Chapter 4 Tutorials
3c In the Source Address section, select Single Address and enter the IP address of the computer that you allow to access the ZyXEL Device from the Internet. Click Add. Select Any in the Source Address List and click Delete.
Note: If the computer gets a different IP address, this firewall rule will not work.
3d In the Service section, select HTTP(TCP:80) in the Available Services field and click Add. Select Any(UDP) and Any(TCP) and click Remove one-
a.b.c.d
3e Click Apply.
4.6.4 Testing the DDNS Setting
Now you should be able to access the ZyXEL Device from the Internet. To test this:
1Open a web browser on the computer (using the IP address a.b.c.d) that is connected to the Internet.
2Type http://zyxelrouter.dyndns.org and press [Enter].
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