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Grandstream GXW4504 Digital VoIP Gateway
Key Features
Brand: Grandstream
Dual Gigabit auto-sensing RJ45 network ports with an integrated NAT router
TLS and SRTP encryption for secure call protection and account security
Automated provisioning via HTTP/TFTP with XML configuration files
Software-configurable E1/T1/J1 ports, supporting PRI, SS7, and MFC R2 protocols
Wide codec support, including G.722, G.729, iLBC, Opus, and more
T.38 Fax support for reliable Fax-over-IP transmission
Multi-language voice prompts for enhanced user experience
Handles up to 120 concurrent calls for high volume communications
1 Year Warranty
Grandstream GXW4504 Digital VoIP Gateway: High-Capacity Enterprise E1 T1 J1 Solution
The Grandstream GXW4504 is an enterprise-grade 4-port digital VoIP gateway designed to connect dense digital PSTN and ISDN trunks directly to modern Voice over IP networks. This high-performance hardware solution allows large corporations, contact centers, and multi-location enterprises to bridge traditional digital PBX systems or legacy telephone carriers with their cloud infrastructure. By supporting up to 120 concurrent calls through four software-configurable spans, the Grandstream GXW4504 provides a highly stable, secure, and cost-effective solution for large-scale digital voice migration.Â
Key Features of the Grandstream GXW4504 Digital Gateway
Four Software-Configurable Spans
The Grandstream GXW4504 features 4 software-configurable RJ45 ports supporting E1, T1, and J1 spans. This flexible architecture ensures broad compatibility with major international digital signaling standards, including PRI, SS7, and MFC R2, allowing seamless integration with legacy telecommunications hardware worldwide.Â
High-Density Concurrent Calling
With its four-port capacity, this gateway handles up to 120 simultaneous digital phone calls without dropping voice quality. This makes it perfect for high-traffic environments like high-volume contact centers, hospitality systems, large office corporate headquarters, and major healthcare facilities.Â
Dual Gigabit Ports and NAT Routing
Equipped with dual auto-sensing Gigabit network ports, the device includes a built-in routing engine. The configurable integrated NAT router ensures high-velocity data handling and flexible network placement. This lets the gateway function efficiently as a core network hub or bridge without causing bandwidth bottlenecks
Advanced Security and Multi-Layer Encryption
Data protection is built into the core design of the Grandstream GXW4504. The gateway utilizes carrier-grade TLS and SRTP security encryption technologies to shield your voice packets, account data, and digital signaling paths. This advanced encryption structure prevents external eavesdropping and unauthorized access
Simplified Automated Provisioning
Deploying digital gateways across extensive branch structures is streamlined for IT departments. The Grandstream GXW4504 supports automated provisioning options using TR069, HTTP, HTTPS, TFTP, and XML configuration files. This setup significantly reduces installation times and manual configuration errors during broad office rollouts.
Technical Specifications
- Digital Interfaces: 4 RJ45 ports configurable as E1, T1, or J1 supporting 120 concurrent calls
- Network Interfaces: 2 auto-sensing Gigabit Ethernet ports with an integrated NAT routing engine
- Expansion Ports: 2 USB 3.0 ports and 1 SD card interface for flexible storage and system connectivity
- Voice Compression: Universal codec support including Opus, G722, G711, G729, G723, and iLBC
- Faxing Standards: Full T38 Fax-over-IP support for dependable digital document transmission
- Voice Performance: Carrier-grade line echo cancellation and dynamic jitter buffering protocols
