Which of these tools provides DNS information in the following format? www.example.com has address 172.25.25.55 www.example.com has address 172.25.25.63 www.example.com has ipv6 address fdb4:8fbc...

Which of the following OpenVPN configuration options makes OpenVPN forward network packets between VPN clients itself instead of passing the packets on to the Linux host which runs the OpenVPN server ...

On a Linux router, packet forwarding for IPv4 has been enabled. After a reboot, the machine no longer forwards IP packets from other hosts. The command: echo 1 > /proc/sys/net/ipv4/ip_forward te...

Which of the following statements are true regarding Server Name Indication (SNI)? (Choose two.) A. It supports transparent failover of TLS sessions from one web server to another. B. It allows mu...

Performing a DNS lookup with dig results in this answer: ;; QUESTION SECTION: :5.123.168.192.in-addr.arpa. IN PTR ;; ANSWER SECTION: 5.123.168.192.in-addr.arpa. 600 IN P...

What is the path to the global Postfix configuration file? (Specify the full name of the file, including path.)

Which option within a Nginx server configuration section defines the file system path from which the content of the server is retrieved? A. location B. htdocs C. DocumentRoot D. root E. base_di...

Which Apache HTTPD configuration directive specifies the RSA private key that was used in the generation of the SSL certificate for the server? A. SSLCertificateKeyFile B. SSLKeyFile C. SSLPrivat...

Which of the following sshd configuration should be set to no in order to fully disable password based logins? (Choose two.) A. PAMAuthentication B. ChallengeResponseAuthentication C. PermitPlain...

With Nginx, which of the following directives is used to proxy requests to a FastCGI application? A. fastcgi_pass B. fastcgi_proxy C. proxy_fastcgi D. proxy_fastcgi_pass E. fastcgi_forward