Failover vs High Availability: What Home Needs
Failover and high availability solve different problems, and confusing them is the most expensive planning mistake in home networking. Failover…
Category: Multi-WAN & Failover
Best LTE/5G Modems for a Failover WAN
The best modem for a failover WAN is the cheapest device that supports bridge mode, covers your carrier’s bands, and…
Policy-Based Routing: Send VLANs Out a Chosen WAN
Policy-based routing lets you write a firewall rule that says “traffic from this VLAN leaves through this specific WAN,” overriding…
Load Balancing Two Internet Connections: Speed Myth
No — running two internet connections through a load balancer does not double the speed of a single download: two…
Internet Failover With a 5G or LTE Backup Modem
A 5G or LTE modem makes an almost perfect internet backup because it reaches the network over a completely different…
Gateway Monitoring & Dpinger: How Failover Decides
Failover decides a link is down using a small daemon called dpinger, which fires roughly one probe per second at…
Setting Up Multi-WAN Failover in OPNsense
Setting up multi-WAN failover in OPNsense takes four steps: assign the second WAN interface, define a gateway on each WAN,…
Multi-WAN & Internet Failover: A Home Network Guide
Multi-WAN failover means running two internet connections into one firewall so that when the primary line dies, traffic reroutes to…