> For the complete documentation index, see [llms.txt](https://docs.ethernity.cloud/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ethernity.cloud/ethernity-node/firewall.md).

# Firewall Rules

No special firewall rules are required for an Ethernity node.

For a better performance of the underlying IPFS component, is recommended to allow port 4001.

Also if your node is behind a router, is recommended to forward port 4001.