$1.$ Discuss the role of network access controls, including firewalls $($e$.$g$.,$ Windows Firewall and Linux IPtables$),$ Intrusion Detection Systems $($IDS$),$ and Intrusion Prevention Systems $($IPS$).$ What are the primary functions of these controls in securing a network? Share examples of how firewalls, IDS, and IPS can be configured to block malicious traffic and detect potential threats. Discuss the importance of these controls in preventing unauthorized access and protecting the network from cyberattacks.