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NOTE: This product is no longer being sold and might not be supported. View the End-of-Life Notice to learn:
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The Catalyst 4000 Family Supervisor Engine III delivers integrated, non-blocking, Cisco Express Forwarding (CEF)-based Layer 2/3/4 switching at 48 Mpps with intelligent services such as granular Quality of Service (QoS), advanced security, and comprehensive manageability for control of converged data, voice, and video networks.
