Linksys
SPA3102 1-Port FXS, 1-Port FXO VoIP Gateway with Router
The Linksys SPA3102 is a versatile VoIP Gateway with integrated Router functionality, designed to connect standard analog phones and fax machines to IP networks. This device helps significantly reduce international and long-distance calling costs by routing traffic over the internet. It features one FXS port for connecting legacy equipment and one FXO port for PSTN pass-through to a Telco circuit. Equipped with two 100BaseT RJ-45 Ethernet interfaces, it easily integrates into home or office LANs. The SPA3102 supports toll-quality voice, carrier-grade features, and robust security, making it suitable for both consumer and business VoIP deployments.
$169.99
Owner Satisfaction
3.8
/ 5
Category Rank
85
/ 93
#85 in VoIP Gateways & Routers
Price vs Category Average
-90%
Below average
Number of FXS Ports
1
Who it's for
- Integrated PSTN Gateway (FXO)
- Versatile Analog/Digital Bridge
- Robust Configuration Options
Who should skip it
- Steep Learning Curve
- Legacy Hardware and Support
- Outdated Router Performance
Key Specs
Number of FXS Ports
1
Number of FXO Ports
1
Ethernet Interface Speed
10/100 Mbps (2 interfaces)
Supported VoIP Protocols
SIP
Supported Codecs
G.711, G.729a, G.723.1
Form Factor
Rack-mountable
Compliance Standards
RoHS, WEEE
Power Supply
5V DC, 2A external adapter
Features
- Connects analog phones/faxes to IP networks
- Reduces long-distance and international charges
- Supports one FXS port for analog devices
- Includes one FXO port for PSTN connection
- Provides integrated router functionality
- Supports T.38 fax transmission
- Offers toll-quality voice and carrier features
- Designed for large-scale deployment and management
What customers say
Users appreciate the Linksys SPA3102 for its robust feature set, especially the flexible integration of traditional landlines with modern VoIP systems via its FXS and FXO ports. Once configured, many find the call quality stable and reliable, making it a powerful tool for advanced setups. However, the primary drawback is the steep learning curve. This device is not simple to set up; users without strong networking and SIP knowledge often struggle with the unintuitive interface. While it offers significant value for those willing to invest time in meticulous configuration, setup frustration is a common theme among less technical users.
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