Ingress Load Balancing

Please note that this section only applies to Docker Swarm.

Types of mode

Swarm supports two ways of publishing services to external clients:

• Ingress mode (default)

• Host mode

External clients can access ingress mode services via any swarm node — even nodes not hosting a service replica. However, they can only access host mode services via nodes running replicas. The figure below shows both modes.

Ingress mode is the default, meaning any time you create a service with -p or --publish, Docker will publish it in ingress mode. If you want to publish a service in host mode, you’ll need to use the ...