Source Device | Host where CSI controller is located | Host where CSI controller is located | Host where CSI node is located | Kubernetes master node |
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Source IP Address | IP address of the source device | IP address of the source device | IP address of the source device | IP address of the source device |
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Source Port | 1024 to 65536 | 1024 to 65536 | 1024 to 65536 | 1024 to 65536 |
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Destination Device | Storage device | Host where CSI controller is located | Host where CSI node is located | Host where CSI controller is located |
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Destination IP Address | Management IP address of the storage device | IP address of the destination device | IP address of the destination device | IP address of the destination device |
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Destination Port (for Listening) | 8088 | 9808 | 9800 | 4433 |
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Protocol | TCP | TCP | TCP | TCP |
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Port Description | Used to create, manage, and delete volumes | Used by Kubernetes to check the health status of CSI controller | Used by Kubernetes to check the health status of CSI node | Used to invoke webhook verification |
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Listening Port Configurable | No | No | No | Yes |
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Authentication Mode | User name and password | Certificate | Certificate | Certificate |
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Encryption Mode | TLS 1.3/TLS 1.2 | TLS 1.3/TLS 1.2 | TLS 1.3/TLS 1.2 | TLS 1.3/TLS 1.2 |
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Plane | OM | O&M plane | O&M plane | O&M plane |
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Special Scenario | None | None | None | None |
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Remarks | Enable some source ports. | | | For details about how to change the webhook port, see the CSI user guide. |
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