Specifications

Welcome to the exciting world of high-speed Internet and high-quality
digital telephone service. Your new Cisco® Model DPC3925 DOCSIS®
3.0 Wireless Residential Gateway with Embedded Digital Voice Adapter
is a cable modem that meets industry standards for high-speed data
connectivity along with reliable digital telephone service. The DPC3925
residential gateway delivers data, voice and wired (Ethernet) or wireless
gateway capabilities to support high-speed data access and cost-effective
voice services, all in one single device.
Designed for the active digital home or office, the DPC3925 integrated
router features a Dynamic Host Configuration Protocol (DHCP) server.
Network Address and Port Translation (NAT/NAPT) and a Stateful Packet
Inspection (SPI) firewall. These features allow the user to share a single high-
speed public Internet connection as well as share files and folders between
devices within the home network by attaching multiple wired and wireless
devices in the user’s home or office to the wireless residential gateway.
Consumer-friendly features like Wireless Protected Setup (WPS) and user-
configured Parental Control can protect the home network from unwelcome
intruders and family members from access to undesirable websites.
This Quick Start Guide provides procedures and recommendations
for placing, installing, configuring, operating, and troubleshooting your
DPC3925 residential gateway for high-speed Internet and digital telephone
service for your home or office. Refer to the appropriate section in this guide
for the specific information you need for your situation. Contact your service
provider for more information about subscribing to these services.
Introduction