Before getting ahead to the types of firewall in network security, let’s first get into the background.
A firewall network security is a device that analyzes the inbound and outbound network traffic
Firewalls are also classified according to how they function, and each kind can be configured as either software or a physical device.
Benefits of a Packet Filtering Firewall
– A single device may filter network traffic across the whole network. – Scan traffic extremely quickly and efficiently. – Inexpensive.
Drawbacks of Packet Filtering Firewall:
– Because traffic filtering is only reliant on Internet addresses or indicates that the application, packet filtering lacks the larger context that other types of firewalls rely on.
– Only requests are processed; all other traffic is refused. – Simple to create and manage. – Low cost with little impact on user experience