When configuring a PPP dial-in server, which option is used (in the pppd configuration file) to enable user authentication against the system password database?

Which of the following tools, on its own, can provide dial-in access to a server?

Which of the following is true, when a server uses PAM authentication and both /etc/pam.conf & /etc/pam.d/ exist?

In a PAM configuration file, which of the following is true about the required control flag?

What is the advantage of using SASL authentication with OpenLDAP?

LDAP-based authentication against a newly-installed LDAP server does not work as expected. The file /etc/pam.d/login includes the following configuration parameters. Which of them is NOT correct?

Which of the following sentences is true, when using the following /etc/pam.d/login file?

#%PAM-l.0
auth required /lib/security/pam_securetty.so
auth required /lib/security/pam_nologin.so
auth sufficient /lib/security/pam_unix.so shadow nullok md5 use_authtok
auth required /lib/security/pam_ldap.so use_first_pass
account sufficient /lib/security/pam_unix.so
account required /lib/security/pam_ldap.so
password required /lib/security/pam_cracklib.so
password sufficient /lib/security/pam_unix.so nullok use_authtok md5 shadow
password required /lib/security/pam_ldap.so use_first_pass
session optional /lib/security/pam_console.so
session sufficient /lib/security/pam_unix.so
session required /lib/security/pam_ldap.so

What command is used to add a route to the 192.168.4.0/24 network via 192.168.0.2?

A server with 2 network interfaces, eth0 and eth1, should act as a router. eth0 has the IP address 192.168.0.1 in the subnet 192.168.0.1/24 and eth1 has the IP address 10.0.0.1 in the subnet 10.0.0.0/16. The routing table looks fine, but no data is traversing the networks. Which TWO of the following need to be done?

A network client has an ethernet interface configured with an IP address in the subnet 192.168.0.0/24. This subnet has a router, with the IP address 192.168.0.1, that connects this subnet to the Internet. What needs to be done on the client to enable it to use the router as its default gateway?