Global SIP Trunking

High-concurrency, elastic voice infrastructure for the global enterprise.

Carrier-Grade Reliability

99.999% uptime with automated failover and AI-driven fraud detection.

Elastic Scaling

Instantly scale from 10 to 10,000 concurrent sessions as your business demands.

Optimized for Agentic Voice AI

Latency is the enemy of Conversational AI. Our SIP trunks are tuned for sub-300ms media round-trips, ensuring your AI agents respond with human-like fluidity.

Engineered for High Concurrency

Our SIP infrastructure is built on a distributed network of geo-redundant nodes, ensuring that your voice traffic bypasses public internet congestion.

Codec Transparency

Full support for G.711, G.729, and Opus codecs for HD-quality voice across any bandwidth.

TRUNK_STATUS: ACTIVE | PEERING: TIER_1

Enterprise-Grade Security

TLS/SRTP Encryption

Keep your SIP signaling and media streams encrypted against eavesdropping.

AI Fraud Guard

Real-time machine learning monitors traffic for international toll-fraud patterns.

IP Whitelisting

Restrict trunk access to verified static IPs or FQDNs for maximum perimeter defense.

Unmatched Interoperability

Genesys
Asterisk
3CX
Avaya
Cisco Webex

GlobalUC SIP trunks are certified for all major IP-PBX and SBC manufacturers.

SIP Trunking FAQ

What is the latency on GlobalUC SIP trunks?

We maintain a sub-50ms backbone latency between our major peering points, resulting in typical end-to-end round-trip times of less than 300ms.

How quickly can I scale my SIP sessions?

Our trunks are elastic. You can increase or decrease your concurrent call capacity via our API or portal instantly.