Configuring the Vigor2865 LTE router for WAN Failover - YouTube
DrayTek Vigor2865ax review | TechRadar
DrayTek Vigor 2865 Multi-WAN VDSL/ADSL Router. Load Balancing,Firewall VPN Router ideal for Superfast VDSL and Ethernet-based FTTP Fibre Broadband, Small Business and Remote Working (NON-Wireless): Amazon.co.uk: Computers & Accessories