I got fiber optic internet and found this on the side of my house. The box wasn't locked, so anybody could just come up and plugged something into an open port and
DSL-G2452DG Dual Band Wireless AC1200 VDSL2 / ADSL2+ Modem Router with VOIP | D-Link
Fiberhome HG6821M dual band fiber optic modem - YouTube
DSL-G2452DG Dual Band Wireless AC1200 VDSL2 / ADSL2+ Modem Router with VOIP | D-Link
China Wholesale Transceiver Optical - FTTH Single Port Modem Fiber Optical Device Gpon epon ONU – HDV Manufacturer and Supplier | HDV