ZyXEL P-314Plus User Guide - Page 86
Example 4: NAT Unfriendly Application Programs, Step 8., Example 3: Menu 15.2
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Prestige 314 PLUS Broadband Sharing Gateway with 4-Port Switch Step 8. Now enter 2 from this menu and configure it as shown in Figure 4-21. Menu 15.2 - NAT Server Setup Rule Start Port No. End Port No. IP Address 1. Default Default 0.0.0.0 2. 80 80 192.168.1.21 3. 25 25 192.168.1.20 4. 0 0 0.0.0.0 5. 0 0 0.0.0.0 6. 0 0 0.0.0.0 7. 0 0 0.0.0.0 8. 0 0 0.0.0.0 9. 0 0 0.0.0.0 10. 0 0 0.0.0.0 11. 0 0 0.0.0.0 12. 1026 1026 RR Reserved Press ENTER to Confirm or ESC to Cancel: Figure 4-21 Example 3: Menu 15.2 4.4.4 Example 4: NAT Unfriendly Application Programs Some applications do not support NAT Mapping using TCP or UDP port address translation. In this case it is better to use Many-One-to-One mapping as port numbers do not change for this mapping type. The following figure illustrates this. 4-24 NAT