Designing Network Infrastructure and Network Security

1. What type of network can you set up that is another company’s internal network?

• intranet
• extranet
• internet
• DMZ

What technology can you use temporarily to connect networks from two different companies?

• VPN
• HTTP
• DHCP
• passive router

Which VPN technology is the most common and the easiest to set up?

• PPTP
• L2TP with IPSec
• SSTP
• CHAP

What port does L2TP use?

• 501
• 1723
• 1701
• 443

Which type of firewall blocks packets based on rules that are based on IP addresses or ports?

• packet filtering
• stateful packet inspection
• NAT filtering
• Application-level gateway

What technology used in firewalls keeps tracks of conversations so that it knows what to allow back into a network?

• stateless packet inspection
• stateful packet inspection
• NAT filtering
• application-level gateway

What acts as a middleman that translates between internal and external addresses and that caches previously accessed web pages so that it can provide those more quickly in the future?

• NAT server
• stateful packet inspector
• proxy server
• NIDS

What type of device is used to detect malicious network activities and reports only those issues to the administrator?

• NIDS
• NIPS
• Internet content filter
• NAT server

What type of device is designed to inspect traffic, detect malicious activities, and take steps to mitigate the malicious activity?

• NIDS
• NIPS
• Internet content filter
• NAT server

Which DMZ configuration uses one firewall with three interfaces?

• back-to-back configuration
• three-leg perimeter configuration
• basic configuration
• perimeter configuration