The Secondary WAN provides a backup WAN link via the Bumblebee CPE's ETH3 interface to increase a site's Internet uptime. When the primary WAN (ETH0) goes down, the Bumblebee CPE automatically begins forwarding traffic through the Secondary WAN. The Secondary WAN can be from a different ISP. Below is a deployment diagram. The Secondary WAN deployment diagram Deployment Requirements The primary WAN (ETH0) should be in Pass Through Mode, for example, a /29 DIA circuit. The seco