Explain the differences between a stateless and a stateful f

Explain the differences between a stateless and a stateful firewall.

Differences between Stateless and Stateful firewall:

Stateless firewall	Stateful firewall
It watches netwrork traffic.	From end to end it can watch traffic streams.
Based on the address of source and destinaion it restricts or block packets.	It inspects the packets at all levels.
Not aware of traffic patterns or data flows.	Aware of traffic patterns or data flows.
It a firewall which treats each network frame in isolation was normal.	It is a firewall which keeps track of state of network connections travelling across it.
It does not has the concept of inside or outside or protected or unprotected.What traffic will be permitted or denied exactly must be specified.	It will protect your network with very little configuration out of the box.