An administrator is updating NSX Distributed Firewall rules. The administrator did the Publish a few minutes ago and is now receiving calls about lost connections. The administrator has decided to roll-back the configuration.
Where can the administrator see past saved configurations to perform the rollback?

A security administrator receives an error with code 1001 while configuring a time-based firewall rule on an ESXi host.
Which two actions can resolve the problem? (Choose two.)

When deploying a Carbon Black Cloud Sensor using GPO, which option is a required setting?

An administrator has added a new ESXi host to a vCenter Server Cluster with NSX-T Data Center already working. The administrator installed NSX-T Data Center components in the new ESXi. When the administrator deploys a new VM in the host, connectivity tests good with ping, but SSH session traffic is erratic. The VDS and NSX-T Data Center configuration is the same as each ESXI in the Cluster, but only VMs in the new ESXI are having problems.
What should the administrator do to address the problem?

An administrator has created a security policy from the NSX UI, but the firewall rules are not being applied to the traffic in the datapath.
Which two actions could be carried out by the administrator to resolve the problem? (Choose two.)