Edimax Technology EW-7303 APn V2 - Manual (Page 26)

4.3.2 Operation Mode
a. Bridge:
The Bridge mode allows that all Ethernet and wireless interfaces are bridged into
a single bridge interface.
b. Gateway:
The Gateway mode allows that the first Ethernet port is treated as WAN port and
the Ethernet port and the wireless interface are bridged together and are treated as
LAN ports.