Power Over Ethernet Router Conversion : 4 Steps (with Pictures) - Instructables
Power Over Ethernet - PoE | NETGEAR
Ubiquiti ER-X EdgeRouter X Gigabit Ethernet Router
Amazon.com: Mikrotik RouterBoard RB750UPr2 hEX PoE lite is a Small 5 Port Router, 1 USB 2.0 Port and PoE Output. Ports 2-5 can Power Other PoE Capable Devices with The Same Voltage