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NAT loopback
Document Date and version | 2022.04.04 |
Tested on ONT HALNy series V3.X.X | Supported on Version: V3.0.21/V3.1.21 |
Revision | 1 |
Let us know how to improve below document on: support@halny.com |
ONT/routers series V3.X.X supports NAT loopback (or harpin NAT) function, which allows LAN users to communicate with DMZ host using it’s WAN IP/domain name instead of LAN IP.
![](https://halny.com/wp-content/uploads/2022/04/image-9.png)
New inserted rules are displayed in table below:
![](https://halny.com/wp-content/uploads/2022/04/image-10.png)
HL-4GXV-F
![](https://halny.com/wp-content/uploads/2022/04/image-11.png)
New inserted rules are displayed in table below:
![](https://halny.com/wp-content/uploads/2022/04/image-12.png)
![](https://halny.com/wp-content/uploads/2018/09/Logotyp_Halny_-1024x378.jpg)