Core Hardware and Performance Capabilities

The ​​Cisco C9400-LC-48TX++=​​ is a high-density line card for the Catalyst 9400 Series modular chassis, designed for enterprise access and aggregation layers. It offers ​​48x 1G/2.5G/5G/10G MultiGigabit RJ45 ports​​ with ​​Energy Efficient Ethernet (EEE)​​ support, reducing power consumption by up to 50% during low-traffic periods. Built for scalability, it integrates with ​​Cisco DNA Center​​ for intent-based networking and supports ​​StackWise-480​​, enabling seamless stacking of up to eight chassis for unified management.

​Q: Does it support Power over Ethernet (PoE/PoE+)?​
A: No. Unlike PoE-focused models like the C9400-LC-48P, the C9400-LC-48TX++= prioritizes ​​copper-based MultiGig connectivity without power delivery​​, making it ideal for uplink-dense office floors or wired conference spaces.


Deployment Scenarios and Technical Advantages

​Q: Is this line card suitable for hybrid-speed campus networks?​
A: Absolutely. The ​​C9400-LC-48TX++=​​ supports ​​Auto Negotiation​​ and ​​Flexible NetFlow​​, allowing mixed-speed devices (e.g., legacy 1G IP phones and modern 10G workstations) to coexist efficiently. Its ​​MACsec encryption​​ ensures secure data transmission across extended campus backbones.

​Q: How does it handle traffic congestion?​
A: With ​​Cisco QoS Hierarchical Queuing (HQF)​​, the line card prioritizes critical applications like VoIP or video conferencing. For enterprises managing hybrid workforces, this minimizes latency during peak usage.


Comparison with Other Catalyst 9400 Line Cards

Feature C9400-LC-48TX++= C9400-LC-48H C9400-LC-24T
Port Type 48x MultiGig RJ45 48x SFP+ 24x RJ45
Max Speed per Port 10G 10G 10G
PoE Support No No No
Key Advantage Auto-speed negotiation Fiber compatibility Cost-effective edge

The C9400-LC-48TX++= is ​​ideal for copper-based MultiGig environments​​, whereas the LC-48H suits fiber-dense server farms, and the LC-24T targets budget-conscious edge deployments.


Availability and Practical Considerations

For pricing and lead time details, visit the [“C9400-LC-48TX++=” link to (https://itmall.sale/product-category/cisco/). Ensure your Catalyst 9400 chassis has ​​Network Advantage licensing​​ to unlock advanced QoS and security features.

In a recent retail chain deployment, the ​​48TX++=’s MultiGig flexibility​​ simplified connecting IoT kiosks (2.5G) and POS systems (1G) without separate switches. While lacking 25G/40G uplinks, its ​​10G copper ports and EEE efficiency​​ make it a sustainable choice for businesses modernizing legacy infrastructures without overhauling cabling.

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