Network Dormant Period:
the time interval in seconds for the router to
send a null data packet over the mobile network to avoid the
connection going into dormancy in case of no data activity during the
period. For UDP protocol only.
Keep Alive:
when enabled, the router will send a dummy UDP packet
to the remote device to avoid dormancy in the remote device. For UDP
protocol only.
Wake Up:
the time interval in seconds for the router to send Keep Alive
dummy packet. Only available when Keep Alive is enabled.