⁠9.5. Explanation of Settings and Controls in the New Host and Edit Host Windows

⁠9.5.1. Host General Settings Explained

These settings apply when editing the details of a host or adding new Red Hat Enterprise Linux hosts and Foreman host provider hosts.
The General settings table contains the information required on the General tab of the New Host or Edit Host window.
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Table 9.1. General settings

Field Name
Description
Data Center
The data center to which the host belongs. Red Hat Enterprise Virtualization Hypervisor hosts can not be added to Gluster-enabled clusters.
Host Cluster
The cluster to which the host belongs.
Use External Providers
Select or clear this check box to view or hide options for adding hosts provided by external providers. Upon selection, a drop-down list of external providers that have been added to the Manager displays. The following options are also available:
  • Provider search filter - A text field that allows you to search for hosts provided by the selected external provider. This option is provider-specific; see provider documentation for details on forming search queries for specific providers. Leave this field blank to view all available hosts.
  • External Hosts - A drop-down list that is populated with the name of hosts provided by the selected external provider. The entries in this list are filtered in accordance with any search queries that have been input in the Provider search query field.
Name
The name of the cluster. This text field has a 40-character limit and must be a unique name with any combination of uppercase and lowercase letters, numbers, hyphens, and underscores.
Comment
A field for adding plain text, human-readable comments regarding the host.
Address
The IP address, or resolvable hostname of the host.
Root password
The password of the host's root user. This can only be given when you add the host, it cannot be edited afterwards.
SSH PublicKey
Copy the contents in the text box to the /root/.known_hosts file on the host if you'd like to use the Manager's ssh key instead of using a password to authenticate with the host.
Automatically configure host firewall
When adding a new host, the Manager can open the required ports on the host's firewall. This is enabled by default. This is an Advanced Parameter.
SSH Fingerprint
You can fetch the host's SSH fingerprint, and compare it with the fingerprint you expect the host to return, ensuring that they match. This is an Advanced Parameter.
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