ZyXEL Communications ZyXEL ZyWALL 2WG - Manual (Page 143)

Chapter 8 WAN Screens
ZyWALL 2WG User’s Guide
143
8.11 WAN 1
To change your ZyWALL's WAN 1 ISP, IP and MAC settings, click NETWORK > WAN >
WAN 1. The screen differs by the encapsulation.
"
The WAN 1 and WAN 2 IP addresses of a ZyWALL with multiple WAN
interfaces must be on different subnets.
8.11.1 WAN Ethernet Encapsulation
For ISPs (such as Telstra) that send UDP heartbeat packets to verify that the customer is still
online, please create a WAN-to-WAN/ZyWALL firewall rule for those packets. Contact your
ISP to find the correct port number.
The screen shown next is for Ethernet encapsulation.
Figure 67 NETWORK > WAN > WAN 1 (Ethernet Encapsulation)