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)
routing - Cisco router on a stick with public ip wan (ISP)gateway - Network Engineering Stack Exchange
![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)