> For the complete documentation index, see [llms.txt](https://support.portsip.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.portsip.com/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk.md).

# Vonage SIP Trunk

[Vonage SIP Trunking](https://www.vonage.com/communications-apis/sip-trunking/) makes it easy to connect your business to the world in minutes. Thanks to an enhanced dashboard experience, you can deploy SIP trunks and add voice AI-enhanced engagement in just a few clicks.

PortSIP PBX integrates with Vonage SIP Trunking to support voice calls and SMS/MMS messaging, providing a streamlined and easy-to-deploy solution for modern business communications.

This article covers the following topics:

* [Purchase a DID on the Vonage Platform](/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/purchase-a-did-on-vonage-platform.md)
* [Configuring Vonage Register AuthenticationTrunk](/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/configuring-vonage-register-authentication-trunk.md)
* [Configuring Outbound & Inbound Calls](/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/configuring-outbound-and-inbound-calls.md)
* [Vonage SMS Integration](/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/vonage-sms-integration.md)