Description
D-Link DVG-6008G 8-Port GSM/CDMA VoIP Gateway
The D-Link DVG-6008G 8-Port GSM/CDMA VoIP Gateway is a professional-grade device that bridges the gap between mobile networks and VoIP infrastructures. Designed for businesses, call centres, and enterprises that handle large volumes of calls, this gateway offers 8 GSM/CDMA channels for simultaneous communication, delivering flexibility, reliability, and cost-efficient telephony management.
By combining mobile SIM support with SIP V2.0 compliance, the DVG-6008G provides organisations with a future-proof telephony solution that reduces call costs, improves scalability, and ensures crystal-clear call quality.
Powerful Multi-Channel GSM/CDMA Integration
At its core, the DVG-6008G GSM/CDMA VoIP Gateway supports 8 concurrent calls using GSM (quad-band 850/900/1800/1900 MHz) or CDMA 800 MHz. Each channel can be independently configured, giving businesses the flexibility to allocate SIM cards across carriers for maximum coverage and optimised call routing.
This multi-channel design makes the DVG-6008G ideal for industries such as customer support, telemarketing, sales, and enterprises with distributed workforces that require uninterrupted communication.
High-Quality Voice with Advanced Codec Support
Voice quality is a critical factor in business telephony, and the DVG-6008G excels in this area. It includes full support for popular voice codecs such as G.711 A/µ-Law, G.723.1, and G.729A/B, along with enhancements like:
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G.168 Echo Cancellation – eliminates echo for clearer communication.
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Silence Suppression & Voice Activity Detection (VAD) – ensures bandwidth efficiency by transmitting only when speech is detected.
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Comfort Noise Generation (CNG) – keeps calls natural during pauses.
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Adaptive Jitter Buffer – stabilises call quality in unstable network conditions.
Together, these features guarantee that every call through the DVG-6008G VoIP Gateway remains clear, stable, and professional.
Seamless VoIP and SIP Trunk Integration
The D-Link DVG-6008G is fully compliant with SIP V2.0 (RFC 3261) and integrates effortlessly with leading IP-PBX systems and softswitch platforms such as:
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Asterisk
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3CX
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Elastix
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FreeSWITCH
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Microsoft Lync
This wide compatibility makes it suitable for both small offices and large enterprises. Features such as SIP trunk support, outbound proxy, DNS SRV/A, and session timers ensure maximum interoperability and flexibility.
Flexible Call Routing and Dialling Features
The DVG-6008G GSM/CDMA VoIP Gateway offers smart call management with features like:
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Flexible Dialling Rules – customise routing according to prefixes, carriers, or time slots.
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PSTN & VoIP Hotline Support – enabling fallback and redundancy.
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Carrier Selection – route calls through the most cost-effective operator.
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PIN Management – Securing SIM and Channel Access.
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SMS & USSD Functionality – send and receive SMS messages and access carrier services directly from the gateway.
These features make the DVG-6008G an invaluable tool for businesses aiming to cut costs on long-distance and mobile calls.
Remote SIM Management with SIMCloud
Managing multiple SIM cards can be challenging for enterprises. The DVG-6008G solves this problem with SIMCloud remote SIM management. This allows administrators to:
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Control SIM cards remotely without physically changing them.
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Assign and switch SIMs across different gateways.
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Prevent downtime and reduce manual labour.
This innovative feature ensures smooth operation for organisations handling hundreds of SIM cards across regions.
Robust System Management and Security
The DVG-6008G GSM/CDMA VoIP Gateway comes with advanced management tools to simplify configuration and monitoring:
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Web-based GUI & Telnet Access – easy configuration for admins.
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CDR (Call Detail Records) – stores up to 10,000 call logs for reporting and billing.
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Syslog Export – send logs to centralised monitoring systems.
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Firmware Upgrade via HTTP/TFTP – keeps the system up-to-date.
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Traffic & Call Statistics – real-time monitoring for performance optimisation.
Security is reinforced with password management, PIN authentication, and factory reset options, ensuring only authorised access.
Hardware and Connectivity
The DVG-6008G is built for durability and enterprise performance.
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Network Ports: Dual 10/100 Mbps Ethernet LAN (RJ-45).
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Antenna Interfaces: SMA connectors with a power divider for efficient signal distribution.
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Console Port: RS-232 for direct system management.
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LED Indicators: Power, System Run, Signal Strength, SIM Status, and Channel Use.
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Reset Button: Quick restore to default settings.
Its compact 1U rackmount form factor makes it suitable for both office and data centre deployments.
Power and Environmental Specifications
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Input Power: DC 12V, 4.0A with AC 100–240V (50/60Hz) adapter.
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Operating Temperature: 0°C – 45°C.
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Storage Temperature: −20°C – 80°C.
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Humidity: 10% – 90% non-condensing.
These specifications ensure the gateway operates reliably in diverse environments.
Why Businesses Choose the DVG-6008G GSM/CDMA VoIP Gateway
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Cost Savings – Reduce call charges by routing through GSM/CDMA networks.
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Scalability – Handle 8 simultaneous calls and expand with additional gateways.
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Compatibility – Works with leading IP-PBX and VoIP platforms.
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Reliability – Strong hardware design and proven telecom standards.
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Remote Flexibility – Manage SIMs and channels without physical intervention.
Conclusion
The DVG-6008G GSM/CDMA VoIP Gateway is more than just a telecom device—it is a complete communication hub for businesses that rely on cost-effective, high-quality, and flexible telephony solutions. With its 8 GSM/CDMA channels, SIP integration, remote SIM management, and advanced call routing, the DVG-6008G is perfectly suited for enterprises, call centers, and organisations looking to streamline communication while cutting costs.
Investing in the DVG-6008G means future-proofing your telecom infrastructure, ensuring crystal-clear calls, and maintaining full control over SIM and VoIP integration.
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