# 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](https://support.portsip.com/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/purchase-a-did-on-vonage-platform)
* [Configuring Vonage Register AuthenticationTrunk](https://support.portsip.com/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/configuring-vonage-register-authentication-trunk)
* [Configuring Outbound & Inbound Calls](https://support.portsip.com/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/configuring-outbound-and-inbound-calls)
* [Vonage SMS Integration](https://support.portsip.com/portsip-communications-solution/configuring-sip-trunks/vonage-sip-trunk/vonage-sms-integration)