How many uplink connections does 70xx series of branch office controllers support ?
The Branch controller can have up to 4 Uplinks which can be wired, PPoE and/or Cellular.
In the screenshot below the Primary Wired uplink (VLAN 4094) with the highest priority (200) is reachable and in use. The secondary wired uplink (VLAN 4092) has a priority of 150 and is in Standby mode. The cellular link is never used until both the wired uplink's are down. It has the lowest priority.