An administrator has just configured an OpenVPN client. Upon starting the service, the followingmessage is displayed: TLS Error: TLS key negotiation failed to occur within 60 seconds.Which of the following statements is true?
SELinux has just been installed on a Linux system and the administrator wants to use SELinux inpermissive mode in order to audit the various services on the system. What command will switchSELinux into permissive mode?
Which of the following export options, when specified in /etc/exports, will tell the server to use theNFSv4 Pseudofilesystem?
Which of the following are common techniques for securing a sendmail server? (Select THREEcorrect answers)
What does ntop use for data collection?
An administrator has successfully configured a cryptographic volume for dmcrypt, and has added thefollowing line to /etc/fstab:<code>/dev/mapper/cryptvol /media/crypt auto defaults 0 0</code>Upon booting the system, the error message "mount: special device /dev/mapper/cryptvol […]
What command will remove the dmcrypt mapping named cryptvol? (Provide the command with anyoptions and parameters)
Which LUKS action, when supplied to the cryptsetup command, will initialize a LUKS partition and setthe initial key? (Provide only the action name)
An administrator has created a mapping with the following command:cryptsetup luksOpen /dev/sda1 cryptvoland has set three different keys. Which command below will delete the first key?
What command will list basic information about all targets available to cryptmount? (Provide thecommand with any options or parameters)