Chapter 14. Reference

Find information about Data Grid services and clusters that you create with Data Grid Operator.

14.1. Network Services
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Internal service

Allow Data Grid nodes to discover each other and form clusters.
Provide access to Data Grid endpoints from clients in the same OpenShift namespace.

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Service	Port	Protocol	Description
`<cluster_name>`	`11222`	TCP	Internal access to Data Grid endpoints
`<cluster_name>-ping`	`8888`	TCP	Cluster discovery

External service

Provides access to Data Grid endpoints from clients outside OpenShift or in different namespaces.

Note

You must create the external service with Data Grid Operator. It is not available by default.

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Service	Port	Protocol	Description
`<cluster_name>-external`	`11222`	TCP	External access to Data Grid endpoints.

Cross-site service

Allows Data Grid to back up data between clusters in different locations.

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Service	Port	Protocol	Description
`<cluster_name>-site`	`7900`	TCP	JGroups RELAY2 channel for cross-site communication.