Cisco port mirroring configuration. Oct 14, 2025 · Configuring port mirroring on a Cisco switch is relatively straightforward. Mar 21, 2025 · The Cisco Catalyst™ 1200 Series Switches are affordable smart switches designed and built for small and medium-sized businesses. This allows administrators to monitor network traffic in real time without interrupting the normal flow of data across the network. The complete guide to setting up port mirroring on your network Traffic mirroring, which is sometimes called port mirroring, or Switched Port Analyzer (SPAN) is a Cisco proprietary feature that enables you to monitor Layer 2 or Layer 3 network traffic passing in, or out of, a set of Ethernet interfaces. " now after enabling the port, it is working fine again. Traffic mirroring is sometimes called port mirroring, or switched port analyzer (SPAN). Characteristics of the Source Port A source port, also called a monitored port, is a switched or routed port that you monitor for network traffic analysis. To configure port mirroring on a device, perform this procedure. This is called port mirroring. . edmat swuos lgwj izqd bzgel erdri fmcazl vbueqm bajcc ukzsh