Update private-endpoint-overview.md

[jhalbig-hsa]

Telnet is inherently insecure, outdated and must be installed. Conversely, Test-NetConnection is available since PowerShell 5.1 and can be used immediately. This documentation change will improve the user experience by simplifying the testing method.

[learn-build-service-prod]

Learn Build status updates of commit b8d2335:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
azure-sql/database/private-endpoint-overview.md	⚠️Warning		Details

azure-sql/database/private-endpoint-overview.md

• Line 108, Column 1: [Warning: file-not-found - See documentation] Invalid file link: '[/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/cc754293(v=ws.10)](https://learn.microsoft.com/en-us/powershell/module/nettcpip/test-netconnection'.
• Line 110, Column 56: [Warning: disallowed-html-tag - See documentation] HTML tag 'SQL' isn't allowed. Replace it with approved Markdown or escape the brackets if the content is a placeholder.
• Line 108, Column 1: [Suggestion: docs-link-absolute - See documentation] Absolute link '[/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/cc754293%28v%3dws.10%29](https://learn.microsoft.com/en-us/powershell/module/nettcpip/test-netconnection?view=windowsserver2025-ps)' will be broken in isolated environments. Replace with a relative link.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
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[v-dirichards]

Thank you for your contribution. Would you take a moment to sign the Contributor License Agreement (CLA)? After the CLA is signed, someone can review your pull request. Thanks!

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[v-dirichards]

Closing/reopening to check CLA status

[v-dirichards]

Closing pending CLA completion.

[learn-build-service-prod]

Learn Build status updates of commit b8d2335:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
azure-sql/database/private-endpoint-overview.md	⚠️Warning		Details

azure-sql/database/private-endpoint-overview.md

• Line 108, Column 1: [Warning: file-not-found - See documentation] Invalid file link: '[/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/cc754293(v=ws.10)](https://learn.microsoft.com/en-us/powershell/module/nettcpip/test-netconnection'.
• Line 110, Column 56: [Warning: disallowed-html-tag - See documentation] HTML tag 'SQL' isn't allowed. Replace it with approved Markdown or escape the brackets if the content is a placeholder.
• Line 108, Column 1: [Suggestion: docs-link-absolute - See documentation] Absolute link '[/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/cc754293%28v%3dws.10%29](https://learn.microsoft.com/en-us/powershell/module/nettcpip/test-netconnection?view=windowsserver2025-ps)' will be broken in isolated environments. Replace with a relative link.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel