The df utility displays all mounted filesystems along with information about each. Use the df utility with the –h (human-readable) option to answer the following questions.
a. How many filesystems are mounted on your Linux system?
b. Which filesystem stores your home directory?
c. Assuming your answer to exercise 4a is two or more, attempt to create a
hard link to a file on another filesystem. What error message do you get?
What happens when you attempt to create a symbolic link to the file
instead?
Following are sample answers to these questions. Your answers will be dif-
ferent because your filesystems are different.
a. six; b. /dev/hda4; c. ln: creating hard link '/tmp/xxx' to 'xxx': Invalid
cross-device link. No problem creating a cross-device symbolic link.
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In a _______________ based detection system, the IDPS can begin working immediately after installation.
Fill in the blank(s) with the appropriate word(s).
Network address translation (NAT) uses a(n) ___________________ to track the source information from a packet that it will use to match up any incoming packets destined for a local machine.
Fill in the blank(s) with the appropriate word(s).