ZyXEL Communications P-2602R-DxA Series - Manual (Page 301)

P-2602R/RL-DxA Series User’s Guide
Appendix G Triangle Route 301
Gateways on the WAN Side
A second solution to the “triangle route” problem is to put all of your network gateways on the
WAN side as the following figure shows. This ensures that all incoming network traffic passes
through your ZyXEL Device to your LAN. Therefore your LAN is protected.
Figure 173 Gateways on the WAN Side