The following table lists the default ports used by YARN.
| Service | Servers | Default Ports Used | Protocol | Description | Need End User Access? | Configuration Parameters |
| YARN Resource Manager | 8025 | yarn.resourcemanager.resource-tracker.address
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| YARN RM Admin | 8141 | The address of the RM admin interface | yarn.resourcemanager.admin.address
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| Container Manager | 0.0.0.0:45454 | The address of the container manager in the NameNode | yarn.nodemanager.address
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| Applications Manager | 8050 | The address of the applications manager interface in the RM. | yarn.resourcemanager.address
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