C9300-24UX-1E: How Does Cisco’s Multi-Gig Switch Power Next-Gen IoT and High-Speed Networks?


Hardware Profile & Multi-Gig Flexibility

The ​​C9300-24UX-1E​​ is a Catalyst 9300 series switch designed for environments demanding high-speed connectivity and advanced Power over Ethernet (PoE). It features ​​24x Multi-Gigabit Ethernet ports​​ (supporting 100M/1G/2.5G/5G/10G speeds) and ​​1x network module slot (1E)​​, enabling uplinks up to ​​40G QSFP+​​. With ​​Cisco UPOE+​​, it delivers ​​90W per port​​—ideal for powering devices like ​​Wi-Fi 7 APs, 4K PTZ cameras​​, and industrial IoT controllers without separate power supplies.


Performance & Scalability

  • ​Switching Capacity​​: ​​176 Gbps non-blocking throughput​​ ensures seamless handling of bandwidth-heavy applications like AR/VR training modules or real-time machine vision systems.
  • ​Stacking​​: ​​StackWise-1T​​ allows up to eight units to operate as a single logical switch with ​​800Gbps stacking bandwidth​​, reducing complexity in campus or large retail deployments.
  • ​Security​​: Built-in ​​Cisco TrustSec​​ enforces microsegmentation, while ​​MACsec AES-256​​ encryption secures data across all ports, critical for industries like finance or defense.

Resolving Critical Deployment Questions

​Q: Can it handle mixed-speed devices on the same network?​
Yes. The ​​auto-sensing Multi-Gig ports​​ automatically negotiate speeds between 100M and 10G, allowing legacy IoT sensors (e.g., BACnet HVAC controllers) and modern 10G devices to coexist without manual reconfiguration.

​Q: How does it ensure uptime in power-intensive setups?​
The switch supports ​​dual 1100W hot-swappable power supplies​​ with N+1 redundancy and ​​EnergyWise Technology​​, which dynamically allocates power based on real-time device needs. For example, a port powering a ​​60W PoE++ LED wall display​​ can scale down during off-hours to reserve capacity for critical systems.


Strategic Use Cases

  • ​Smart Manufacturing​​: Powers ​​robotic arms, AGVs​​, and quality inspection cameras while prioritizing OPC-UA traffic for real-time control.
  • ​Healthcare IoT​​: Securely connects ​​patient monitors, smart beds​​, and telehealth carts with ​​HIPAA-compliant segmentation​​ via Cisco DNA Center.
  • ​Stadium Networks​​: Delivers ​​10G uplinks​​ for 4K streaming kiosks and ​​90W PoE+​​ for Wi-Fi 7 APs, ensuring low-latency connectivity for thousands of concurrent users.

Procurement & Lifecycle Management

For enterprises seeking future-ready power and speed, the [“C9300-24UX-1E” link to (https://itmall.sale/product-category/cisco/) provides Cisco-authenticated hardware with ​​DNA Advantage licensing​​. Ensure firmware is updated to ​​IOS XE 17.12.4​​ to enable features like ​​Cisco Cyber Vision​​ for OT threat detection.


​Personal Insight​​: While the C9300-24UX-1E’s Multi-Gig and UPOE+ combo is compelling, its true strength lies in backward compatibility—often overlooked in favor of raw specs. However, admins must rigorously audit existing cabling (Cat6a+ recommended for 10G) to avoid bottlenecks. Pairing it with lower-tier PoE switches for non-critical devices can optimize budget without sacrificing core performance.

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