For more information, visit the following links:
- https://www.juniper.net/documentation/en_US/learn-about/LA_FIrewallEvolution.pdf
- https://www.ietf.org/rfc/rfc1122.txt
- https://www.sans.org/reading-room/whitepapers/firewalls/intrusion-detection-response-leveraging-generation-firewall-technology-33053