SonicWALL PRO 4100 Getting Started Manual page 11

4. WAN Network Mode - The second WAN network mode screen configures your
WAN settings for the selection you made in the previous screen.
Static IP
The Setup Wizard screen should display:
WAN Network Mode: NAT Enabled (Static IP)
SonicWALL WAN IP
Address
WAN Subnet Mask
Gateway (Router)
Address
DNS Server Address
DNS Server Address
#2 (optional)
Click Next and proceed to step 5.
DHCP
The Setup Wizard screen should display:
WAN Network Mode: NAT with DHCP Client
If you selected DHCP, you do not need to enter any WAN networking settings. The
network settings are provisioned automatically from a DHCP server.
Click Next and proceed to step 5.
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Enter a single, static IP address. This must be in the
address range assigned to you by your ISP.
Enter the subnet mask for your network, provided by your
ISP. For example, 255.255.255.0.
Enter the IP address of your Internet gateway, provided by
your ISP.
Enter the IP address of the DNS server for your network,
provided by your ISP.
You can enter a secondary, back-up DNS server to use if
the first one fails.