strelaysrv(1) on Linux
The text c26a22c5459f, as Debian 9 (Stretch) shipped it.
Syncthing Relay Server
Flags it lists
-
-debug -
-ext-address -
-global-rate -
-keys -
-message-timeout -
-network-timeout -
-per-session-rate -
-ping-interval -
-provided-by