Change IP Address

There are various reasons why people would want to change IP Addresses. It may be used to fix a network related issue. Some software may require one to have their IP addresses within a specific range of numbers. Others might want to change it for security purposes. Sometimes changing it would be required to avoid hostile software like viruses and spyware. Whatever reason, someone has already asked how can I change my IP address?

Walking Through Networking Fundamentals

There are a few basics one must understand before you change IP addresses. Your computer’s IP address is assigned to you from your Internet Service Provider. You can either get a static IP address or a dynamic IP address. Simply put, you are assigned either get one or the other depending on the account you signed up with.

Dynamic IP addresses are addresses that are random and change after a specific amount of time. Static IP addresses are permanently assigned to you from your service provider and do not change. Usually, if you sign up for a business account, which is usually more expensive, you’ll get a static IP address. With a business account you’ll usually have to call your service provider to change IP addresses.

As you might have guessed, since dynamic IP addresses are randomly assigned, you won’t have to call your ISP to change IP addresses. You can try the suggestions we have below to get a new IP address.

Changing IP Addresses over a PPPoE Connection

Simply put, if you have to log in with a user name and password to connect to the Internet then you have a PPPoE connection. To change IP addresses with this type of connection, all you need to do is to log off and log back in. Every time you log in you are assigned a new address.

Changing IP Addresses over a DHCP Connection

A DHCP connection, in layman’s terms, is the opposite of a PPPoE connection. You don’t need to log in or log out to get connected. All you have to do is to turn on your modem and then you are assigned an IP address automatically. To change IP addresses over this connection all you have to do is to power cycle your modem.

Changing IP Addresses in Windows

To get a new IP address in Windows, right click ‘My Network Places’ or ‘Network Neighborhood’ on your desktop and click ‘Properties’. Then, right click on ‘Local Area Connection’ in the next window and select ‘Properties’. You then click ‘Internet Protocol (TCP/IP)’; in the next window and click ‘Properties’. Select ‘Use the following IP address’ and fill out the numbers for the boxes in this window. Click ‘OK’ on this and the next window. Repeat the same steps except that you will select ‘Obtain an IP address automatically’ in the Internet Protocol (TCP/IP) Properties window.

Changing IP Addresses in Linux

To get a new address in Linux, you start by going to the command prompt. You then move to the directory /etc/sysconfig/network. Your next step is to adjust your network settings in the interfaces file.