SIP Trunk Configuration
Overview
This article provides a complete overview of how enterprises can integrate with Exotel’s SIP Trunking (SIP). It includes configuration options (TCP, TLS, FQDN), onboarding steps, best practices, and supported use cases.
Exotel SIP Trunking – TCP (India)
This article provides enterprise customers with technical steps to integrate Exotel’s SIP Trunking (vSIP) with your PBX, SIP server, or SBC over TCP (Mumbai PoP). It outlines configuration practices, header formats, best practices, and validation techniques.
Exotel SIP Trunking – TLS (India)
This article provides technical integration steps for enterprise customers setting up Exotel’s SIP Trunking (vSIP) over TLS via the Mumbai PoP. It includes configuration guidelines, SIP headers, and best practices for secure SIP-based PSTN interconnects.
Exotel SIP Trunking to Flow Integration Guide
This guide outlines how to integrate Exotel’s SIP Trunking (vSIP) with your voice application flow (e. g.
Flow and API Configuration Guide for Voice AI & Contact Centre Platforms
Voice AI and Contact Center (CC) platforms often operate robust SIP-based (vSIP) infrastructures for AI-led and agent-assisted conversations. However, they typically lack direct access to India’s PSTN (landline and mobile networks) due to licensing and regulatory restrictions.
Exotel Virtual SIP Trunking – FQDN-based
This support article explains how to configure Exotel’s Virtual SIP Trunking (vSIP) using Fully Qualified Domain Name (FQDN) based trunking instead of fixed IPs. It details how the FQDN-based approach works, when it should be used, and why it offers benefits in enterprise-grade SIP deployments.