• A Strategic Initiative to Advance America's Telecommunications Infrastructure

Zayo + TeleFortress

Fiber-Powered Voice Infrastructure for National-Scale Enterprise & Public Sector Networks

Zayo + TeleFortress

Zayo’s extensive long-haul and metro fiber network enables high-performance connectivity between TeleFortress’s SIP core and some of the most demanding communications environments in the United States. Through this integration, TeleFortress delivers private, SLA-backed SIP trunking, STIR/SHAKEN call authentication, CLI trust enforcement, and E911-compliant voice routing over one of the most resilient backbones in the country.

“Zayo brings the physical reach, TeleFortress brings the voice compliance, trust, and regulatory authority.”

TeleFortress

Why Zayo + TeleFortress?

Fiber-Backed SIP Trunking

  • Private SIP delivery over Zayo’s dark fiber and lit wavelength services
  • MPLS, DIA, and Ethernet handoffs for flexible SIP interop
  • Supports enterprise UCaaS, CPaaS, and custom VoIP infrastructure

STIR/SHAKEN-Compliant Routing

  • Attestation A/B applied to all outbound traffic
  • Real-time CLI monitoring and call reputation scoring
  • End-to-end traceback logs, spoofing prevention, and call trust enforcement

Regulatory-Ready Voice Transport

  • Built-in E911 routing with support for dispatchable location
  • Fully compliant with RAY BAUM’S Act and Kari’s Law
  • Available in federal, healthcare, and financial-grade deployments

Multi-Path Redundancy

  • Geo-redundant voice failover across Zayo’s North American fiber routes
  • Ideal for UC/VoIP platforms requiring sub-10ms latency and carrier diversity
  • Can pair with cloud interconnects (AWS, Azure, GCP) for hybrid SIP deployments

Use Cases

SIP trunking between enterprise data centers and TeleFortress PSTN edge

Large-scale contact centers routing call traffic via Zayo fiber

Government or defense facilities needing hardened, trusted voice

Emergency service deployments requiring low-latency E911 routing

High-volume STIR/SHAKEN-enabled outbound calling environments

Robotic hand with digital shield graphic
TeleFortress

Built for Integrity & Control

STIR/SHAKEN token holder with CLI trust analytics

TLS/SRTP SIP encryption over Zayo transport

Real-time fraud detection + short-duration traffic controls

DID routing, CNAM, and audit logs included

Last-mile extensions and customer colocation available on request.

Zayo + TeleFortress Network Presence

TeleFortress SIP nodes are directly connected via Zayo backbone in:

Deploy TeleFortress Over Zayo Fiber

Request a route map, provisioning consult, or fiber-to-SIP design session