Integrating load balancers into the network
When using the HAProxy driver, load balancers are implemented in one-arm mode. In the one-arm mode, a load balancer is not in the path of normal traffic to the pool members. The load balancer has a single interface for ingress and egress traffic to and from clients and pool members.
A logical diagram of a load balancer in one-arm mode can be seen in Figure 10.1:
Figure 10.1
In Figure 10.1, a load balancer is configured in one-arm mode and resides in the same subnet as the servers that it is balancing traffic to.
As a load balancer in one-arm mode is not the gateway for the pool members that it is sending traffic ...
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