Scenario: Device 192.168.1.100 shall reach "target" over "master" or if interrupted over "backup"


                	           +----------+------------+ 
                             |     device            | 
                             |     192.168.1.100/24  |
			           |     GW:192.168.1.10   |
                             +----------+------------+ 
                                        | 
                                        |
                                        |
                 +----------------------+------------------------+
                 |                                               |
                 |                                               |  
      +----------+------------+                       +----------+------------+
      |   NBXXXX              | virtual device/GW     |                       |
      |   master NBXXXX       | master = 192.168.1.10 |  backup e.g. Cisco  |                 
      |   192.168.1.1/24      |                       |  192.168.1.2/24       |
      +----------+------------+                       +----------+------------+               
                 . Mobile                      		       |  ETHX
                 .                                               |
                 ..................         +--------------------+
                                  .         |
                            +-----+---------+-----+
                            |                     |
                            |       Internet      |
                            |                     |
                            +----------+----------+               
                                       |
                                       | 
                                  +----+----+
                                  |         |
                                  | target  |
                                  +---------+
 

Configuration: Redundacy                                
{{:configuration:redundancy.png?800|}}  

In order that vrrp detects a connection failure on WAN side Supervision must be activated:
{{:configuration:redundancy_superlink.png?800|}}