COMPUTER THREATS SECURITY
WHAT IS A FIREWALL IN NETWORK SECURITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which functionalities are performed by LINA (ASA) engine of the Cisco FTD Software? (Choose three.)
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URL Filtering
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IP routing
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NAT
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intrusion inspection
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VPN
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Explanation:
Detailed explanation-1: -Lina does the process of layer 2, routing, NAT, VPN, PreFilter, and layer 3-4 access control policy rules before the snort process takes over the analysis.
Detailed explanation-2: -Cisco Adaptive Security Appliance (ASA) Cisco Firepower Device Manager (FDM) Cisco Firepower Management Center (FMC) Cisco Firepower Threat Defense (FTD)
Detailed explanation-3: -The Cisco ASA uses a single monolithic binary (ELF) running directly on the main CPU, and the ASA firmware is a Linux operating system running a single ELF called LINA. The older PIX devices ran on a custom OS called PIX OS and had a similar binary running on them.
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