31L5289 - IBM 16/4 Token Ring PCI Management Adapter

Description

The IBM 31L5289 is a specialized PCI adapter engineered to provide management capabilities for Token Ring network environments. In an era where Token Ring was a prevalent networking technology, such adapters were crucial for network administrators to monitor, control, and maintain the health and performance of their network infrastructure. This management adapter likely offered features for diagnostics, performance analysis, and potentially remote management functions within the Token Ring topology. As a PCI (Peripheral Component Interconnect) card, the 31L5289 would have been installed in a compatible PCI slot on a server or workstation. The adapter's primary role was to interface with the Token Ring network at a level that allowed for detailed observation and manipulation of network traffic and device status. This was essential for troubleshooting network issues, optimizing performance, and ensuring the overall stability of the network. The adapter supports both 16 Mbps and 4 Mbps Token Ring speeds, reflecting the flexibility required for networks that might have included devices operating at different speeds. Its designation as a 'Management Adapter' suggests it was not primarily for data transmission but rather for the oversight and administration of the network, making it a vital component for network management tools and strategies in IBM-centric Token Ring deployments.

Condition: Refurbished