NIM-24A - Cisco Catalyst 8000 Series Edge Platforms Modules & Cards Series
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NIM-24A
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NIM-24A Overview
24-port Asynchronous Module NIM-24A
Overview
24-port Asynchronous Module
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Specification
NIM-24A Specification
24-port Asynchronous Module
Frequently Asked Questions
What is the primary function of the Cisco NIM-24A module? +
The NIM-24A is a 24-port asynchronous Network Interface Module designed for Cisco 4000 Series Integrated Services Routers. It provides high-density serial connectivity, primarily used for out-of-band device management, terminal server applications, and connecting legacy equipment that requires asynchronous serial interfaces for console access or data transmission in enterprise networking environments.
Which Cisco router platforms are compatible with the NIM-24A? +
This module is specifically engineered for use with Cisco 4000 Series Integrated Services Routers (ISR), including the ISR 4451, 4431, 4351, 4331, and 4321 models. Before deployment, ensure your router is running an IOS XE software version that supports the NIM-24A module to guarantee seamless hardware integration and operational stability within your network infrastructure.
How does the NIM-24A handle device connectivity? +
The NIM-24A utilizes high-density connectors to support 24 asynchronous serial ports. By facilitating serial-over-IP connectivity, it allows network administrators to manage multiple remote devices, such as switches, routers, or firewalls, through their console ports from a central location, significantly simplifying the remote management process for distributed enterprise branch offices.
What are the common deployment scenarios for this asynchronous module? +
Typical deployments include acting as a console server for large-scale data centers or enterprise branch offices. By consolidating multiple console connections into a single NIM slot, the NIM-24A reduces physical cabling clutter and enables administrators to perform remote troubleshooting, configuration, and monitoring of headless equipment via a secure network connection.
Does the NIM-24A support specific cabling for its 24 ports? +
Yes, this module requires specific high-density transition cables to break out the 24 asynchronous ports into standard RJ-45 or DB-9 interfaces. These cables are essential for connecting the module to your target equipment's console or auxiliary ports, ensuring that signaling remains consistent and reliable across the physical layer of your management network.
Is the NIM-24A hot-swappable in a Cisco ISR router? +
Cisco 4000 Series ISRs are designed to support Online Insertion and Removal (OIR) for NIMs. This allows you to install or replace the NIM-24A module without powering down the entire router chassis, which is critical for maintaining high availability and minimizing downtime in enterprise-grade production environments during hardware maintenance or network expansions.
How is the NIM-24A managed within the Cisco IOS XE environment? +
Once installed, the NIM-24A ports are managed via the Cisco IOS XE command-line interface. Administrators configure each individual asynchronous port as a TTY line, setting parameters like baud rate, data bits, and parity to match the connected serial device. This allows for standard terminal server functionality integrated directly into your existing router configuration.
What performance impact should I expect when using the NIM-24A? +
The NIM-24A is optimized for control plane management and low-speed asynchronous serial communication. Because it is dedicated to terminal server and console management functions, it offloads these tasks from the main router processor. This ensures that your primary routing and switching performance remains unaffected while providing robust and reliable access to your management console network.
Can I request a bulk quote for multiple NIM-24A modules? +
If you are planning a large-scale infrastructure refresh or require multiple units for your data center, BuyRouterSwitch.com makes the process simple. Contact our sales department directly with your specific quantity requirements. We specialize in providing competitive pricing for high-volume orders, ensuring that your enterprise procurement team receives the most cost-effective solution for your hardware needs.
Why should I choose BuyRouterSwitch.com for my Cisco hardware needs? +
At BuyRouterSwitch.com, we pride ourselves on delivering authentic Cisco hardware and an efficient, secure procurement experience. Our inventory management is tailored for professional IT buyers who prioritize high-quality, genuine networking components. When you order from us, you benefit from a dedicated team focused on professional-grade fulfillment and ensuring your hardware arrives ready for immediate deployment in your network.

















