The file /etc/ssh/ssh_host_key should be:
The file /etc/ssh/ssh_host_key should be:
To see the current time set by a NTP clock, you use the command:
To see the current time set by a NTP clock, you use the command:
Which crontab line solves the problem?
A cronjob must run at least every 11 minutes. The job may take up to 7 minutes to complete, and there mustn’t be two jobs at the same time. Which crontab line solves the problem?
What is the mostly likely cause?
Your server was rebooted. Users have complained that the server refuses secured connections. What is the mostly likely cause?
Which of the following services is NOT usually protected via TCP wrappers?
Which of the following services is NOT usually protected via TCP wrappers?
Which configuration file would you edit to change default options for outbound ssh sessions?
Which configuration file would you edit to change default options for outbound ssh sessions?
what do you need to do?
You have generated a DSA authentication key on host linux1.
In order to log into host linux2 with the new key, what do you need to do?
Which commands will print two copies of the file to the default printer?
Which commands will print two copies of the file to the default printer?
(Choose all that apply)
Which command will verify the syntax of the hosts.allow and host.deny files?
Which command will verify the syntax of the hosts.allow and host.deny files?
What host address is NOT part of your local subnet?
Your IP address is 170.35.13.28 and your netmask is 255.255.255.192. What host address is NOT part of your local subnet?