Sonatus Foundation Network Services
Build flexible and modern vehicle networks
Sonatus Foundation’s Network Services provide the key software ingredients to build modern software-defined networks in vehicles.

Ethernet Network Manager
The next-generation of software-defined vehicles are embracing Automotive Ethernet technology to bring high-speed and flexible networking to vehicles.
Foundation’s Ethernet Network Manager allows automakers to centrally manage in-vehicle Ethernet networks to monitor, configure and troubleshoot issues at any time, including post-production.
Benefits
- Faster and more reliable data transfer among CAN and Ethernet components
- Reduce downtime and repair costs by providing manageability of the network
- Improve network security and segment traffic to prevent unauthorized access
- Reduce the risk of cyber attacks and help maintain vehicle safety and security
- Faster and more advanced diagnostics and feature validation before and after SoP
Key Technical Features
- L2/L3 forwarding, queueing, ACL, and VLAN configuration
- Ethernet Port Mirroring configuration
- Network statistics monitoring configuration
- Switch health monitoring and fail-safe updates
- Dynamic in-vehicle network provisioning
- UDS-based diagnostics for network troubleshooting
- Packet interceptor for collecting Ethernet packets
- Interface with Diagnostics Manager for secure OBD access
- Cloud-based management
- Policy management and deployment
- Network Statistics Monitoring
- Switch Health Monitoring
Vehicle-to-Cloud Communications Controller
Connecting to the cloud is an integral part of transition to software-defined vehicles. Sonatus Foundation’s Vehicle-to-Cloud Communications Controller gives OEMs fine-grained control over how vehicles connect to the cloud, ensuring it is done securely and cost-effectively.
Benefits
- Increases visibility into external communications to detect and diagnose issues
- Improves security with threat prevention mechanisms
- Allows management to minimize cellular data transmission costs
- Enables users to connect devices to the cloud
- Optimizes network performance and reduces latency
- Maximizes hardware performance
Key Technical Features
- Flexible traffic steering to desired APN with fallback option
- Network Firewall with connection tracking
- VLAN and subnet-based traffic isolation
- Network Address Translation (NAT)
- Application-specific local DNS
- Network traceability with packet logging and detailed statistics
- WiFi hotspot tethering support
- Dual Stack IPv4-IPv6 support
- Support for different regional policies
- Hardware acceleration
- Cloud-based management across fleets of vehicles
- Policy management
- Connectivity statistics monitoring
- Data usage monitoring
- Data cap enforcement
CAN-Ethernet Gateway
Sonatus Foundation’s CAN-Ethernet Gateway service provides seamless interoperability between CAN and Ethernet networks in a vehicle. The Gateway translates Ethernet messages into CAN signals and vice versa, allowing ECUs and applications on either networks to communicate with each other efficiently.
Related Resources

HL Klemove and Sonatus announce collaboration to enable next-generation E/E architecture for software-defined vehicle applications
