Quick Answer: What Happens If Two Computers Have The Same IP Address?

Do cell phones share IP addresses?

On the cellular network, the phone does not actually need an IP address on that network.

It can use the SIM card ID, as is used for phone calls and texts.

When it gets to the Internet, then your phone will normally be sharing a public IP address with a number of other phones..

Can two computers have the same IP address?

Yes. Its Possible. If your WiFi network uses Port Address Translation to assign IP address, a single Internal IP address can be assigned to more than one clients on the same LAN by appending clients port number to the Internal IP address of that client. … In that case 2 or more computers can get same IP.

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.

Why do we need IP address when the MAC address is unique?

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.

Can someone use my IP address?

Neither your ISP nor anyone else can actually tell what you are doing on the Internet. But they can follow the activity of your public IP address—the one your router uses to access the Internet. … Anyone can use it to discover your general location (your neighborhood, not your house) and your ISP.

Why would 2 computers have the same IP address?

This occurs when two computers on the same LAN network end up with the same IP address. When this occurs, both computers end up not being able to connect to network resources or perform other network operations. … If you have connected multiple wireless routers to your network and DHCP is enabled on more than one device.

How can I connect two computers with IP address?

How to Connect Two Computers Over the InternetTurn on both computers and connect both of them to the Internet.Make sure the two computers each have the NetBEUI and TCP/IP protocols installed correctly. … Find the IP addresses for both computers. … Enable file sharing, and find a path to share on the first computer. … Switch to the second computer.

How many MAC addresses can a device have?

The original IEEE 802 MAC address comes from the original Xerox Network Systems Ethernet addressing scheme. This 48-bit address space contains potentially 248 (over 281 trillion) possible MAC addresses.

How do I find out who is using my IP address?

How to Find Out Who is Using My IP AddressVerify that a system has an overlapping IP address. … Access a Windows command prompt. … Type “ipconfig” into the command prompt. … Look in the output of the command to identify the IP address assigned to your network interface. … Turn off the computer.Disconnect the computer from the network.More items…

What if someone gets your IP address?

If someone knows your IP address, they can try to connect to your device directly. … There are tens of thousands of ports for every IP address, and a hacker who knows your IP can try to brute-force a connection. Once they succeed, hackers can take control of your device, steal your data or even impersonate you.

Which software is used to connect two computers?

Comparison Table:AppsFile transfer PlatformTransfer Speeds (min)DuktoWindows to Windows1:19FeemWindows to Windows0:46FiledropWindows to Windows2:09AnySendWindows to Windows & Windows to MacOS0:411 more row•Jan 14, 2017

Do all my devices have the same IP address?

Yes each device that accesses the Internet gets its own IP address, however all the devices that come from one home or business can share one public IP address and it its tagged with an additional number so that each devices only gets its own data (this is called NAT) so although all teh devices are sharing an IP …

Can MAC addresses be traced?

A MAC address can easily be traced for as far as it travels. The problem is, a MAC address doesn’t travel far enough to be useful. I know that all computers have a unique MAC address. … it could put a big dent in laptop burglaries if MAC addresses were truly traceable.

Is it bad if someone knows my IP?

Whatever anyone knows about an IP associated with you personally in any way is of virtually no value in bringing harm to you. On mobile devices, any IP associated with the device will be very temporary. … There is absolutely nothing that associates an IP address with any other personal information about you.