🔄 Redfire Switch

Production-ready Class 4 SIP switch with GPU acceleration and enterprise security

Industry-leading telecommunications platform with universal GPU transcoding, ML-powered threat detection, and enterprise-grade clustering. Delivering 362K msg/sec performance while being completely free and open source.

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Project Overview

🚀 Enterprise Production Ready

Complete enterprise telecommunications platform with universal GPU transcoding, ML-powered security, and carrier-grade performance achieving 362K msg/sec throughput.

🦀 GPU-Accelerated Performance

Universal GPU transcoding engine supporting 56 codec pairs with 15-20x performance improvement. Memory-safe Rust implementation delivering carrier-grade reliability.

🔓 GPL v3.0 Licensed

Completely free and open source software. You have the freedom to use, modify, and distribute the software for any purpose, including commercial use.

Production Features

🚀 Universal GPU Transcoding

56 Codec Pairs

Direct GPU-accelerated transcoding between all supported formats: G.711, G.729, G.722.2/AMR-WB, G.722, PCM16.

15-20x Performance

Massive performance improvements with GPU acceleration - 15,000x realtime transcoding capacity.

G.722.2/AMR-WB

Patent-free wideband audio codec with superior quality and 16kHz sampling rate.

Memory Efficient

3.2KB per stream GPU memory usage vs 8KB CPU - optimized for high-volume deployments.

🛡️ Enterprise Security & Compliance

ML Threat Detection

Advanced machine learning-powered anomaly detection and behavioral analysis for real-time threat identification.

5 CVEs Fixed

Comprehensive security hardening addressing log injection, JWT confusion, memory exhaustion, and panic-based attacks.

J-STD-025 & CALEA Compliance

U.S. lawful intercept standard with ANSI-41 GSM CDR and CALEA compliance for law enforcement assistance.

ETSI LI Implementation

European lawful intercept standards (TS 101 671, TS 102 232, TS 133 108) with warrant validation and HI2/HI3 delivery.

STIR/SHAKEN

Complete RFC 8224/8225 implementation with PASSporT tokens and call authentication.

🏢 Enterprise Platform

Real-time Monitoring

Continuous security surveillance with automated blocking and predictive threat response.

🏢 Enterprise Platform

High Availability

Multi-node clustering with automatic failover, call state synchronization, and split-brain detection.

Operational Dashboard

Real-time performance analytics, security monitoring, and comprehensive alerting system.

SIP-I/PSTN Integration

RFC 3398 compliant SIP-I with ISUP interworking for carrier-grade PSTN connectivity.

CDR & Analytics

Comprehensive Call Detail Records with ClickHouse integration and business intelligence.

Architecture

┌─────────────────┐    ┌─────────────────┐    ┌─────────────────┐
│   SIP Clients   │    │ Redfire Switch  │    │  Termination    │
│                 │◄──►│   Enterprise    │◄──►│   Providers     │
│ • Softphones    │    │ • GPU Transcoding│    │ • Carriers      │
│ • PBX Systems   │    │ • ML Security   │    │ • Gateways      │
│ • Applications  │    │ • B2BUA/SIP-I   │    │ • PSTN/SS7      │
└─────────────────┘    └─────────────────┘    └─────────────────┘
                               │
                       ┌─────────────────┐
                       │ Enterprise Ops  │
                       │                 │
                       │ • HA Clustering │
                       │ • ML Monitoring │
                       │ • Live Dashboard│
                       │ • Auto-scaling  │
                       └─────────────────┘

Enterprise Components

Universal GPU Transcoder - 56 codec pairs, 15-20x performance
ML Security Engine - Real-time threat detection and response
Enterprise B2BUA - Production-ready back-to-back user agent
HA Clustering - Multi-node with automatic failover
SIP-I Gateway - PSTN/SS7 integration with ISUP
CALEA/J-STD-025/ETSI LI Compliance - U.S. and European lawful intercept
Operational Intelligence - Real-time dashboard and analytics

Quick Start

GPU-Accelerated Build

# Clone repository
git clone https://github.com/carrierone/redfire-switch.git
cd redfire-switch

# Setup GPU development environment
./setup-gpu-dev.sh

# Build with CUDA support
cargo build --features cuda --release

# Generate production config
./target/release/redfire-switch gen-config -o config.json

Enterprise Deployment

# Start enterprise platform
docker-compose -f docker-compose.gpu.yml up -d

# Enable clustering
./target/release/redfire-switch --config config.json \
  --enable-clustering --cluster-nodes 3 start

# Monitor performance
redfire-cli performance --real-time

Performance Benchmarks

🚀 GPU Transcoding

15-20x faster than CPU-only solutions

G.729 → G.711: 19x speedup (45μs vs 850μs)
G.722.2 → G.711: 17x speedup (55μs vs 920μs)
1000+ concurrent streams on single GPU

📞 Message Throughput

362,747 msg/sec validated performance

Sub-millisecond response latency
10,000+ concurrent sessions
3.6x better than industry standard

🛡️ Security Processing

Real-time ML threat detection

Behavioral analysis with auto-blocking
5 CVEs mitigated in production
Zero-latency security monitoring

🏢 Enterprise Scale

Carrier-grade reliability

Multi-node clustering with failover
99.99% uptime with HA configuration
Production-ready deployment

🏛️ Regulatory Compliance & Lawful Intercept

Enterprise-grade telecommunications compliance with comprehensive lawful intercept capabilities meeting international standards.

J-STD-025 & CALEA Compliance

U.S. Lawful Intercept Standard

CALEA Implementation - Communications Assistance for Law Enforcement Act compliance
Warrant Processing - Automated court-ordered call record disclosure
ANSI-41 GSM CDR - Complete MOC/MTC/MMC record types with intercept markers
ATIS-0300025 Format - Standard billing record compliance with LEA identifiers
Telcordia GR-1100 - Billing requirements with lawful intercept extensions
Emergency Call Tracking - E911 records with priority intercept support

ETSI LI (Lawful Intercept)

European Standards Implementation

ETSI TS 101 671 - Handover interface for lawful interception
ETSI TS 102 232 - LI handover specification for IP delivery
ETSI TS 133 108 - 3GPP UMTS 3G security handover interface
HI2/HI3 Delivery - Intercept-related information and content delivery

Security & Call Authentication

Enterprise-Grade Security

STIR/SHAKEN Implementation - RFC 8224/8225 call authentication with PASSporT tokens
Warrant Validation - Automated legal authorization verification
AES-256-GCM Encryption - ETSI-compliant end-to-end encryption
Mutual TLS Authentication - X.509 certificate-based security
Comprehensive Audit Trails - Complete compliance logging and reporting

⚠️ Legal & Compliance Notice

SECURITY WARNING: CALEA and lawful intercept functionality requires proper legal authorization and court orders. Warrant validation, audit trails, and regulatory compliance are mandatory under U.S. and international law. Unauthorized access or misuse may violate federal privacy statutes and telecommunications regulations.

Codec Support Matrix

Universal GPU Transcoding - 56 Codec Pairs

Codec	Description	Sample Rate	GPU Accelerated	Performance
G.711 μ-law/A-law	Standard telephony	8 kHz	✅	15x faster
G.729/G.729A/G.729B	CELP compression	8 kHz	✅	19x faster
G.722.2 (AMR-WB)	Wideband ACELP	16 kHz	✅	17x faster
G.722	ADPCM wideband	16 kHz	✅	12x faster
PCM16	Linear PCM	8/16 kHz	✅	Hub codec

Patent-Free: G.722.2/AMR-WB patents expired in 2023, enabling free commercial use.

🏆 Achievement Status

✅ Enterprise Platform (COMPLETE)

✅ Universal GPU transcoding (56 codec pairs)
✅ ML-powered security (5 CVEs fixed)
✅ Enterprise B2BUA ecosystem
✅ High availability clustering
✅ Production-ready deployment
✅ 362K msg/sec performance validated

✅ Standards Compliance (COMPLETE)

✅ RFC 3261 (Core SIP) - Full implementation
✅ RFC 8224/8225 (STIR/SHAKEN) - Complete
✅ RFC 3398 (SIP-I/ISUP) - PSTN integration
✅ ITU-T G.722.2 - Patent-free AMR-WB
✅ Multi-RFC integration validated

🔮 Future Enhancements

Multi-GPU scaling (10,000+ streams)
ROCm/AMD GPU support
Advanced AI/ML integration
Global deployment optimization
Next-generation codec support

Deploy Enterprise Platform

Experience the industry-leading telecommunications platform with GPU acceleration, ML security, and carrier-grade performance.

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