Palo_Alto_Networks
PCCET · Question #50
Which network firewall operates up to Layer 4 (Transport layer) of the OSI model and maintains information about the communication sessions which have been established between hosts on trusted and unt
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Submitted by femi9· Apr 18, 2026Network Security
Question
Which network firewall operates up to Layer 4 (Transport layer) of the OSI model and maintains information about the communication sessions which have been established between hosts on trusted and untrusted networks?
Options
- AGroup policy
- BStateless
- CStateful
- DStatic packet-filter
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Topics
#Stateful firewall#OSI model#Firewall types#Session management