VMware ESXi Direct Console User Interface (DCUI) for setup/troubleshooting.
The VMware ESXi Direct Console User Interface (DCUI) is a menu-driven tool accessed by pressing F2 on the server's physical console (or via SSH), used for essential setup like configuring the management network (IP, VLAN, DNS), setting passwords, enabling/disabling SSH/Shell, and viewing logs, making it crucial for initial host setup and basic troubleshooting after installation.
|| Key Functions & Access
__Access: Press F2 (Customize System/View Logs) on the ESXi host's console, then log in as root.
__Management Network: Set static IP, Subnet Mask, Default Gateway, DNS servers, and FQDN.
__Troubleshooting: Enable/disable ESXi Shell & SSH, view logs, test network, restart management agents, reset system config.
__Other: Configure keyboard layout, set root password, manage time.
|| Common Tasks
__Log In: Press F2, enter root credentials.
__Configure Network: Select "Configure Management Network" "IPv4 Configuration" (or IPv6) to set static IP, etc., then restart network.
__Enable Shell/SSH: Go to "Troubleshooting Options" to enable them for advanced management.
__Apply Changes: Press Esc and Y to apply network changes and restart services.
|| Advanced Access (Remote)
__Via SSH: Enable SSH on the host, then use a client (like PuTTY) to connect and type DCUI at the prompt.
__Alt-F Keys: Use Alt+F1 for the Shell and Alt+F2 to return to the DCUI from the shell.
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