Symantec Veritas Cluster Server Installation Manual page 30

30 Preparing to install VCS
Preparing to configure the clusters in secure mode
The system clocks of the root broker and authentication brokers must be in
sync.
The installvcs program provides the following configuration modes:
Automatic mode The root broker system must allow rsh or ssh passwordless login to
use this mode.
Semi-automatic This mode requires encrypted files (BLOB files) from the AT
mode administrator to configure a cluster in secure mode.
The nodes in the cluster must allow rsh or ssh passwordless login.
See "Setting up inter-system communication"
Manual mode This mode requires root_hash file and the root broker information
from the AT administrator to configure a cluster in secure mode.
The nodes in the cluster must allow rsh or ssh passwordless login.
See "Setting up inter-system communication"
Figure 3-1 depicts the flow of configuring VCS cluster in secure mode.
on page 44.
on page 44.