202-450: LPIC-2 Exam 202

Select the alternative that shows the correct way to disable a user login for all users except root.

Using its standard configuration, how does fail2ban block offending SSH clients?

Which of the following commands can be used to connect and interact with remote TCP network services? (Choose two.)

In the main Postfix configuration file, how are service definitions continued on the next line?

Which of the following lines in the sshd configuration file should, if present, be changed in order to increase the security of the server? (Choose two.)

The Samba configuration file contains the following lines:

A workstation is on the wired network with an IP address of 192.168.1.177 but is unable to access the Samba server. A wireless laptop with an IP address 192.168.2.93 can access the Samba server. Additional trouble shooting shows that almost every machine on the wired network is unable to access the Samba server.

Which alternate host allow declaration will permit wired workstations to connect to the Samba server without denying access to anyone else?

A zone file contains the following lines:

and is included in the BIND configuration using this configuration stanza:

Which problem is contained in this configuration?

How is the LDAP administrator account configured when the rootdn and rootpw directives are not present in the slapd.conf file?

With fail2ban, what is a 'jail'?