tldr/pages/common/fastd.md

fastd

VPN daemon. Works on Layer 2 or Layer 3, supports different encryption methods, used by Freifunk. See also: ivpn, mozillavpn, mullvad, warp-cli. More information: https://fastd.readthedocs.io/en/stable/.

• Start fastd with a specific configuration file:

fastd {{[-c|--config]}} {{path/to/fastd.conf}}

• Start a Layer 3 VPN with an MTU of 1400, loading the rest of the configuration parameters from a file:

fastd {{[-m|--mode]}} {{tap}} {{[-M|--mtu]}} {{1400}} {{[-c|--config]}} {{path/to/fastd.conf}}

• Validate a configuration file:

fastd --verify-config {{[-c|--config]}} {{path/to/fastd.conf}}

• Generate a new keypair:

fastd --generate-key

• Show the public key to a private key in a configuration file:

fastd --show-key {{[-c|--config]}} {{path/to/fastd.conf}}

• Show the current version:

fastd {{[-v|--version]}}