Voice Gateway User Guide

VT2142 Voice Gateway User Guide 19
Overview Installation Troubleshooting Contact FAQ Glossary License
Configuration: Basic Advanced TCP/IP
WAN Setup for DHCP (Cable Modem)
Optional fields and buttons are:
If you are connecting to a virtual private network (VPN) only, set the PPTP Settings (see page 18).
Options We recommend leaving the following selected:
• NAT — Enables Network Address Translation
• Firewall — Enables the VT2142 firewall
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 VT2142 MAC address. By default, the MAC address printed
on the VT2142 is displayed in this field.
Restore Restores the actual VT2142 MAC address.
Renew Requests a new WAN IP address for your VT2142 from the DHCP server at Vonage.
Release Releases the VT2142 WAN IP address.