系统的私有 IP 地址是用于在同一网络内进行通信的 IP 地址。使用私有 IP 数据或信息可以在同一网络内发送或接收。
系统的公共IP地址是用于与网络外部通信的IP地址。公共IP地址基本上是由ISP(Internet Service Provider)分配的。
私有和公共 IP 地址之间的区别:
PRIVATE IP ADDRESS | PUBLIC IP ADDRESS |
---|---|
Scope is local. | Scope is global. |
It is used to communicate within the network. | It is used to communicate outside the network. |
Private IP addresses of the systems connected in a network differ in a uniform manner. | Public IP may differ in uniform or non-uniform manner. |
It works only in LAN. | It is used to get internet service. |
It is used to load network operating system. | It is controlled by ISP. |
It is available in free of cost. | It is not free of cost. |
Private IP can be known by entering “ipconfig” on command prompt. | Public IP can be known by searching “what is my ip” on google. |
Range:
|
Range: Besides private IP addresses, rest are public. |
Example: 192.168.1.10 | Example: 17.5.7.8 |