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IBM 53F7748 1 x Port DB-9 16/4 Token Ring Micro Channel Adapter
- Token Ring network adapter.
- Supports 16 Mbps and 4 Mbps speeds.
- Micro Channel (MCA) interface for IBM PS/2 and compatible systems.
- 1 x DB-9 port for Token Ring network connection.
- Enables connectivity for legacy IBM hardware.
- Suitable for environments with existing Token Ring infrastructure.
- Designed for IBM's proprietary bus architecture.
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Product Overview
The IBM 53F7748 is a Token Ring adapter designed for IBM Micro Channel architecture systems. It features a single DB-9 port and supports 16/4 Mbps speeds, providing network connectivity for compatible IBM workstations and servers.
Technical Information
| Product Type | Network Adapter |
| Interface | Micro Channel (MCA) |
| Network Technology | Token Ring |
Additional Specifications
| Speeds Supported | 16 Mbps, 4 Mbps |
| Ports | 1 x DB-9 |
| Compatibility | IBM Systems with Micro Channel slots |
Product Description
The IBM 53F7748 is a specialized network adapter designed for IBM systems that utilize the Micro Channel architecture (MCA), commonly found in IBM PS/2 computers and some servers. This adapter facilitates connection to a Token Ring network, a legacy networking technology known for its token-passing access method which provides deterministic performance. The card supports both 16 Mbps and 4 Mbps operational speeds, allowing it to function within various Token Ring network configurations. Featuring a single DB-9 connector, this adapter is intended for use with specific types of Token Ring cabling and network topologies. The Micro Channel interface is distinct from the more common ISA or PCI buses, making this adapter compatible only with MCA-equipped IBM machines. Its primary purpose is to provide network connectivity for these older IBM platforms, enabling them to access network resources or participate in legacy network segments. For organizations that continue to rely on Token Ring networks or maintain IBM MCA-based systems for specific applications or archival purposes, the 53F7748 adapter is an essential component. It ensures that these systems can remain integrated into the network infrastructure, supporting critical legacy operations where migration to newer technologies may not be feasible or necessary.
