Identity

Unit: tailscaled.service
CLI: tailscale (client commands) + tailscaled (daemon)
Config: /etc/default/tailscaled (daemon flags); ACLs managed via Tailscale admin console (HuJSON)
State: /var/lib/tailscale/
Logs: journalctl -u tailscaled
Install: curl -fsSL https://tailscale.com/install.sh | sh (review before running) or package repo at pkgs.tailscale.com

Key Operations

Goal	Command
Authenticate / bring up	`tailscale up`
Authenticate headless	`tailscale up --authkey=<key>`
Check status	`tailscale status`
Show Tailscale IP	`tailscale ip -4`
Ping a peer	`tailscale ping <peer-name-or-ip>`
Bring interface down	`tailscale down`
Deauthenticate device	`tailscale logout`

Related skills