Product Description

The Grandstream GXW4224 24-Port FXS VoIP Gateway is a high-density analog VoIP gateway designed to connect traditional analog telephones, fax machines and legacy communication equipment to modern SIP-based IP telephony networks. It is an ideal solution for businesses, hotels, hospitals, educational institutions, call centers and enterprises that require reliable analog-to-VoIP integration.

The Grandstream GXW4224 provides 24 FXS ports, allowing organizations to connect up to 24 analog telephone devices to an IP-PBX or SIP-based communication system. It supports 24 SIP accounts across four SIP profiles, providing flexible integration with enterprise telephone networks.

The gateway features Gigabit Ethernet connectivity and supports voice codecs including G.711, G.722, G.723.1, G.726, G.729 and iLBC. Advanced voice-processing capabilities such as echo cancellation, jitter buffering, Voice Activity Detection and Comfort Noise Generation help deliver clear and dependable voice communication.

The GXW4224 supports T.38 Fax-over-IP, enabling compatible traditional fax machines to operate over IP networks. Security features such as TLS, SRTP and HTTPS help protect communications and device management.

Its high-density design, web-based management interface and automated provisioning capabilities simplify deployment across multiple locations. The Grandstream GXW4224 is suitable for organizations modernizing their existing analog telephone infrastructure while continuing to use existing telephones and fax equipment.

Key Features

• 24 FXS analog telephone ports

• 24 SIP accounts

• Four configurable SIP profiles

• Up to 24 concurrent calls

• RJ11 analog telephone connectivity

• RJ21 Telco connector for structured cabling

• Gigabit Ethernet network connectivity

• SIP RFC 3261 compatibility

• G.711, G.722, G.723.1, G.726, G.729 and iLBC codecs

• T.38 Fax-over-IP support

• G.168 echo cancellation

• Dynamic jitter buffer

• Voice Activity Detection (VAD)

• Comfort Noise Generation (CNG)

• Packet Loss Concealment (PLC)

• Three-way voice conferencing

• TLS and SRTP security

• Web-based configuration and management

• Automated provisioning through HTTP, HTTPS and TFTP

• 128 × 32 graphical LCD display

• Desktop and rack-mount installation

• Suitable for enterprise analog-to-VoIP migration

GXW4224 pricing and buyer FAQs

Contact Optima Technologies for pricing, availability, warranty and installation requirements in India. Compare our Grandstream gateways and review the official manufacturer documentation.

What ports does this gateway provide?

The GXW4224 provides 24 FXS interfaces. Confirm hardware revision and PBX compatibility before ordering.

What should I confirm before purchase?

Check the exact SKU, firmware, accessories, delivery lead time, warranty and any configuration or support charges.