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Multiple router setup using WAN port for uplink - Network and Wireless Configuration - OpenWrt Forum
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networking - Expanding wireless coverage: What are the differences between LAN to LAN and LAN to WAN when it comes to connecting two wireless routers? - Super User
![Amazon.com: TP-Link Safestream Multi WAN Router | 4 10/100M WAN Ports w/ Load Balance Function | Portal Authencation Access Management | Abundant Security Features | Lightning Protection(TL-R470T+) : Electronics Amazon.com: TP-Link Safestream Multi WAN Router | 4 10/100M WAN Ports w/ Load Balance Function | Portal Authencation Access Management | Abundant Security Features | Lightning Protection(TL-R470T+) : Electronics](https://m.media-amazon.com/images/I/71kKGV5HfKL.jpg)
Amazon.com: TP-Link Safestream Multi WAN Router | 4 10/100M WAN Ports w/ Load Balance Function | Portal Authencation Access Management | Abundant Security Features | Lightning Protection(TL-R470T+) : Electronics
![networking - Easiest routing solution for a typical firewall with WiFi routers setup - WAN-2-hops-away network - Server Fault networking - Easiest routing solution for a typical firewall with WiFi routers setup - WAN-2-hops-away network - Server Fault](https://i.stack.imgur.com/WadM1.png)