Overview
Next-generation voice connectivity for modern businesses
What is SIP Trunking?
Infinexy SIP Trunking is a enterprise-grade voice connectivity solution that replaces traditional phone lines with a flexible, scalable internet-based system. Connect your PBX to our global network and enjoy high-quality voice communications with 99.9% uptime and unlimited scalability.
Who Is It For?
Infinexy SIP Trunking is designed for businesses of all sizes:
- Small & Medium Businesses: Cost-effective voice solutions that scale with growth
- Enterprises: High-volume voice traffic with enterprise-grade reliability
- Contact Centers: Omnichannel communications with intelligent routing
- Global Organizations: Multi-country voice connectivity with local presence
Key Benefits
Why businesses choose Infinexy SIP Trunking
Cost Efficiency
Reduce communication costs by up to 60% compared to traditional ISDN/PRI lines.
Unlimited Scalability
Scale up or down instantly as your business grows without additional hardware.
Enterprise Security
End-to-end encryption, secure SIP protocols, and advanced threat protection.
Key Features
Everything you need for enterprise-grade voice communications
High-Quality Voice
Crystal-clear HD voice with low latency and minimal packet loss. Our carrier-grade network ensures professional call quality for every conversation.
Global Reach
Terminate calls to 150+ countries with competitive rates and reliable routing. Establish local presence with DID numbers from multiple countries.
Intelligent Routing
Smart least-cost routing automatically selects the most cost-effective and reliable path for each call, ensuring optimal quality and pricing.
PBX Compatibility
Seamlessly integrates with all major PBX systems including Cisco, Avaya, Asterisk, FreeSWITCH, and open-source platforms.
Technical Specifications
Detailed specifications for IT and network teams
| Protocol | SIP (RFC 3261 Compliant) |
| Codecs Supported | G.711, G.729, G.722, Opus |
| Channels | Unlimited concurrent calls |
| Coverage | 150+ Countries |
| Uptime SLA | 99.9% Guaranteed |
| Security | SRTP, TLS, IPSec |
| PBX Compatibility | Cisco, Avaya, Asterisk, FreeSWITCH, and more |
| API Integration | RESTful API for provisioning |
| Number Types | Local, National, Mobile, Toll-Free |
Use Cases
How businesses use Infinexy SIP Trunking
Enterprise
Connect multiple office locations with unified voice communications and centralized management.
Contact Center
Enable omnichannel customer engagement with intelligent routing and real-time analytics.
Global Operations
Establish local presence in multiple countries with virtual numbers and global termination.
Remote Workforce
Enable seamless voice communications for remote and distributed teams with cloud-based systems.
Business Continuity
Ensure business continuity with automatic failover and redundant carrier connections.
High-Growth SMBs
Scale voice capacity instantly without hardware investment, perfect for growing businesses.
Frequently Asked Questions
Common questions about Infinexy SIP Trunking
What is SIP Trunking?
SIP Trunking is a voice-over-IP (VoIP) technology that connects your business's phone system (PBX) to the public telephone network via the internet. It replaces traditional phone lines with a flexible, cost-effective digital connection.
How does SIP Trunking reduce costs?
SIP Trunking eliminates the need for expensive ISDN/PRI lines and hardware. You pay only for the channels you use, with competitive per-minute rates and reduced international calling costs.
Is SIP Trunking secure?
Yes, Infinexy SIP Trunking uses SRTP (Secure Real-Time Transport Protocol) and TLS encryption to secure your voice communications. All calls are protected from eavesdropping and tampering.
Will SIP Trunking work with my current PBX?
Yes, Infinexy SIP Trunking is compatible with all major PBX systems including Cisco, Avaya, Asterisk, FreeSWITCH, and many others. Our team can help with integration and configuration.
What is the uptime guarantee?
Infinexy offers a 99.9% uptime SLA for our SIP Trunking services. Our network is built with redundant systems, multiple carrier connections, and proactive monitoring to ensure business continuity.
How do I get started?
Getting started is easy. Contact our sales team to discuss your requirements, and we'll help you choose the right plan, set up your SIP trunk, and configure your PBX. We provide full onboarding support to ensure a smooth transition.
