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Prestige 314 PLUS Broadband Sharing Gateway with 4-Port Switch
4-16 NAT
Figure 4-11 Multiple Servers Behind NAT Example
4.3.3 Trigger Port Setup
The following is an example of trigger port forwarding.
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Figure 4-12 Trigger Port Forwarding Process: Example
1. Jane requests a file from the Real Audio server (port 7070).
2. Port 7070 is a “trigger” port and causes the Prestige to record Jane’s computer IP address. The Prestige
associates Jane's computer IP address with the "incoming" port range of 6970-7170.
3. The Real Audio server responds using a port number ranging between 6970-7170.