Voice
Voice API, SIP trunking, IVR, and telephony guides covering call routing, transcription, and how to build reliable cloud calling on Plivo.
SIP Trunking Inbound Early Access Now Available
Plivo SIP Trunking Inbound is now available for early access, joining SIP Trunking Outbound to help companies move from analog PSTN systems to VoIP.
4 Reasons to Test a Backup SIP Trunking Service Now
Four reasons to test a backup SIP trunking service now, so your business avoids the limited coverage and inflexible contracts of legacy VoIP.
5 Reasons to Switch From Your Legacy PRI to SIP Trunking
Explore five reasons to switch from a legacy PRI-based PBX to SIP trunking, including cost savings from transmitting calls over the internet with VoIP.
10 Things to Consider When Selecting a SIP Trunk Provider
Discover 10 factors to weigh when selecting a SIP trunk provider so your business can cut costs and improve voice communications over the internet.
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Announcing Geo Permissions for Outbound Voice Calls
Plivo's Geo Permissions lets you restrict which countries your users can call, protecting your business and customers from costly telecom fraud.
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Announcing SIP Trunking Outbound - Enterprise-Grade SIP Trunking
Plivo announces general availability of SIP Trunking Outbound, an enterprise-grade way to connect your telecom infrastructure to the PSTN network.
With Amazon Polly, Plivo Supports 27 Languages and 40+ Text-to-Speech Voices
Plivo now supports Amazon Polly with 40+ text-to-speech voices in 27 languages, plus APIs for controlling volume, pitch, rate, and pronunciation.
Dynamically Caching Audio Files for Superior Voice Experience
Fetching audio over the network is slow and costly. Learn how Plivo dynamically caches audio files to optimize performance for a superior voice experience.
Introducing Default Call Queuing, Plus Increased Visibility into Outbound Calls
Plivo now queues outbound calls by default and adds two new APIs for call visibility, so you no longer need to throttle calls per second yourself.
How I Built a Business-Ready Virtual Receptionist using PHLO
Learn how to build a business-ready virtual receptionist with PHLO, so an auto-attendant can answer calls from clients and prospects cost-effectively.
Announcing Improved Voice 2.0 Infrastructure
Plivo announces two Voice 2.0 infrastructure enhancements, including new data center locations in South America, to improve your user experience.
Announcing New Australian PoP For No-Latency Calling Within Australia and New Zealand
Plivo's new Sydney point of presence connects directly with a local Tier 1 carrier, giving Australia and New Zealand customers latency-free calls.
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