How IP address are allocated to user?

Your IP address is assigned to your device by your ISP. Your internet activity goes through the ISP, and they route it back to you, using your IP address. Since they are giving you access to the internet, it is their role to assign an IP address to your device. However, your IP address can change.

Can multiple users have the same IP address?

As I understand it, two computers cannot have the same public (external) IP address unless they are connected via the same router. If they are connected via the same router, then they can have (share) the same public IP address yet have different private (local) IP addresses.

How many users can use an IP address?

7 Answers. There is no limit to the number of computers, however there is a limit to the number of simultaneous connections because of the possibility of ephemeral port exhaustion. More computers usually means more connections so there is a practical limit to how many computers will typically share the same IP address.

How many IP addresses can one device have at the same time?

Yes, a computer can use two IP Addresses.

Why does my laptop have 2 IP addresses?

It’s most likely the PC has picked up a different IP address from the DHCP server, mostly after the one it had was reissued to another device. If you have a reasonably short lease, or the device was not connected for some time, this is possible.

Who assigns IP address?

the Internet Assigned Numbers Authority
IP addresses are managed by the Internet Assigned Numbers Authority (IANA), which has overall responsibility for the Internet Protocol (IP) address pool, and by the Regional Internet Registries (RIRs) to which IANA distributes large blocks of addresses.

Can a single IP address be assigned to more than one device?

Generally speaking, in a single local network (i.e. flat network or VLAN) a single IP address can only be assigned to one interface/device at any given time. The reason why is that other devices need to learn a correlation between a MAC address and an IP address. This is what the ARP process provides.

How many IPs can be assigned to a subnet?

Actually 253 IPs (256–3) can be assigned for regular hosts in a /24 subnet. 192.168.100.0 is usually reserved as the network address. 192.168.100.1 is the gateway/router – this is a convention, it can be any of the IPs. 192.168.100.2–.254 can be used for hosts (253 hosts)

What are the benefits of the private IP address ranges?

One of the benefits of the Private IP Address ranges is that they can be assigned many times. They are used by just about every home and company on the Internet. They cannot be routed on the Internet for the reason that they are the same addresses used in many places.

How many hosts can I have on a single network?

It is not routable. This means that you can have 254 hosts at your house using this network address and I can have another 254 hosts at my house using the same address. So, 254 hosts on a single network, but an unlimited number of local, internal networks using this address.