Connectivity Service

Carrier-Grade International Voice Termination

Premium A-Z voice routing across our global network of tier-1 carrier interconnects — delivering crystal-clear audio quality, ultra-low latency, and industry-leading Answer Seizure Ratio to any destination worldwide.

140+
Countries
99.9%
ASR
<150ms
Avg Latency
24/7
NOC Monitoring

Tech Network Limited's international voice termination service provides businesses and carriers with direct access to our global carrier interconnect network. We route calls through tier-1 partners with direct bilateral agreements — never through sub-optimal grey routes — ensuring consistent audio quality and reliable delivery to every destination.

Our network operations centre in Hong Kong monitors traffic 24/7, with automated rerouting activated in seconds if any carrier path degrades. Every call is measured for MOS score, ASR, ACD, and NER in real time, giving you full transparency into the quality you are receiving.

  • Tier-1 only routing — zero grey routes or bypass
  • Direct bilateral carrier agreements in 140+ countries
  • 99.9%+ Answer Seizure Ratio (ASR) guarantee
  • Real-time quality monitoring (MOS, ASR, ACD, NER)
  • Competitive per-minute pricing with no minimum commitment

Tier-1 Quality

All traffic routes via direct tier-1 carrier agreements — never grey routes. Guaranteed MOS score of 4.0+ on all premium routes.

140+ Countries

Originate and terminate calls to destinations across Asia-Pacific, Europe, the Americas, Middle East, and Africa.

24/7 NOC

Our network operations centre monitors every route in real time and reroutes automatically within seconds of quality degradation.

Full Transparency

Access real-time CDRs, call quality metrics, and route performance dashboards through our online portal.

What's Included

Premium Voice Termination, End to End

Premium A-Z Routing

Carrier-grade routing to all international destinations via tier-1 interconnects, with per-prefix quality monitoring and automatic failover.

Zero Grey Route Policy

Strict policy against grey route and bypass traffic — all termination uses authorised carrier paths with bilateral agreements.

Real-Time Quality Metrics

Live call quality dashboards showing MOS score, ASR, ACD, NER, and CLI rates per destination prefix and carrier route.

Automatic Rerouting

Intelligent traffic management reroutes calls automatically within seconds when a carrier path degrades — zero manual intervention required.

Transparent CDR Reporting

Full CDR access with per-call detail, route information, quality scores, and duration — available in real time and via daily export.

Dedicated Support

24/7 technical support with a dedicated account manager and direct escalation path to our NOC engineering team.

Technical Specifications

Coverage 140+ countries, 500+ destinations
ASR 99.9% on premium routes
ACD >120 seconds average call duration
Audio Quality MOS 4.0+ on all tier-1 routes
Latency <150ms average end-to-end
Protocols SIP (RFC 3261), H.323, SS7/SIGTRAN (via gateway)
Codecs G.711 (a/u-law), G.729, G.722
Billing Per-second billing, real-time CDR
Support 24/7 NOC + dedicated account manager

Compatible With

  • Any SIP-compliant PBX or softswitch
  • VoIP gateways (AudioCodes, Cisco, Sonus)
  • FlexSwitch (native integration)
  • Hosted PBX and UCaaS platforms
  • WebRTC gateways

Special pricing available for high-volume A-Z traffic. CLI presentation, custom routing rules, and dedicated capacity arrangements available upon request.

Use Cases

Who Uses Voice Termination

🇯

International Enterprises

Businesses making high volumes of international calls benefit from our tier-1 pricing, consistent quality, and 140+ country coverage — without managing carrier relationships.

📞

VoIP Service Providers

ITSPs and CLECs use our termination to expand coverage and improve quality on routes their existing carriers cannot match.

🏗

UCaaS & Hosted PBX Platforms

Cloud communications platforms integrate our termination via SIP trunking for reliable call delivery to their end-user bases.

Get Premium Voice Termination Rates

Contact our wholesale team for a rate card tailored to your traffic profile and destination mix.