6.1. Multiplatform Agent

The OpenNAC Agent is a critical component of the OpenNAC Enterprise solution, empowering network administrators with advanced control and security capabilities for connected devices. It collects device information, stores it for review in the Administration portal, and provides additional functionalities such as embedded VPN connectivity and script execution.

This section provides information about the Multiplatform Agent, which is the installable version of the application.

• 6.1.1. Introduction
  • 6.1.1.1. User Community Description
  • 6.1.1.2. Supported Operating Systems
  • 6.1.1.3. Functional Description
  • 6.1.1.4. Technical Architecture
• 6.1.2. Data Sent to OpenNAC Server
  • 6.1.2.1. Agent callbacks
  • 6.1.2.2. Data extracted from devices
  • 6.1.2.3. Example of payload
• 6.1.3. Data Received from OpenNAC Server
  • 6.1.3.1. Example of payload
• 6.1.4. Agent-Collected Data Tags
• 6.1.5. OSQuery
  • 6.1.5.1. List of queries to gather device information
• 6.1.6. Communication Protocol
  • 6.1.6.1. Advantages of gRPC
  • 6.1.6.2. Conclusion about the communication protocol
  • 6.1.6.3. Workflows
• 6.1.7. Registering the Agent
  • 6.1.7.1. Data sent to server
  • 6.1.7.2. Response from server
• 6.1.8. Running Scripts
  • 6.1.8.1. Script format sent from a server to an agent
• 6.1.9. Agent VPN Connection
  • 6.1.9.1. Connect to VPN using OpenVpn
• 6.1.10. Component Analysis
  • 6.1.10.1. WireGuard
  • 6.1.10.2. OpenVpn
  • 6.1.10.3. OSQuery
• 6.1.11. Agent Packages/Libraries
• 6.1.12. Agent's User Interface
• 6.1.13. Personal Device Agent Management
  • 6.1.13.1. Script download
  • 6.1.13.2. How to stop the Agent
  • 6.1.13.3. How to start the Agent
  • 6.1.13.4. VPN Connection
  • 6.1.13.5. VPN Disconnection
• 6.1.14. Agent Troubleshooting
  • 6.1.14.1. Agent installation error on MacOS
  • 6.1.14.2. Install/Update logs
  • 6.1.14.3. App Settings Service file
  • 6.1.14.4. App Settings UI file
  • 6.1.14.5. VPN configuration file
  • 6.1.14.6. OpenNAC Service logs
  • 6.1.14.7. UI Application logs
  • 6.1.14.8. Log content
  • 6.1.14.9. Log format
  • 6.1.14.10. Agent User Interface Messages
  • 6.1.14.11. Flow Charts