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WS-X4991

The Cisco WS-X4991 is a high-performance fan tray designed for the Catalyst 4900M series, offering reliable cooling and enhanced airflow—ideal for maintaining optimal operation in refurbished or used network environments.

SKU: WS-X4991 Brand: Product ID: 128189

Description

The Cisco WS-X4991 NetFlow Services Card is a high-performance module designed to enhance traffic monitoring and analysis in Cisco Catalyst 4500 Series Switches. Built to support NetFlow Version 9, it provides real-time visibility into network traffic patterns, helping administrators optimize performance and security. This module offloads flow processing from the supervisor engine, ensuring minimal impact on switch performance while delivering detailed network telemetry. Its compact design integrates seamlessly into existing infrastructure, making it a valuable addition to enterprise and data center environments.

Equipped with hardware-accelerated flow monitoring, the WS-X4991 efficiently captures and exports flow data for advanced network analytics. It supports up to 128,000 simultaneous flows, allowing for scalable and detailed traffic analysis across multiple network segments. With compatibility across various supervisor engines and Catalyst 4500 chassis models, this module extends the capabilities of legacy hardware without requiring a complete system overhaul. Ideal for businesses seeking cost-effective network visibility, it enhances security, troubleshooting, and capacity planning with reliable Cisco engineering.

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ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
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Why Choose ROC Telecom?
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