User guide

VT2542 Voice Gateway User Guide 16
Overview Installation Troubleshooting Contact FAQ Glossary License
Configuration: Basic Advanced TCP/IP Wireless
WAN Setup for a Static IP Address (Cable Modem)
Type the following in dotted-decimal format as assigned by your cable provider:
Optional fields and buttons are:
Options We recommend leaving the following selected:
• NAT — Enables Network Address Translation
• Firewall — Enables the VT2542 firewall
IP Address The static IP address
Mask The subnet mask
Gateway The gateway IP address
Default Gateway The default gateway IP address
DNS 1, 2, and 3 One to three domain name server IP addresses
Override MAC If your cable or DSL provider associates a particular service to a specific device, such as your
computer, select this field and type that MAC address in the MAC field to use as a “virtual”
WAN MAC address instead of the VT2542 MAC address. By default, the MAC address printed
on the VT2542 is displayed in this field.
Restore Restores the actual VT2542 MAC address.