URL filtering restricts access to Internet sites based on which of the following criteria?

Web address Virus signature Baseline Data content

Which of the following answers lists a /27 subnet mask?

255.255.255.224 255.255.255.0 255.255.255.128 255.255.255.192

A software tool used for monitoring and examining contents of the network traffic is known as:

Packet sniffer Port scanner Vulnerability scanner Protocol scanner

Which of the IPsec modes provides entire packet encryption?

Payload Transport Tunnel Default

What type of system can be compromised through phreaking?

PBX ATX Web server BIOS