ZyXEL Communications NBG-420N, Quick Start Manual, Page: 9 / 85

ENGLISH
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7 Click Next to go to section 3.4 .
3.4 WAN IP Address
• If your ISP did not assign you a fixed IP address, select Get automatically from your ISP
and click Next to go to section 3.5 .
• If your ISP gave you a fixed IP address:
1 Select Use fixed IP address provided by your ISP . Click Next .
2 In the next screen type the WAN IP address, WAN IP Subnet Mask and the gateway IP
address given by your ISP.
If you were given DNS server settings, type them in the fields. Otherwise leave the default
settings and click
Next.
3.5 WAN MAC Address
A MAC address is a number which uniquely identifies a device on any network. Set the
WAN port’s MAC address by either using your device’s factory assigned default MAC
address or cloning the MAC address of a computer on your LAN. By default, the NBG420N
uses the factory assigned MAC address to identify itself on the WAN.