[FEATURE] Add subheader describing gateway behavior.
[FEATURE] Add subheader describing gateway behavior.

xdv/gatewayd,xdv/gatewayd,Parkjeahwan/awegeeks,Parkjeahwan/awegeeks,zealord/gatewayd,crazyquark/gatewayd,crazyquark/gatewayd,whotooktwarden/gatewayd,zealord/gatewayd,whotooktwarden/gatewayd