What command is usually used for general firewall kernel debugging and what is the size of the buffer that is automatically enabled when using the command?

What command is usually used for general firewall kernel debugging and what is the size of the buffer that is automatically enabled when using the command?
A . fw ctl debug, buffer size is 1024 KB
B . fw ctl zdebug, buffer size is 1 MB
C . fw ctl kdebug, buffer size is 32000 KB
D . fw ctl zdebug, buffer size is 32768 KB

View Answer

Answer: D