ISR4321-AXK9 Cisco ISR4321-AX/K9 ISR 4321 Application Experience Bundle Router Ref

Name: ISR4321-AXK9 Cisco ISR4321-AX/K9 ISR 4321 Application Experience Bundle Router Ref
Brand: Cisco
SKU: ISR4321-AXK9
Price: 222.00 USD
Availability: InStock
Rating: 5 (10 reviews)

Mfr. Part #: ISR4321-AXK9

Brand: Cisco

Condition: Refurbished

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ISR4321-AX/K9

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overview

ISR4321-AXK9 Overview

CISCO - Isr 4321 - Application Experience Bundle - Router - Rack-mountable (ISR4321-AX/K9).

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faqs

Frequently Asked Questions

What primary performance benefits does the Cisco ISR4321-AX/K9 offer for branch offices? +

The ISR4321-AX/K9 is engineered for high-performance branch routing, providing integrated application visibility and control. By leveraging Cisco’s Performance Routing (PfR) and advanced traffic management, it ensures critical business applications receive priority bandwidth. This model streamlines your network infrastructure by consolidating routing, switching, and application optimization into a single, compact platform designed specifically for the modern enterprise edge.

Does the ISR4321-AX/K9 include pre-installed software licenses for application visibility? +

Yes, the 'AX' designation in the part number indicates that this unit comes bundled with the Application Experience (AX) technology package. This suite includes advanced features like Cisco Wide Area Application Services (WAAS) and Application Visibility and Control (AVC), allowing administrators to monitor, manage, and accelerate application performance directly at the branch level without needing separate, dedicated hardware appliances.

What are the physical connectivity options available on the ISR4321-AX/K9? +

This router features two onboard 10/100/1000 Gigabit Ethernet ports, which can be configured as either RJ-45 or SFP-based fiber connections. Additionally, it provides two Network Interface Module (NIM) slots and one Service Module (SM) slot, offering flexible expansion capabilities. These slots allow for the addition of various WAN and LAN interface modules to meet specific branch connectivity requirements as your network architecture evolves.

How does this router manage encrypted traffic and network security? +

The ISR4321-AX/K9 supports integrated hardware-accelerated encryption, enabling secure site-to-site VPN tunnels without significantly degrading throughput. It utilizes the Cisco IOS XE operating system, providing a robust security stack that includes stateful firewalls, access control lists, and intrusion prevention capabilities. This ensures your branch office data remains protected while maintaining the high-speed performance required for business-critical applications.

Can the ISR4321-AX/K9 be managed via Cisco DNA Center? +

Yes, this model is fully compatible with Cisco's Software-Defined WAN (SD-WAN) and DNA Center architectures. It supports modern management protocols and programmability, allowing network administrators to automate provisioning, monitor real-time health metrics, and apply centralized security policies. This integration simplifies management tasks, reducing operational complexity across distributed branch locations and ensuring consistent policy enforcement throughout the entire network environment.

What is the maximum throughput capability of the Cisco ISR4321-AX/K9? +

The ISR4321 series is designed to deliver a default throughput of 50 Mbps, which can be scaled up to 100 Mbps via performance licenses. This allows organizations to start with a capacity that matches their current bandwidth needs and upgrade performance through software as their traffic requirements grow, providing an excellent balance between initial capital expenditure and future-proofing the network.

Is the ISR4321-AX/K9 suitable for voice and unified communications deployment? +

Absolutely. The ISR4321-AX/K9 supports advanced Quality of Service (QoS) features and voice-gateway functionality, making it ideal for delivering high-quality voice and video services to the branch. With its ability to prioritize real-time traffic and manage jitter and latency effectively, it ensures a seamless communication experience for employees using IP telephony and collaboration tools like Cisco Webex.

What power requirements and environmental considerations are necessary for this router? +

This router utilizes a standard internal power supply and is housed in a compact 1RU form factor, making it space-efficient for rack-mounted branch deployments. It is designed for standard operating temperatures and airflow requirements typical of enterprise server rooms. Detailed specifications regarding power consumption and thermal output are documented in the Cisco hardware installation guide to assist with your facility planning.

Why should I purchase the Cisco ISR4321-AX/K9 from BuyRouterSwitch.com? +

Buying from BuyRouterSwitch.com ensures you are sourcing genuine, brand-new Cisco hardware directly through an established supply chain. We prioritize providing our customers with authentic enterprise equipment, meticulously handled to maintain the integrity of your network deployment. Our focus is on delivering reliable hardware that meets the strict standards of modern IT infrastructures, providing you with peace of mind regarding the legitimacy and quality of your infrastructure investments.

How can I obtain a bulk quote for large-scale enterprise router deployments? +

If you are planning a large-scale rollout or require multiple units for a distributed branch network, our sales team is ready to assist. You can submit your project requirements directly through our website to receive a customized bulk quote. We specialize in catering to enterprise-level procurement needs, ensuring you receive competitive pricing and streamlined order processing for your high-volume network infrastructure projects.

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