156-586: Check Point Certified Troubleshooting Expert - R81 (CCTE)

By Checkpoint · Question Mode

QuestionQ16

Advanced Kernel Debugging

The Check Point Firewall Kernel is the central component of the Gaia operating system and an essential part of the traffic-inspection process. Two procedures are available to debug the firewall kernel. Which procedure/command is used to troubleshoot packet drops and other kernel activity while using minimal resources (a 1 MB buffer)?

Explanation

fw ctl zdebug is the lightweight kernel-debug procedure. It allocates a fixed 1024 KB (1 MB) debug buffer and can be used with relevant flags, such as + drop, to investigate packet drops and other Firewall-kernel activity.

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