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8-Port VoIP Station Gateway

The D-Link DVG-5121SP 2-port VoIP Telephone Adapter (TA) allows you to take advantage of your DSL/cable modem connection to make inexpensive Internet phone calls. It combines the industry’s latest Voice over the IP network technology with advanced communication features, and is compatible with industry-wise phone service. With two FSX phone ports, this VoIP TA connects you to two ordinary phone sets to let you make two simultaneous phone calls. It provides two simultaneous phone calls. It provides  simultaneous phone calls. It provides a lifeline to relay your outgoing phone calls to PSTN automatically, so your phone connection is guaranteed even when a power down at home or the offce occurs, or when your VoIP service is not available.

The DVG-5121SP incorporates Quality of Service (QoS) to ensure that voice received through the Internet is the same as or even surpasses that received on the ordinary phone. It supports many useful functions such as call transfer, caller ID display, 3-way conference, phone book, speed dialing and hot lines to make it convenient to dial out or answer phone calls.

The DVG-5121SP integrates a router function into the same box, so you can surf web pages, watch video or play on-line games while making Internet phone calls. You do this by connecting your PC to the LAN of this VoIP TA, or by connecting multiple computers to this LAN port through an Ethernet switch. This device provides priority queues to streamline traffc to let you experience superior video and on-line games.

The DVG-5121SP supports voice VLAN to isolate your voice communication so it cannot be tapped over the network. It provides NAT frewall to protect your network from Internet intruders. For access control, it flters users’ packets with port-based, MAC-based and IP-based flters. Parental control allows you to block undesired web sites and set time schedule for Internet logins.

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