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Private and Public IP Addresses (view source)
Revision as of 10:37, 4 June 2022
, 10:37, 4 June 2022no edit summary
A router or another Internet- capable machine will typically have two types of network interfaces: <i>internal</i> & <i>external</i>.
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Any network interface must have an IP address in order to communicate inside or outside of the network. There are two types of IP addresses (in terms of accessibility, uniqueness & naming conventions): <b>public</b> and <b>private</b>.
Any network interface must have an IP address in order to communicate inside or outside of the network.
==Public IP address==
==Public IP address==
An IP address is a number used to identify a host on an IP (Internet Protocol) network. In order to successfully communicate on the Internet or any other computer network, a machine must have a network interface and an IP address assigned to it that is unique to that network.
An <b>IP address</b> is a number used to identify a host on an IP (Internet Protocol) network. In order to successfully communicate on the Internet or any other computer network, a machine must have a network interface and an IP address assigned to it that is unique to that network.
A <b>public</b> IP address is an IP address that is unique to the entire Internet. Public IPs can be accessed globally; therefore, they are often used by publicly accessible entities such as websites, DNS and VPN servers, etc.
A <b>public</b> IP address is an IP address that is unique to the entire Internet. Public IPs can be accessed globally; therefore, they are often used by publicly accessible entities such as websites, DNS and VPN servers, etc.