(3.4.2.5) High Availability (HA) / Duplex Deployment
In Duplex mode, there are two types of supported configurations.
Active-Passive (Primary / Secondary) Setup
A primary/secondary configuration setup where one Connector works as a primary server while the other (secondary) is available as a standby server (from a Disaster Recovery site)
Figure 1.1
Active-Active Setup
In this mode, both Connector instances are active and serving clients and one instance serves as the backup / secondary for the other.
Figure 1.2