The Grandstream GXW4232 v2 is a high-density 32-port FXS VoIP gateway designed to integrate analog telephony devices—such as traditional phones and fax machines—into IP-based networks. It’s particularly suitable for businesses aiming to preserve their investment in analog equipment while transitioning to VoIP technology.
🔧 Key Specifications
Telephony Interfaces
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FXS Ports: 32 RJ11 ports for analog device connections
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Telco Connectors: 2 × 50-pin RJ21 Telco connectors for high-density deployments
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LED Indicators: Per-port LEDs for status monitoring
Network Interface
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Ethernet Port: 1 × 10/100/1000 Mbps auto-sensing RJ45 port
Display
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LCD Screen: 128×32 pixel backlit graphic display supporting multiple languages
SIP & Voice Features
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SIP Profiles: Supports up to 4 SIP server profiles per system
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SIP Accounts: Independent SIP account per FXS port
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Voice Codecs: G.711 (A-law and μ-law), G.723.1, G.726-32, G.729A/B, iLBC, G.722 (wideband), Opus
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Fax Support: T.38 Fax-over-IP and G.711 pass-through
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Echo Cancellation: 128ms-tail-length G.168 line echo cancellation
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Telephony Features: Caller ID, call waiting, call transfer, call forwarding, call hold, do not disturb (DND), 3-way conferencing per port, message waiting indication (MWI)
Security & Provisioning
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Security Protocols: TLS, SRTP, HTTPS with AES encryption
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Provisioning Options: TR-069 and AES-encrypted XML configuration files
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Additional Security: Secure boot, unique device certificates, and random default passwords
Power & Environmental
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Power Supply: Input: 100-240V AC, 50/60Hz; Output: 12V DC, 5.0A
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Operating Temperature: 0°C to 45°C
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Humidity: 10% to 90% (non-condensing)
Physical Dimensions
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Size: Approximately 44mm (H) × 230mm (W) × 160mm (D)
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Weight: Approximately 1.2 kg
Compliance
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FCC, CE, RCM certifications
🔑 Key Features
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32 FXS ports with both RJ11 and 50-pin Telco connectors
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Gigabit Ethernet support for high-speed network connectivity
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Backlit graphic LCD display for easy device management
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Support for multiple SIP server profiles and independent SIP accounts per port
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Advanced telephony features including 3-way conferencing and message waiting indication
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Robust security protocols ensuring secure voice communications
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Automated provisioning for simplified deployment
