ZyXEL Communications NBG420N - Manual (Page 145)

Chapter 11 Network Address Translation (NAT)
NBG420N User’s Guide
145
Incoming Incoming is a port (or a range of ports) that a server on the WAN uses when it
sends out a particular service. The NBG420N forwards the traffic with this port (or
range of ports) to the client computer on the LAN that requested the service.
Start Port Type a port number or the starting port number in a range of port numbers.
End Port Type a port number or the ending port number in a range of port numbers.
Trigger The trigger port is a port (or a range of ports) that causes (or triggers) the
NBG420N to record the IP address of the LAN computer that sent the traffic to a
server on the WAN.
Start Port Type a port number or the starting port number in a range of port numbers.
End Port Type a port number or the ending port number in a range of port numbers.
Apply Click Apply to save your changes back to the NBG420N.
Reset Click Reset to begin configuring this screen afresh.
Table 55 Network > NAT > Advanced
LABEL DESCRIPTION