![Public IP address and DDNS: what it is, how to check and set it to reach devices in LAN from WAN - Spaceclick Public IP address and DDNS: what it is, how to check and set it to reach devices in LAN from WAN - Spaceclick](https://www.spaceclick.com/wp-content/uploads/2020/11/ddns-eng.png)
Public IP address and DDNS: what it is, how to check and set it to reach devices in LAN from WAN - Spaceclick
![ipv4 - Assign a new public and static IP to a router behind my main router - Network Engineering Stack Exchange ipv4 - Assign a new public and static IP to a router behind my main router - Network Engineering Stack Exchange](https://i.stack.imgur.com/KRlLQ.png)
ipv4 - Assign a new public and static IP to a router behind my main router - Network Engineering Stack Exchange
![Access my local network from internet without public IP - Network and Wireless Configuration - OpenWrt Forum Access my local network from internet without public IP - Network and Wireless Configuration - OpenWrt Forum](https://forum.openwrt.org/uploads/default/original/3X/1/2/122bb3f825db210e8b49bbdb81a9eea7c95dddf2.jpeg)
Access my local network from internet without public IP - Network and Wireless Configuration - OpenWrt Forum
Example for Configuring Extranet Users to Access Intranet Servers Using a Reserved Public IP Address - AR100-S, AR110-S, AR120-S, AR150-S, AR160-S, AR200-S, AR1200-S, AR2200-S, and AR3200-S CLI-based Typical Configuration Examples - Huawei
![routing - Cisco router on a stick with public ip wan (ISP)gateway - Network Engineering Stack Exchange routing - Cisco router on a stick with public ip wan (ISP)gateway - Network Engineering Stack Exchange](https://i.stack.imgur.com/npp7X.png)