Each correct answer represents a complete solution. Choose all that apply.
A. ICMP packets leaving the network should be allowed.
B. An attacker should know the IP address of the last known gate way before the firewall.
C. There should be a backdoor installed on the network.
D. An attacker should know the IP address of a host located behind the firewall.
Answer:A
Each correct answer represents a complete solution. Choose all that apply.
A. ICMP packets leaving the network should be allowed. B. An attacker should know the IP address of the last known gate way before the firewall. C. There should be a backdoor installed on the network. D. An attacker should know the IP address of a host located behind the firewall.