Which variable you need to modify to slave your NTP daemon to an external source?
To slave your NTP daemon to an external source, you need to modify the ______ variable (alt: value or record) in your /etc/ntp.conf file.
Where do you change the GNOME display greeting?
Where do you change the GNOME display greeting?
(Provide filename and full path)
What file to use xinetd instead inetd?
You decide to use xinetd instead of inetd. Now, you need to transfer information from /etc/inetd.conf to another file.
What file?
how many usable IPs do you have left?
Your ISP has given you an IP block for your use. The block is 192.168.112.64/26.
If your network administrator uses the first usable IP for the router he’s installed on your network, how many usable IPs do you have left?
Which file maps TCP and UDP ports to common resources?
The __________ file maps TCP and UDP ports to common resources.
What command must be executed to make the changes take effect?
You need an additional email address for a user in your department. You decide to add just an alias on your sendmail email server. What command must be executed to make the changes take effect?
What is the name of the file whose global read bit would control the ability of normal users to get useful inf
What is the name of the file whose global read bit would control the ability of normal users to get useful information from the who and w commands?
(Provide full name and path)
Which command prints a list of email that is currently in the queue waiting for delivery?
The _______ command prints a list of email that is currently in the queue waiting for delivery.
Which file contains a list of services and hosts that will be denied by a TCP Wrapper such as tcpd?
Which file contains a list of services and hosts that will be denied by a TCP Wrapper such as tcpd?
Which command is used to send ICMP ECHO_REQUEST packets to other hosts over the network?
The ____________ command is used to send ICMP ECHO_REQUEST packets to other hosts over the network