ZyXEL Communications HS100/HS100W manual Configuring a Server behind NAT

HomeSafe User’s Guide

Table 25-4 Menu 15.1.1.1 Editing/Configuring an Individual Rule in a Set

FIELD	DESCRIPTION	EXAMPLE
	Server.
Start	This is the starting local IP address (ILA).	0.0.0.0
End	This is the ending local IP address (ILA). If the rule is for all local IPs,	N/A
	then put the Start IP as 0.0.0.0 and the End IP as 255.255.255.255. This
	field is N/A for One-to-One and Server types.
Global IP
Start	This is the starting inside global IP address (IGA). If you have a dynamic	0.0.0.0
	IP, enter 0.0.0.0 as the Global IP Start. Note that Global IP Start can be
	set to 0.0.0.0 only if the types are Many-to-Oneor Server.
End	This is the ending inside global IP address (IGA). This field is N/A for	N/A
	One-to-One,Many-to-One and Server types.

When you have completed this menu, press [ENTER] at the prompt “Press ENTER to confirm or ESC to cancel” to save your configuration or press [ESC] to cancel and go back to the previous screen.

25.4 Configuring a Server behind NAT

Follow these steps to configure a server behind NAT:

Step 1. Enter 15 in the main menu to go to Menu 15 - NAT Setup.

Step 2. Enter 2 to display Menu 15.2 - NAT Server Setup as shown next.

	Menu 15.2 - NAT Server Setup
Rule	Start Port No.	End Port No.	IP Address

---------------------------------------------------

1.	Default	Default	0.0.0.0
2.	21	25	192.168.1.33
3.	0	0	0.0.0.0
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.	0	0	0.0.0.0

Press ENTER to Confirm or ESC to Cancel:

Figure 25-8 Menu 15.2.1 NAT Server Setup

Step 3. Enter a port number in an unused Start Port No field. To forward only one port, enter it again in the End Port No field. To specify a range of ports, enter the last port to be forwarded in the End Port No field.

Step 4. Enter the inside IP address of the server in the IP Address field. In the following figure, you have a computer acting as an FTP, Telnet and SMTP server (ports 21, 23 and 25) at 192.168.1.33.

Step 5. Press [ENTER] at the “Press ENTER to confirm …” prompt to save your configuration after you define all the servers or press [ESC] at any time to cancel.

You assign the private network IP addresses. The NAT network appears as a single host on the Internet. A is the FTP/Telnet/SMTP server.

25-6 NAT