# Page Not Found

The URL `manuals/connection/opc-ua` does not exist.

You might be looking for one of these pages:
- [Connect Hub](https://docs.buildings.ability.abb/collection/mandatory-base/platform-core/connect-hub.md)
- [OpenBOS](https://docs.buildings.ability.abb/collection/getting-started/3.-connecting-data-sources/openbos.md)
- [Start Page](https://docs.buildings.ability.abb/collection/mandatory-base/platform-core/workspace-and-identity/home-page.md)
- [Device Simulator](https://docs.buildings.ability.abb/collection/mandatory-base/assets/attribute-functions/device-simulator.md)
- [Asset Data](https://docs.buildings.ability.abb/collection/mandatory-base/assets/asset-data.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.buildings.ability.abb/collection/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.buildings.ability.abb/collection/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/collection/mandatory-base/platform-core/connect-hub.md`)
- Use `Accept: text/markdown` header for content negotiation