Environment Variables

Name	Description	Default Value
DERP_HOSTNAME	Specifies the domain for the DERP server.	example.com
DERP_CERTMODE	Determines the SSL/TLS certificate management mode. Options: manual, letsencrypt	letsencrypt
DERP_ADDR	Sets the server address and port to bind to.	:443
DERP_VERIFY_CLIENTS	Whether to verify clients connecting to the DERP server. reference	false
DERP_HTTP_PORT	Sets the port for the HTTP server.	80
DERP_STUN_ENABLE	Whether to enable STUN.	true
DERP_STUN_PORT	Sets the port for the STUN server.	3478

Volumes

Name	Description
/app/certs	Directory where SSL/TLS certificates are stored.

Usage

docker run -d --name derper \
  -p 80:80 -p 443:443 -p 3478:3478/udp \
  -e DERP_DOMAIN=example.com \
  nite07/tailscale-derp-docker:latest

Adding DERP servers to your tailnet