Ubiquiti Networks NanoBridgM - Manual (Page 4)

NBM900 Ports
RP-SMA LAN Reset
RP-SMA Connector This connector can be used to connect
an external antenna.
LAN Port The 10/100 Ethernet port is used to connect the
power and should be connected to the LAN and DHCP server.
Reset Button To reset to factory defaults, press and hold the
Reset button for more than 10 seconds while the NanoBridge is
already powered on.