Question $11$

A junior technician configures a firewall. The network administrator then runs tests and analyzes the traffic to verify the firewall was configured as expected. The network administrator notices that the only traffic allowed to enter the internal network is return traffic that was requested from an internal source. Which of the following best describes this type of pa filtering?

Active packet filtering

Dynamic packet filtering

One$-$way packet filtering

Two$-$way packet filtering

Stateless packet filtering

Stateful packet filtering

ACL packet filtering