# Tailscale Authors - What Firewall Ports Should I Open to Use Tailscale (Highlights) ![rw-book-cover|256](https://readwise-assets.s3.amazonaws.com/static/images/article0.00998d930354.png) ## Metadata **Cover**:: https://readwise-assets.s3.amazonaws.com/static/images/article0.00998d930354.png **Source**:: #from/readwise **Zettel**:: #zettel/fleeting **Status**:: #x **Authors**:: [[Tailscale Authors]] **Full Title**:: What Firewall Ports Should I Open to Use Tailscale? **Category**:: #articles #readwise/articles **Category Icon**:: 📰 **URL**:: [tailscale.com](https://tailscale.com/kb/1082/firewall-ports/) **Host**:: [[tailscale.com]] **Highlighted**:: [[2022-05-02]] **Created**:: [[2022-09-26]] ## Highlights - If two of your devices are on difficult networks, allowing connections to UDP port 41641 on one of them may help Tailscale make a peer-to-peer connection, rather than falling back to a relay.