Stateful Firewall: A stateful firewall not only checks for source and destination IP addresses and port numbers, but it also LISTENS to all TCP/IP communications to make sure that all of the "communications" are following all procedures.
Differences between Packet and Statefull Firewalls
Packet firewall: A packet firewall only checks for source and destination IP addresses and port numbers.
Stateful Firewall: A stateful firewall not only checks for source and destination IP addresses and port numbers, but it also LISTENS to all TCP/IP communications to make sure that all of the "communications" are following all procedures.
Stateful Firewall: A stateful firewall not only checks for source and destination IP addresses and port numbers, but it also LISTENS to all TCP/IP communications to make sure that all of the "communications" are following all procedures.
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