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Table 13 Configuration > WAN > NAT > General (continued)
LABEL
Apply
Cancel
6.5.2 Port Trigger Screen
To change your EMG2881-T20A's trigger port settings, click Configuration > WAN > NAT > Port Trigger. The
screen appears as shown.
Note: Only one LAN computer can use a trigger port (range) at a time.
Figure 19 Configuration > WAN > NAT > Port Trigger
The following table describes the labels in this screen.
Table 14 Configuration > WAN > NAT > Port Trigger
LABEL
Port Trigger Rules (Max Limit : 32)
#
Name
Incoming Port
End Port
Trigger Port
End Port
Add
Delete
Apply
Cancel
6.5.3 Passthrough Screen
To change your EMG2881-T20A's VPN passthrough settings, click Configuration > WAN > NAT >
Passthrough. The screen appears as shown.
Chapter 6 WAN
DESCRIPTION
Click Apply to save your changes back to the EMG2881-T20A.
Click Cancel to begin configuring this screen afresh.
DESCRIPTION
This is the rule index number (read-only).
Type a unique name (up to 15 characters) for identification purposes. All characters are
permitted - including spaces.
Incoming is a port (or a range of ports) that a server on the WAN uses when it sends out a
particular service. The EMG2881-T20A forwards the traffic with this port (or range of ports) to
the client computer on the LAN that requested the service.
Type a port number or the starting port number in a range of port numbers.
Type a port number or the ending port number in a range of port numbers.
The trigger port is a port (or a range of ports) that causes (or triggers) the EMG2881-T20A to
record the IP address of the LAN computer that sent the traffic to a server on the WAN.
Type a port number or the starting port number in a range of port numbers.
Type a port number or the ending port number in a range of port numbers.
Click
to add the rule in the port trigger summary table.
Click
to remove a rule.
Click Apply to save your changes back to the EMG2881-T20A.
Click Cancel to begin configuring this screen afresh.
EMG2881-T20A User's Guide
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