Features

1 NWay 10/100BASE-TX Fast Ethernet port for WAN-connection

4 NWay 10/100BASE-TX Fast Ethernet port for LAN-connection

2 Foreign Exchange Subscriber (FXS) POTS ports (RJ-11 Jacks)

Voice Activity Detection (VAD) /Comfort Noise Generation (CNG)

Silence suppression to reduce bandwidth consumption.

Adaptive jitter buffer for a smooth voice reception

Lost packet recovery ability for improved voice quality

Support QoS (Quality of Service) for voice quality guarantee.

Build-in PPPoE function to support dial-up connection for broadband technology.

IP address assignment using DHCP or static configuration

RIP1/RIP2 and static routing support

Support IP sharing to allow multiple users to access the Internet via a single IP address

Support Caller ID function

Configuration download using HTTPS and SSL/TLS client certificate encryption and authentication

Support VPN Pass-Through

MAC and Packet filter support

Remote configuration and management over the Internet using web browsers

Firmware backup support

Support configuration backup and restore

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D-Link DVG-G1402S manual Features

DVG-G1402S specifications

The D-Link DVG-G1402S is a robust VoIP gateway designed to bridge traditional telephone services with internet-based communication, catering to both home and small office environments. It combines multiple technologies and functionalities to deliver seamless voice and data transmission over IP networks. This versatile device supports up to four simultaneous VoIP calls, making it an ideal solution for businesses that rely on efficient communication.

One of the standout features of the DVG-G1402S is its two FXS ports, which allow users to connect traditional analog phones directly, enabling the use of existing phone systems without requiring significant infrastructure changes. This makes it economical and practical for users who want to leverage VoIP technology while maintaining their conventional telephones.

The DVG-G1402S also supports various voice codecs, including G.711, G.729, and G.723, providing flexibility and optimal sound quality depending on bandwidth availability. This adaptability ensures that calls remain clear and reliable, even in fluctuating network conditions.

Security is a crucial aspect of modern communications, and the DVG-G1402S does not disappoint. It features integrated firewall capabilities, including NAT (Network Address Translation) and various security protocols to safeguard sensitive voice data against potential threats. Additionally, it supports SIP (Session Initiation Protocol), which enhances compatibility with various VoIP service providers.

Managing the DVG-G1402S is made easy through its user-friendly web interface, allowing users to configure settings, monitor call status, and manage contacts effortlessly. The gateway also offers Quality of Service (QoS) features, prioritizing voice traffic to ensure that calls are not disrupted by other network activities.

Another noteworthy characteristic is its built-in DHCP server functionality, which simplifies network management by automatically assigning IP addresses to connected devices. This enhances the device's usability in dynamic environments where devices frequently connect and disconnect.

In conclusion, the D-Link DVG-G1402S stands out as a reliable VoIP gateway that amalgamates traditional and internet telephony. Its feature-rich design, emphasis on security, and ease of use make it an excellent choice for anyone looking to modernize their communication infrastructure without sacrificing the familiarity of their existing equipment.