> For the complete documentation index, see [llms.txt](https://doc.datagram.network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.datagram.network/documentation/whitepaper/3.-datagram-architecture.md).

# 3. Datagram Architecture

- [3.1. The Datagram Node Network & Fabric Networks](https://doc.datagram.network/documentation/whitepaper/3.-datagram-architecture/3.1.-the-datagram-node-network-and-fabric-networks.md)
- [3.2. Datagram Core Substrate DCS: The Connectivity Layer](https://doc.datagram.network/documentation/whitepaper/3.-datagram-architecture/3.2.-datagram-core-substrate-dcs-the-connectivity-layer.md)
- [3.3. The Hyper Network Layer](https://doc.datagram.network/documentation/whitepaper/3.-datagram-architecture/3.3.-the-hyper-network-layer.md)