6.5.1

Table Of Contents
2 On a host that is part of a cluster, run one of the following commands.
n
To disable TLS 1.0 and enable both TLS 1.1 and TLS 1.2 on all hosts in a cluster, run the
following command.
OS Command
Windows
reconfigureEsx vCenterCluster -c Cluster_Name -u Administrative_User -p TLSv1.1
TLSv1.2
Linux
./reconfigureEsx vCenterCluster -c Cluster_Name -u Administrative_User -p TLSv1.1
TLSv1.2
n
To disable TLS 1.0 and TLS 1.1, and enable only TLS 1.2 on all hosts in a cluster, run the
following command.
OS Command
Windows
reconfigureEsx vCenterCluster -c Cluster_Name -u Administrative_User -p TLSv1.2
Linux
./reconfigureEsx vCenterCluster -c Cluster_Name -u Administrative_User -p TLSv1.2
3 On an individual host, run one of the following commands.
n
To disable TLS 1.0 and enable both TLS 1.1 and TLS 1.2 on an individual host, run the following
command.
OS Command
Windows
reconfigureEsx vCenterHost -h <ESXi_Host_Name> -u Administrative_User -p TLSv1.1
TLSv1.2
Linux
./reconfigureEsx vCenterHost -h <ESXi_Host_Name> -u Administrative_User -p TLSv1.1
TLSv1.2
n
To disable TLS 1.0 and TLS 1.1, and enable only TLS 1.2 on an individual host, run the following
command.
OS Command
Windows
reconfigureEsx vCenterHost -h <ESXi_Host_Name> -u Administrative_User -p TLSv1.2
Linux
./reconfigureEsx vCenterHost -h <ESXi_Host_Name> -u Administrative_User -p TLSv1.2
4 Reboot the ESXi host to complete the TLS protocol changes.
vSphere Security
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