C9300-48UN-A - Cisco Switch Catalyst 9300

Mfr. Part #: C9300-48UN-A
Brand: Cisco
Condition: New
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C9300-48UN-A Overview

The Cisco® Catalyst® 9300 Series Switches are Cisco’s lead stackable enterprise switching platform built for security, IoT, mobility, and cloud. They are the next generation of the industry’s most widely deployed switching platform. The Catalyst 9300 Series switches form the foundational building block for Software-Defined Access
(SD-Access), Cisco’s lead enterprise architecture. At 480 Gbps, they are the industry’s highest-density stacking bandwidth solution with the most flexible uplink architecture. The Catalyst 9300 Series is the first optimized platform for high-density 802.11ac Wave2. It sets new maximums for network scale. These switches are also ready for the future, with an x86 CPU architecture and more memory, enabling them to host containers and run third-party applications and scripts natively within the switch.

The Catalyst 9300 Series is designed for Cisco StackWise® technology, providing flexible deployment with support for nonstop forwarding with Stateful Switchover (NSF/SSO), for the most resilient architecture in a stackable (sub-50-ms) solution. The highly resilient and efficient power architecture features Cisco StackPower®, which delivers high-density Cisco Universal Power Over Ethernet (Cisco UPOE®) and Power over Ethernet Plus (PoE+) ports. The switches are based on the Cisco Unified Access™ Data Plane 2.0 (UADP) 2.0 architecture which not only protects your investment but also allows a larger scale and higher throughput. A modern operating system, Cisco IOS XE with programmability offers advanced security capabilities and Internet of Things (IoT) convergence.

The foundation of Software-Defined Access

Advanced persistent security threats. The exponential growth of Internet of Things (IoT) devices. Mobility everywhere. Cloud adoption. All of these require a network fabric that integrates advanced hardware and software innovations to automate, secure, and simplify customer networks. The goal of this network fabric is to enable customer revenue growth by accelerating the rollout of business services.

The Cisco Digital Network Architecture (Cisco DNAâ„¢) with SD-Access is the network fabric that powers business. It is an open and extensible, software-driven architecture that accelerates and simplifies your enterprise network operations. The programmable architecture frees your IT staff from time-consuming, repetitive network configuration tasks so they can focus instead on innovation that positively transforms your business. SD-Access enables policy-based automation from edge to cloud with foundational capabilities.

Catalyst 9300 48-port modular uplinks 5G UPOE, Network Advantage, spare

  • Managed L2/L3
  • Quality of Service (QoS) support
  • Basic switching RJ-45 Ethernet ports quantity: 48
  • MAC address table: 32000 entries Switching capacity: 580 Gbit/s
  • Access Control List (ACL)
  • Rack mounting

Summary Description

Cisco Catalyst C9300-48U-A, Managed, L2/L3, Gigabit Ethernet (10/100/1000), Full duplex, Rack mounting

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Frequently Asked Questions

What are the primary performance capabilities of the Cisco C9300-48UN-A switch? +
The C9300-48UN-A is designed for high-performance enterprise access, featuring 48 ports that support multigigabit speeds up to 5Gbps. This capability allows the switch to handle bandwidth-intensive applications and modern Wi-Fi 6/6E access points effectively, ensuring seamless data transfer and reduced bottlenecking across your local area network infrastructure.
Does the C9300-48UN-A support Layer 3 routing protocols? +
Yes, this model comes with the Network Advantage license, which enables a full suite of advanced Layer 3 routing protocols. This includes support for OSPF, EIGRP, ISIS, and BGP, making it an excellent choice for organizations that require sophisticated routing intelligence at the access layer to improve network segmentation and traffic flow management.
Is the C9300-48UN-A compatible with Cisco StackWise technology? +
The switch is fully compatible with Cisco StackWise, allowing you to create a unified logical unit by stacking up to eight units. This stackable architecture simplifies management, increases port density, and provides high availability through sub-second failover, which is critical for maintaining uptime in demanding enterprise network environments.
What type of management features are included with the Network Advantage license? +
The Network Advantage license provides comprehensive management capabilities, including support for Cisco DNA Center, which facilitates software-defined access and automation. It also offers advanced security features like Encrypted Traffic Analytics and MACsec-256 encryption, allowing network administrators to gain deep visibility into the network while ensuring robust data protection and simplified orchestration.
What makes the C9300-48UN-A suitable for modern enterprise deployments? +
This switch is purpose-built for the digital workplace, offering flexible multigigabit speeds to support high-density wireless environments. Its combination of high-speed ports, stackable physical design, and Layer 3 capabilities makes it a future-proof foundation for organizations aiming to deploy advanced IoT devices and cloud-based applications that require reliable, high-speed connectivity.
Can I use the C9300-48UN-A in an existing Layer 2 infrastructure? +
Absolutely. While it is a powerful Layer 3 switch, it operates perfectly in Layer 2 environments and can be configured as a managed switch for standard switching tasks. Its modular design and Cisco IOS XE software allow you to integrate it seamlessly into your current network, providing the flexibility to upgrade to Layer 3 services as your requirements evolve.
How does the port density benefit large office network configurations? +
The 48-port configuration provides significant port density, enabling you to connect a large number of endpoints directly to the access layer. This eliminates the need for multiple smaller switches, thereby reducing cable clutter and simplifying the uplink management structure, which ultimately lowers your total cost of ownership by consolidating your hardware footprint.
Are there specific power and cooling considerations for rackmounting the C9300-48UN-A? +
When rackmounting this unit, ensure that your cabinet provides adequate airflow to the front and sides of the chassis. The switch features modular power supply and fan tray slots to maintain thermal stability. Always check that your rack environment meets the specified BTU heat dissipation requirements to ensure the long-term reliability of the internal components.
How can I request a bulk quote for multiple C9300-48UN-A switches? +
For large volume orders or project-based pricing, please contact our sales team directly through the BuyRouterSwitch.com website. We specialize in assisting enterprise clients with complex procurement needs and can provide tailored quotes that reflect your specific quantity requirements, ensuring you receive the most competitive pricing available for your network upgrade project.
Why should I choose BuyRouterSwitch.com for my Cisco infrastructure needs? +
BuyRouterSwitch.com is a dedicated partner for procurement of genuine enterprise networking hardware. We provide a secure, streamlined ordering process designed specifically for business buyers. By choosing us, you gain access to a reliable supply chain and expert support staff who understand the nuances of Cisco hardware, ensuring your equipment arrives ready for professional integration into your network environment.
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