Grandstream
Grandstream 8 port FXO gateway
Pickup available at NexGen Computing
Usually ready in 24 hours
Seamlessly Integrate Analog Phone Lines into a Modern VoIP Network
The Grandstream GXW4108 is a high-performance VoIP FXO gateway designed for small to medium businesses looking to bridge their existing analog Public Switched Telephone Network (PSTN) lines with a robust SIP-based IP communications system. This device allows you to connect up to 8 PSTN lines to your IP PBX, enabling you to leverage the cost savings and advanced features of VoIP telephony while preserving your investment in traditional phone lines. Engineered for full interoperability with leading IP-PBXs, Softswitches, and SIP-based platforms, the GXW4108 ensures a smooth and easy-to-deploy solution.
Advanced Features and Uncompromised Voice Quality
The GXW4108 is packed with advanced telephony features, including comprehensive codec support for superior voice quality, flexible dial plans, and robust security protection with SRTP. It supports a wide range of voice codecs such as G.711, G.723, G.729A/B/E, and iLBC, ensuring crystal-clear communication. The gateway also features T.38 Fax over IP for reliable fax transmission and G.168 line echo cancellation to eliminate echoes and ensure call clarity. For business continuity, a critical PSTN failover feature automatically routes calls to the analog lines in the event of a power outage, guaranteeing that your business stays connected.
Easy Deployment and Management
Designed for straightforward installation and management, the GXW4108 features dual 10/100 Mbps network ports for dependable network connectivity. Its web-based management interface allows for easy configuration and provisioning. The device also supports video surveillance through an H.264 codec, adding an extra layer of security to your premises. Whether you are integrating multiple office locations or simply upgrading your existing phone system, the GXW4108 provides the reliability, quality, and features your business demands.
Comprehensive Specifications Table
| Interfaces | |
|---|---|
| Analog Telephone FXO Ports | 8 x RJ11 ports |
| Network Interfaces | 2 x 10/100Mbps RJ45 ports (switched or routed) |
| LED Indicators | Power, Network (WAN/LAN), Line LEDs |
| Video Surveillance Port | Yes |
| Voice, Fax, and Video | |
| Voice-over-Packet Capabilities | G.168 compliant Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711 |
| Voice Compression Codecs | G.711(μ/A-law), G.723.1, G.729A/B, G.726, iLBC, G.728 |
| Fax over IP | T.38 compliant Group 3 Fax Relay up to 14.4kbps, auto-switch to G.711 for Fax Pass-through |
| Video Codec | H.264 (CIF resolution, up to 30fps) |
| Signaling & Control | |
| DTMF Method | Flexible DTMF transmission: In-audio, RFC2833, SIP INFO |
| SIP Profiles | Multiple SIP accounts (3 profiles per account) |
| Telephony Features | Caller ID, 1 or 2 stage dialing, programmable PSTN line settings |
| Security & Management | |
| Security | Advanced security protection with SRTP |
| Provisioning | TFTP and HTTP firmware upgrade support |
| PSTN Failover | PSTN failover on power failure |
| Physical | |
| Power Supply | Input: 100-240V AC; Output: 12V DC |
| Dimensions (L x W x H) | 225mm x 135mm x 35mm |
| Mounting | Desktop, Rack mount, Wall mount |
| Environmental | Operational: 0°C to 40°C (32°F to 104°F); Humidity: 10-90% Non-condensing |
Manufacturer Technical Data
| Product Spec Sheet |
 Download |
|---|
Shipping & Returns
- R120 Delivery Fee
- 30 Day Returns
- 24 Hour Live Chat Support
Computer Accessories
Step Up Your Tech Game
Frequently Asked Questions
Answers to frequently asked questions
Does NexGen Computing conduct regular security audits?
Yes, we regularly conduct security audits and vulnerability assessments to identify and address potential security weaknesses, maintaining a high level of security and compliance with industry standards.
How can I stay informed about policy changes?
We reserve the right to update or modify our policies at any time. Changes will be posted on our website, and your continued use of our products and services constitutes acceptance of any changes.
Where can I find more information or ask additional questions?
For more information or assistance, please visit our website at www.nexgencomputing.co.za or contact us at support@nexgencomputing.co.za.
How does NexGen Computing handle shipping and delivery?
Orders are processed promptly, with delivery details provided at checkout. Tracking information will be emailed once your order ships.
What is the return and refund policy?
Refunds are typically issued for defective or incorrect items within 14 days of receipt. For detailed information, please refer to our Refund Policy.
Is my payment information secure?
Yes, all payments made on our site are processed securely on our domain using industry-standard security measures. Sensitive data, such as credit card numbers, are processed by PCI-compliant payment processors like Yoco, Paystack, and Peach Payments.
