GRANDSTREAM GS-GXW4248 48 Port FXS Gateway

GRANDSTREAM GS-GXW4248 48 Port FXS Gateway

The Grandstream GXW4248 is a high-capacity, carrier-grade 48-Port FXS VoIP Gateway designed to integrate large volumes of analog devices—such as telephones and fax machines—into IP-based voice networks. Tailored for enterprises, call centers, multi-dwelling units, and service providers, this gateway offers a powerful, scalable solution for VoIP migration while preserving existing analog infrastructure.

Key Features:

• 48 FXS Ports: Connects up to 48 analog devices, making it ideal

• for high-density deployments such as hotels, hospitals, apartment complexes,

• or large corporate environments.

• SIP Compatibility: Fully interoperable with leading SIP-based IP PBXs, softs witches, a

• nd VoIP platforms, ensuring broad deployment flexibility.

• High-Quality Voice Performance: Supports wide-band voice codecs including

• G.711, G.723, G.726, G.729, and iLBC for crystal-clear communication and efficient bandwidth use.

• Robust Network Features: Dual 10/100 Mbps Ethernet ports with NAT router support and failover functionality for seamless network performance and reliability.

• Advanced Security: Includes support for TLS and SRTP for secure voice encryption,

• plus HTTPS access and strong authentication methods.

• Easy Configuration & Management: Offers a web-based interface, secure remote provisioning, and centralized management to streamline deployment and ongoing operation.

• Feature-Rich Telephony Functions: Includes caller ID, call transfer,

• call forwarding, 3-way conferencing, flexible dial plans, and more.

Ideal Applications:

• Enterprise-level VoIP migration using legacy analog endpoints

• Hospitality environments with analog room phones

• Hospitals and educational institutions

• Multi-tenant residential or commercial buildings

• Large-scale SIP trunking integration with analog PBX systems

Why Choose the Grandstream GXW4248?

The GXW4248 provides a powerful and efficient gateway for organizations needing to maintain analog voice equipment while moving to a VoIP infrastructure. With 48 FXS ports, advanced features, high security, and seamless interoperability, it is the perfect solution for high-volume, mission-critical voice deployments.

Whether you’re a service provider or a large enterprise, the Grandstream GXW4248 offers the flexibility, performance, and reliability required for professional-grade VoIP implementations.