Cisco NM-4B-S/T 4-Port ISDN-BRI Network Module

Features

• Provides four ISDN Basic Rate Interface (BRI) ports
• Compatible with Cisco modular access routers
• Supports both voice and data applications
• Offers synchronous communication capabilities
• Includes built-in Network Termination 1 (NT1) for direct ISDN connection
• Permits multiple device connectivity through a single ISDN line
• Supports channel aggregation for enhanced bandwidth
• Designed for easy installation and configuration

Technical Specifications

• Product Type: Cisco Network Module
• Ports: Four ISDN Basic Rate Interface (BRI) ports
• Connector Type: S/T interface
• Compatibility: Compatible with various Cisco modular routers, including Cisco 2800 and 3800 series
• Data Transfer Rate: Up to 128 Kbps per BRI port (64 Kbps per B channel)
• Standards Compliance: ITU-T I.430, ITU-T I.431, ETSI ETR80, and ETSI 624-1
• Dimensions: Standard network module size for compatible Cisco routers
• Operating Temperature: 0°C to 40°C (32°F to 104°F)
• Storage Temperature: -20°C to 65°C (-4°F to 149°F)
• Humidity: 5% to 95% non-condensing relative humidity

Frequent Ask Questions

• What is the Cisco NM-4B-S/T 4-Port ISDN-BRI Network Module used for?

  The Cisco NM-4B-S/T is a 4-port ISDN Basic Rate Interface (BRI) network module designed for Cisco routers. It provides connectivity for ISDN devices and facilitates network scaling, enabling multiple ISDN BRI connections simultaneously.

• Which devices are compatible with the NM-4B-S/T module?

  The NM-4B-S/T module is compatible with a range of Cisco routers that support network modules, such as the Cisco 2600, 2800, 3600, 3700, and 3800 series routers.

• What type of ports does this module have?

  The module is equipped with 4 ISDN BRI S/T interfaces, which allow for connections to ISDN lines and ISDN-enabled devices.

• What are the typical applications of this network module?

  This module is used in various applications including remote office connectivity, legacy integration, and backup connections for critical network paths, leveraging ISDN BRI\'s reliability and widespread availability.

• How do I configure the NM-4B-S/T network module?

  Configuration of the NM-4B-S/T network module typically involves using the Cisco IOS command-line interface (CLI). You will need to specify interface parameters, ISDN switch type, and other settings specific to your network requirements.

• Is the NM-4B-S/T module hot-swappable?

  No, the NM-4B-S/T module is not hot-swappable. You need to power down your router before installing or removing the module to avoid hardware damage.

• What is the form factor of the Cisco NM-4B-S/T module?

  The NM-4B-S/T is a network module that fits into compatible Cisco modular routers, occupying one network module slot.

• What are the benefits of using the NM-4B-S/T for network connectivity?

  Using the NM-4B-S/T module provides several benefits, including high reliability, enhanced connectivity options for remote sites, and the ability to integrate older ISDN-based systems with newer network infrastructure.

Warranty and Extended Support Options

• All products sold come with a 12 month return to base warranty.
• For most products, we can also offer extended maintenance contracts, with options such as 24x7 support and an onsite engineer that can repair or replace your part within 2 hours.

Delivery and Logistics

• Our stock is held in Botany, NSW, near major courier hubs and Sydney International Airport.

• We offer advanced logistics solutions, such as:
  • same day delivery,
  • same day collection,
  • overnight delivery,
  • tailgate services,
  • data centre
  • and secure location deliveries, etc.

• Our logistics team ensure every item is packed safe and secure, ensuring no damage occurs to your equipment, in fact, our customers often comment on how good our packing is, check out our ratings on trustpilot.

The XS Network Tech Difference

We are in independent network hardware distributor, our focus is on ensuring that our customers receive the correct tech solutions, at the best possible price, delivered as fast as possible.

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See more about our used goods procedures

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Logistics

• Our stock is held in Botany, NSW, near major courier hubs and Sydney International Airport.
• We offer advanced logistics solutions, such as same day delivery, same day collection, overnight delivery, tailgate services, data centre & secure location deliveries, etc.
• Our logistics team ensure every item is packed safe and secure, ensuring no damage occurs to your equipment, in fact, our customers often comment on how good our packing is, check out our ratings on trustpilot.

Warranty and Extended Support Options

• All products sold come with a 12 month return to base warranty.
• For most products, we can also offer extended maintenance contracts, with options such as 24x7 support and an onsite engineer that can repair or replace your part within 2 hours.

Circular Economy - E-Waste Reduction

• XS Network Tech is committed to extending the useful life of IT network hardware and accessories, contributing to a circular economy, and reducing e-waste.
• Waste reduction is part of our company Ethos. Besides being a prominent second hand network equipment dealer, we also try minimise waste by re-using packaging and protective shipping insulation products wherever possible.

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