Chapter 17 Network Address Translation (NAT)
Click ADVANCED > NAT > Port Triggering to open the following screen. Use this screen to change your ZyWALL’s trigger port settings.
Figure 251 ADVANCED > NAT > Port Triggering
The following table describes the labels in this screen.
Table 120 ADVANCED > NAT > Port Triggering
LABEL | DESCRIPTION |
WAN | Select the WAN interface for which you want to view or configure address mapping |
Interface | rules. |
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# | This is the rule index number |
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Name | Type a unique name (up to 15 characters) for identification purposes. All characters |
| are permitted - including spaces. |
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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 ZyWALL forwards the traffic with this port (or range of |
| ports) to the client computer on the LAN that requested the service. |
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Start Port | Type a port number or the starting port number in a range of port numbers. |
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End Port | Type a port number or the ending port number in a range of port numbers. |
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Trigger | The trigger port is a port (or a range of ports) that causes (or triggers) the ZyWALL to |
| record the IP address of the LAN computer that sent the traffic to a server on the WAN. |
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Start Port | Type a port number or the starting port number in a range of port numbers. |
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End Port | Type a port number or the ending port number in a range of port numbers. |
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Apply | Click Apply to save your changes back to the ZyWALL. |
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Reset | Click Reset to begin configuring this screen afresh. |
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ZyWALL 2WG User’s Guide |
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