network.

How do I connect to a device by MAC address?

Most WiFi router provides the features to add and connect the device to the network using the MAC address. Type 192.168. 1.1(type default address to get into the configuration page ) in the browser address bar. In the configuration page, Default Username and password is admin and admin respectively.

Can two devices have same MAC address?

If two devices have the same MAC Address (which occurs more often than network administrators would like), neither computer can communicate properly. … Duplicate MAC Addresses separated by one or more routers is not a problem since the two devices won’t see each other and will use the router to communicate.

Is MAC address A IP address?

The main difference between MAC and IP address is that, MAC Address is used to ensure the physical address of computer. It uniquely identifies the devices on a network. While IP address are used to uniquely identifies the connection of network with that device take part in a network.