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Nortel DM1401E82 CES400 56 BIT 3 Ethernet ISDN

Nortel DM1401E82 CES400 56 BIT 3 Ethernet ISDN
Nortel DM1401E82 CES400 56 BIT 3 Ethernet ISDN
The Nortel DM1401E82, marketed as the CES400 56 BIT 3 Ethernet ISDN, is a versatile interface unit that bridges legacy ISDN circuits with modern Ethernet networks. Designed for reliability and ease of integration, this device enables businesses to ma... Read More
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  • In Stock: 1
  • Manufacturer: Nortel
  • Model or Part: DM1401E82
  • Condition: Refurbished
  • Weight: 22.00lb
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New - Sealed or Open Box Condition
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Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Overview
The Nortel DM1401E82, marketed as the CES400 56 BIT 3 Ethernet ISDN, is a versatile interface unit that bridges legacy ISDN circuits with modern Ethernet networks. Designed for reliability and ease of integration, this device enables businesses to maintain existing ISDN voice and data services while taking advantage of high-speed Ethernet connectivity. It is an ideal solution for organizations upgrading their communications infrastructure without discarding valuable ISDN investments.

Key Features

  • Supports 56 kilobit per second ISDN B-RI and PRI interfaces
  • Three independent Ethernet ports for flexible network topology
  • Built-in protocol conversion from ISDN to TCP/IP
  • Compact rack-mountable chassis with front panel status LEDs
  • Plug-and-play installation with auto-detect of line speed
  • Robust error detection and correction for high data integrity

Technical Specifications

  • Model number: DM1401E82
  • Manufacturer: Nortel
  • ISDN interface: 2B+D (56 kbps) and PRI (up to 2.048 Mbps)
  • Ethernet ports: 3 x 10/100BaseTX
  • Power supply: 100-240 VAC, 50/60 Hz
  • Operating temperature: 0 to 40 deg Celsius
  • Dimensions: 4U rack height, 445 mm width, 210 mm depth
  • Weight: 7.5 kg

Applications
The CES400 56 BIT 3 Ethernet ISDN is suited for a wide range of environments where ISDN services remain critical. Typical applications include:

  • Enterprise voice gateways that need to route calls over IP networks
  • Call centers requiring reliable ISDN trunks alongside Ethernet LANs
  • Broadcast and media facilities that use ISDN for low-latency audio feeds
  • Financial trading floors where secure ISDN lines complement Ethernet connectivity
  • Remote office extensions that link legacy ISDN PBX systems to a central data network

By combining proven ISDN technology with modern Ethernet interfaces, the Nortel DM1401E82 delivers a cost-effective bridge that protects existing investments while preparing your communications infrastructure for future growth.