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IBM 85F9089 9406 Token-Ring Network Adapter
- Token-Ring network adapter for legacy IBM systems.
- Supports the Token-Ring networking protocol.
- Designed for specific IBM server and workstation models.
- Provides connectivity to Token-Ring LANs.
- Likely utilizes specific connectors for Token-Ring cabling (e.g., DB-9 or RJ-45 with specific pinouts).
- Essential for maintaining or migrating from Token-Ring networks.
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Product Overview
The IBM 85F9089 is a Token-Ring network adapter, designed for legacy IBM networking environments. It provides connectivity using the Token-Ring protocol.
Technical Information
| Product Type | Network Adapter |
| Brand | IBM |
| Model | 85F9089 |
Additional Specifications
| SKU | 85F9089 |
| Protocol | Token-Ring |
Product Description
The IBM 85F9089 is a network adapter specifically designed to facilitate connectivity within Token-Ring local area networks (LANs). Token-Ring was a popular networking technology, particularly in IBM environments, known for its deterministic access method which provided predictable performance, especially under heavy load. This adapter allows IBM systems to interface with and participate in a Token-Ring network topology. This adapter would have been installed in compatible IBM servers or workstations, connecting them to the network via specialized Token-Ring cabling. The specific connector type would depend on the adapter's design and the era it was intended for, potentially using DB-9 connectors or RJ-45 ports configured for Token-Ring signaling. Its primary function is to handle the framing, transmission, and reception of data packets according to the Token-Ring protocol rules. While Ethernet has largely superseded Token-Ring in modern networking, adapters like the IBM 85F9089 are crucial for organizations that still maintain legacy systems or require connectivity to older infrastructure for specific applications or data archival purposes. It represents a piece of networking history and serves a niche requirement for compatibility with established Token-Ring networks.
