What is the CLI command to bootstrap a cluster captain?

The selected answer correctly identifies the command used to bootstrap a cluster captain in a Splunk environment. The command "Splunk bootstrap shcluster-captain" is specifically designed for this purpose, enabling you to set up an instance to act as the captain of a search head cluster. This process involves designating an existing instance that will coordinate the activities and manage the configuration of the other search heads in the cluster.

The syntax of the command includes essential parameters such as "-servers_list," which allows you to specify the list of servers in the cluster, along with their management ports. Additionally, the "-auth" parameter is critical for providing the necessary credentials for authentication, ensuring that the command can be executed with the proper permissions.

Overall, this command is essential for initializing and establishing a robust search head cluster environment, making it pivotal for effective data management and distributed search in Splunk.