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3C619C - 3Com Token link III 16/ 4 16-Bit ISA Network Interface Card
- 16/4 Mbps Token Ring network interface card.
- 16-bit ISA bus interface for older computer systems.
- Supports both 4 Mbps and 16 Mbps Token Ring speeds.
- Designed for legacy Token Ring LAN environments.
- Features a connector for Token Ring cabling (likely RJ-45 or DB-9 depending on specific variant).
- Plug-and-play or jumper-based configuration.
- Provides essential network connectivity for older workstations or servers.
- Part of the 3Com TokenLink III family.
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Product Overview
The 3Com 3C619C is a 16/4 Mbps Token Ring network interface card designed for 16-bit ISA bus systems. It provides connectivity for legacy Token Ring networks.
Technical Information
| Interface | 16-bit ISA |
| Speed | 4/16 Mbps (Token Ring) |
Additional Specifications
| Connector | RJ-45 or DB-9 (common for Token Ring) |
| Network Standard | Token Ring |
Product Description
The 3Com 3C619C is a network interface card (NIC) that enables connectivity to Token Ring Local Area Networks (LANs). It operates at selectable speeds of either 4 Mbps or 16 Mbps, allowing it to function within different Token Ring network configurations. The card utilizes the 16-bit ISA (Industry Standard Architecture) bus, which was a standard interface for expansion cards in older personal computers and servers. This makes it suitable for maintaining or upgrading legacy systems that still rely on Token Ring technology. As part of the 3Com TokenLink III series, this card was designed for reliability and performance within Token Ring environments. Token Ring networks were known for their deterministic access method, which provided predictable performance, especially under heavy load, making them popular in enterprise settings. The card would typically feature connectors compatible with Token Ring cabling, which could be RJ-45 for twisted-pair or a DB-9 connector for specific Token Ring media. While Token Ring has been largely replaced by Ethernet, the 3C619C remains a functional component for specific applications or for users who need to maintain or interact with legacy Token Ring infrastructure. Its 16-bit ISA interface clearly places it in the category of older hardware, serving a niche but important role for those who require it.
