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IBM 73G2042 16/4 16-Bit ISA Token Ring Network Adapter
- Token Ring Network Adapter
- 16-Bit ISA Bus Interface
- Supports 16 Mbps and 4 Mbps speeds
- Designed for older IBM systems
- Provides legacy network connectivity
- Used for connecting to Token Ring LANs
- Requires an ISA slot for installation
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Product Overview
The IBM 73G2042 is a 16-bit ISA bus network adapter designed for Token Ring networks. It supports 16/4 Mbps speeds and is intended for older IBM computer systems that utilize the ISA expansion slot. This adapter provides legacy network connectivity.
Technical Information
| Product Type | Network Adapter |
| Network Technology | Token Ring |
| Bus Interface | 16-Bit ISA |
Additional Specifications
| Data Transfer Rate | 16/4 Mbps |
| Manufacturer | IBM |
Product Description
The IBM 73G2042 is a network adapter card specifically engineered for Token Ring networks and designed to be installed in systems featuring the Industry Standard Architecture (ISA) bus. The ISA bus, particularly the 16-bit variant, was a foundational expansion bus in early personal computers and workstations, including many IBM models, predating PCI and PCIe. This adapter leverages that bus to provide network connectivity. As a Token Ring adapter, it facilitates communication within a Token Ring local area network (LAN). Token Ring technology, developed by IBM, uses a token-passing mechanism to control access to the network medium. The 73G2042 supports the standard operating speeds for Token Ring, which are 4 Mbps and 16 Mbps, allowing it to function in networks configured for either speed. This card is a clear indicator of legacy hardware, intended for use in older IBM computers that still rely on ISA slots for expansion. Its primary function is to enable these older systems to connect to and participate in a Token Ring network. In modern computing environments, ISA slots are rare, making this adapter relevant only for maintaining or operating legacy systems and networks.
