D-Link DVG-6004G GSM VoIP Gateway – 4 SIM/Channel Gateway
KSh75,000 Original price was: KSh75,000.KSh63,000Current price is: KSh63,000. Exc. VAT
- 4 GSM/CDMA Channels
- GSM: Quad-band 850/900/1800/1900MHz
- CDMA: 800MHz
- PSTN and VoIP Hotline
- Up to 4 Concurrent Calls
- Flexible Dial Rules and Manipulation Rules
- SMS Sending and Receiving
- USSD, open API for SMS /USSD
D-Link DVG-6004G GSM VoIP Gateway – 4 SIM/Channel Gateway
The D-Link DVG-6004G is a versatile GSM VoIP gateway that bridges mobile and VoIP networks with effortless efficiency. Equipped with four GSM/CDMA channels and support for eight SIMs via built-in slots or remote SIM banks, this gateway enables seamless two-way communication over mobile networks while integrating smoothly into SIP-based phone systems. Its compact housing, integrated antenna, and intuitive web interface make it a dependable, low-maintenance choice for businesses, call centers, and remote offices seeking reliable mobile call routing and flexible network control.
Product Features
Multi-channel GSM/CDMA capability
Supports up to 4 simultaneous voice channels across quad-band GSM (850/900/1800/1900 MHz) and CDMA 800 MHz, enabling high-capacity mobile call handling.
Flexible SIM management
Includes internal support for two SIM cards and compatibility with SIM bank setups—supporting up to 8 SIMs total—for centralized, scalable deployment options.
SIP-based VoIP integration
Fully compatible with SIP protocol and interoperable with common IP-PBX systems and soft switches, enabling voice traffic to flow seamlessly between VoIP and GSM networks.
SMS and USSD support
Allows sending and receiving of SMS messages and executing USSD commands through an open API—ideal for notifications, vending, or mobile account management.
Custom dial rules and number manipulation
Offers flexible routing rules including call forwarding, callback, hot desking, and dynamic prefix modification for sophisticated call-flow customization.
Built-in IVR and voice loopback diagnostics
Enables users to create custom IVR menus and perform voice loopback tests to verify channel functionality without external tools.
Remote and secure management
Features both web-based and telnet interfaces, HTTP/TFTP firmware upgrades, configurable login passwords, factory reset, backup and restore tools, and diagnostic utilities like ping and tracert.
Compact and ready for deployment
Comes with an external power supply and SMA antenna connectors. LED indicators display power, system run status, signal strength, and call activity. Suitable for tabletop or rack mounting.
Product Specifications
- Voice channels: 4 GSM/CDMA
- SIM support: Up to 8 SIM cards (2 internal, up to 6 via SIM bank)
- VoIP protocol: SIP (RFC 3261 compliant)
- GSM frequency bands: 850/900/1800/1900 MHz
- CDMA frequency band: 800 MHz
- Ethernet ports:
- 2 × 10/100 Mbps RJ‑45 LAN
- 1 × RS‑232 console port (115,200 bps)
- Antenna ports: SMA connectors
- Power: external AC adapter (100–240 VAC input)
- Management interfaces: Web GUI and telnet
- Languages supported: English, Chinese
- Firmware updates: HTTP and TFTP compatible
- Diagnostics: ping, tracert, TCP/UDP/RTP traffic stats
- IVR support: configurable interactive voice response
- Voice loopback: integrated diagnostic feature
- LED indicators: power, run status, signal strength, hook state
- Operating environment: designed for fixed deployments
- Form factor: compact desktop or rack-mountable unit
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