QL Local

APPLIED OPTOELECTRONICS, INC.

About this app

QuantumLink™ Local Mobile (QL Local) Application empowers field technicians with precision control over HFC network devices.

Built on AOI’s industry-leading LoRaWAN architecture, QuantumLink Local allows on-site diagnostics, firmware management, and troubleshooting without disrupting network operations. Field engineers can securely access amplifier and node data, push configuration updates, monitor ingress levels, and perform asset validation — all through a rugged, technician-friendly mobile interface.

Key Features:
• Localized device access via secure wireless interface
• Real-time diagnostics and telemetry monitoring
• Firmware updates and configuration management
• Ingress, ALSC, and power monitoring
• Historical change tracking and geo-tagging
• Standards-compliant with DOCSIS® 4.0 and SCTE specifications

QL Local integrates seamlessly with QuantumLink Node and QuantumLink Central, delivering unmatched operational efficiency across the HFC plant. AOI’s solution reduces truck rolls, minimizes network downtime, and puts powerful tools in the hands of technicians where they work best — in the field.