Blockchain//Besu//Node Roles//Bootnode

- In a Besu network: other nodes list its enode in `--bootnodes` — discovery entry point.

In a Besu network: other nodes list its enode in --bootnodes — discovery entry point.

Not a special node type — any node can be a bootnode if others point to it.

One node can wear multiple hats (bootnode + validator + RPC), but separation is more secure.

Ideal: dedicated bootnode with no RPC — only P2P connectivity, minimal attack surface.