To control servers locally via a console in a rack-mounted environment, which solution should be installed?

In a rack-mounted environment where local server control is required, the integration of a KVM (Keyboard, Video, Mouse) switch is the ideal solution. A KVM allows administrators to control multiple servers from one or more sets of keyboard, video display, and mouse. This is particularly beneficial in data centers where space can be limited, enabling the management of several servers without the clutter of individual peripherals for each server.

KVM switches provide the ability for simultaneous management, making them efficient for tasks such as installation, monitoring, and troubleshooting without needing to physically access each server separately. This is advantageous for maintaining operational efficiency and a streamlined workflow in environments where numerous servers are concentrated together.

Other solutions like iDRAC (Integrated Dell Remote Access Controller) and ILO (Integrated Lights-Out) are primarily used for remote management, allowing BIOS-level access and system monitoring but are not designed specifically for local console use. RDP (Remote Desktop Protocol) is a software tool used for remote access to Windows systems but does not apply to physical console access in a server rack environment. Thus, the KVM switch stands out as the most appropriate solution for local control in this context.