Cloud Telephony

3 Articles

Overview

3 min

Updated29 Jul 2026

Cloud telephony, also known as cloud calling, is a type of Unified Communications as a Service (UCaaS) that enables businesses to manage voice communications over the internet. In traditional telephony setups—whether VoIP-based or PRI/PSTN-based PBX systems —the initial capital expenditure for hardware and infrastructure is significant.

Infrastructure and Capacity Management

Updated10 Oct 2025

Exotel’s cloud infrastructure is designed to scale seamlessly with customer demand. We continuously monitor and upgrade our capacity as part of daily operations to ensure reliable performance at all times.

Exotel’s Sub-Processor

1 min

Updated10 Oct 2025

Effective as of 21 January 2025 Exotel engages the following sub-processors to support infrastructure, communication, and service delivery operations.