Asterisk IP PBX

ASTERISK IP PBX OPEN-SOURCE TELEPHONY

Asterisk is an open-source communications framework that powers IP PBX systems, VoIP gateways, and conference servers. PTG deploys and manages Asterisk-based phone systems for businesses that want flexibility and cost savings with professional support.

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Platform

Why Asterisk for Business

Open-source flexibility with enterprise reliability when professionally managed by PTG.

No Licensing Fees

Asterisk is free and open-source. You invest in hardware and professional services rather than per-seat licensing, reducing total cost of ownership.

Complete Customization

Build call flows, IVR menus, and integrations exactly how your business needs them. No vendor-imposed limitations on features or configuration.

SIP Standards Support

Works with any SIP-compliant phone, trunk provider, or gateway. Choose your hardware and carriers independently.

Professional PTG Management

PTG handles deployment, configuration, updates, security patches, and 24/7 monitoring so you get open-source savings without DIY risk.

FAQ

Asterisk Questions

What is Asterisk?

Asterisk is an open-source telephony engine that can function as an IP PBX, VoIP gateway, or conference server. It supports voice, video, and messaging protocols and powers millions of phone systems worldwide.

Is Asterisk reliable enough for business use?

Yes, when properly configured and managed. PTG deploys Asterisk on enterprise-grade hardware with redundancy, monitoring, and automated failover to ensure business-class reliability.

Can Asterisk integrate with our CRM?

Yes. Asterisk supports API-based integrations with Salesforce, HubSpot, ConnectWise, and other business applications for click-to-call and screen pops.

Does PTG provide managed support for Asterisk?

Yes. PTG manages Asterisk systems end-to-end including configuration changes, security updates, user management, and 24/7 emergency support.

Get Started

Ready to Explore Asterisk?

Contact PTG for a free assessment of whether Asterisk is the right fit for your business.