HG8240H GPON ONU ONT FTTH HGU Router 4GE+2Tel SC-UPC connector Same function as HG8245H HG8247H GPON ONU ONT SFU Model - Price history & Review | AliExpress Seller - SHENZHEN WOWPHOON Store
UPC router reverse engineering - case study
Wifi Modem Connect Box instruction manual
Dashboard for Connect Box cable modems (used by UPC, Unitymedia, etc.) - links inside : r/selfhosted
Proxicast: EtherLINQ 4G/LTE SIM Router with WiFi, VPN, Firewall