Service Features
For more details on this topic, see Residential gateway.Apart from connecting to a DSL service, many modems offer additional integrated features, forming a residential gateway:
- ADSL2 or ADSL2+ support
- Router functionality that includes Network Address Translation (NAT) to share a single IPv4 address.
- An 802.11b, 802.11g or 802.11n wireless access point
- A built-in switch (typically 4 ports)
- Virtual Private Network termination
- Dynamic Host Configuration Protocol (DHCP) server
- Dynamic DNS (Domain Name System) clients
- Voice over Internet Protocol functionality including Quality of Service (priority control for data flows between users)
Read more about this topic: DSL Modem
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