FXO VoIP Gateway JWAG-8O
The JWAG-8O Analog VoIP Gateway seamlessly connects traditional analog phones, fax machines, and PBX systems to modern IP telephony networks and IP-based PBX systems. With its robust features and user-friendly configuration, JWAG-8O is the perfect solution for small and medium-sized enterprises looking to integrate existing analog infrastructure into a cost-effective IP system. By leveraging JWAG-8O, businesses can protect their previous investment in analog equipment while significantly reducing communication costs and fully enjoying the advantages of VoIP technology.
Flexible Form Factor – Available in both desktop and rack-mount versions to suit deployments of different scales.
8 Analog Ports – Supports RJ11 interfaces, meeting diverse customer deployment requirements.
Standard Protocol Support – Fully compatible with SIP and IAX protocols, enabling seamless integration with IMS and softswitch systems.
Rich Codec Support – Supports multiple voice codecs including G.711 (A-law/μ-law), G.722, G.723, G.726, G.729A, GSM, and ADPCM, ensuring versatile voice transmission.
High-Quality Voice – Advanced carrier-grade G.168 echo cancellation delivers crystal-clear voice quality.
QoS Guarantee – Supports port-based priority control, ensuring high-priority transmission of voice traffic and stable call quality across the network.
Enhanced Security – Supports TLS, SRTP, HTTPS, and other encryption methods to protect signaling and media streams.
Robust Protection – Built-in over-current and over-voltage protection compliant with ITU-T K.21 standards.
User-Friendly Management – Web-based configuration interface provides intuitive and visual management for easy operation and monitoring.
| Power Supply | 12V, 1A |
| Communication Protocol | SIP (RFC3261), IAX2 |
| Transport Protocols | UDP, TCP, TLS, SRTP |
| Signaling | FXO, Loop, Start, FXO, Kewl, Start |
| Firewall | Built-in firewall,IP blacklist, attack alert |
| Voice Features | Echo cancellation and dynamic voice jitters buffering |
| Call Processing | Caller ID, call waiting, call transfer, explicit call forwarding, blind transfer, Do Not Disturb, call hold background music, signal tone setting, three-way conversation, abbreviated dialing, routing based on calling and called numbers, number change, hunt group, and hot line functions |
| Operating Temperature | 0°C to 40°C |
| Relative Humidity | 10~90% (no condensation) |
| Size | 200×137×25/440×250×44 |
| Weight | 0.7/1.8 kg |
| Installation Mode | Desktop or rack type |
We are committed to ensuring the safe arrival of your products. Each unit is placed in precision-cut, high-density foam or custom-molded cushioning, then securely packed in a heavy-duty corrugated box. Our packaging solutions undergo rigorous testing to exceed industry shipping standards, offering dependable protection against impact, vibration, and handling stresses throughout transit.
Designed for carriers and enterprise environments, this analog VoIP gateway supports standard SIP and IAX protocols, ensuring seamless compatibility with a wide range of IP PBX and VoIP platforms, including IMS, softswitch systems, and call centers. Equipped with a high-performance processor and large-capacity architecture, it delivers full concurrent call processing and carrier-grade stability, meeting the demands of diverse network environments with reliable, high-quality voice communication.

Joiwo is more than a manufacturer—we are a trusted partner in delivering comprehensive telecom solutions. Beyond providing terminal equipment, we design and implement fully integrated, end-to-end communication systems tailored to your operational needs. Our expertise spans IP PBX platforms, IP servers, telephone self-diagnostics, PAGA systems, unified network management, Emergency Voice Communication Systems, and custom OEM solutions for project-specific requirements. With Joiwo, businesses gain reliable, scalable, and fully customized communication infrastructure.


