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3Com 3C421670 1 x Port ISDN BRI + 1 x Port 10Base-T Expansion Module
- Provides one ISDN BRI port for digital telephony and data communication.
- Includes one 10Base-T Ethernet port for standard network connectivity.
- Designed as an expansion module for compatible 3Com networking equipment.
- Facilitates integration of ISDN services into an Ethernet network.
- Suitable for small office/home office (SOHO) or branch office deployments.
- Offers a cost-effective way to add specific interface types.
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Key specifications
See full specs ↓- Product Type
- Expansion Module
- Interface 1
- ISDN BRI
- Interface 2
- 10Base-T Ethernet
- Brand
- 3Com
- Model
- 3C421670
Product details
The 3Com 3C421670 is an expansion module designed to enhance network connectivity. It provides both an ISDN BRI (Basic Rate Interface) port and a 10Base-T Ethernet port, offering versatile integration options for legacy and modern network infrastructures.
Technical Information
| Product Type | Expansion Module |
| Interface 1 | ISDN BRI |
| Interface 2 | 10Base-T Ethernet |
Additional Specifications
| Brand | 3Com |
| Model | 3C421670 |
Description
The 3Com 3C421670 expansion module is engineered to bridge different communication technologies within a network environment. Its primary function is to equip compatible networking devices with the capability to interface with both ISDN Basic Rate Interface (BRI) and standard 10Base-T Ethernet networks. This dual-port design allows for the integration of digital voice and data services offered by ISDN, alongside traditional LAN connectivity. The ISDN BRI port is crucial for businesses that rely on ISDN for dedicated digital communication lines, often used for voice trunking or high-speed data transmission in areas where broadband was not readily available. The 10Base-T port ensures seamless integration into existing Ethernet infrastructure, enabling data exchange with other network devices. This combination makes the module particularly useful for upgrading or expanding networks in environments that require a mix of legacy and contemporary communication protocols. Installation of the 3C421670 is typically straightforward, plugging into an available expansion slot on a compatible 3Com switch or router. This allows network administrators to add specific functionalities without replacing the entire networking chassis. The module is designed to be a reliable and efficient solution for enhancing network reach and capabilities, particularly for specialized communication needs.
Condition: Refurbished
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Typically 1–2 days handling, 3–7 days in transit.
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Government, enterprise, data center and small business.
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