A layer-4 firewall (a device that can look at all protocol headers up to the…
PYQ RPSC Programmer 2011
A layer-4 firewall (a device that can look at all protocol headers up to the transport layer) CANNOT
- A.
Block entire HTTP traffic during 9:00AM and 5:00PM
- B.
Block all ICMP traffic
- C.
Stop incoming traffic from a specific IP address but allow outgoing traffic to the same IP address
- D.
Block TCP traffic from a specific user on a multi-user system during 9:00 AM and 5:00PM
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