Firewalls that examine more layers can perform examinations that are more:
AGrouped
BGranular
CGraphical
DGradual
Answer & Solution
Correct answer: B. Granular
1. Looking only at addresses reveals little about content.
2. Reading further up the stack reveals more.
3. Those that examine more layers can perform more granular and thorough examinations.
4. So the answer is granular.
_Source: NIST SP 800-41 Rev. 1, 'Guidelines on Firewalls and Firewall Policy'_
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