The Cisco Catalyst 9200L series, particularly the C9200L-48P-4G​ model, has been a mainstay in many enterprise networks. As a powerful Layer 2/3 switch, it offers advanced security, resiliency, and programmability. However, like all hardware, the time eventually comes when it reaches its End-of-Life (EOL) stage. This article will provide a comprehensive overview of what the EOL announcement for the Cisco C9200L-48P-4G means, how it impacts organizations, and what steps they should take to ensure