A TFTP Timeout error message appears when a host provisioned with vSphere Auto Deploy boots. The text of the message depends on the BIOS.

Problem

A TFTP Timeout error message appears when a host provisioned with vSphere Auto Deploy boots. The text of the message depends on the BIOS.

The TFTP server is down or unreachable.

Procedure

Ensure that your TFTP service is running and reachable by the host that you are trying to boot.