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LPI 201-450 Exam
LPIC-2 Exam 201, Part 1 of 2, version 4.5 (Page 3 )

Updated On: 12-Jan-2026
Page 3 of 34
PDF with 161 Questions

Considering the following kernel IP routing table below, which of the following commands must be used to remove the route to the network 10.10.1.0/24? (Select TWO answers)

  1. ip net delete 10.10.1.0/24
  2. route del 10.10.1.0/24
  3. route del -net 10.10.1.0/24
  4. route del 10.10.1.0/24 gw 192.168.246.11
  5. ip route delete 10.10.1.0/24

Answer(s): C,E



Which command can be used to scan a specified network looking for IP addresses that appear to be in use?

  1. nmap
  2. tcpdump
  3. ip
  4. netscan
  5. hostdiscover

Answer(s): A



A correctly formatted entry has been added to /etc/hosts.deny to prevent certain clients from connecting to a service but this is having no effect. What could be the cause of this? (Choose TWO correct answers.)

  1. tcpd needs to be sent the HUP signal.
  2. The service needs to be restarted.
  3. The machine needs to be restarted.
  4. There is a conflicting entry in /etc/hosts.allow.
  5. The service does not support tcpwrapper.

Answer(s): D,E



Which of the following filter keywords for tcpdump specify the transfer direction for network packets? (Choose TWO correct answers.)

  1. source
  2. src
  3. dest
  4. src or dst
  5. both

Answer(s): B,D



Which of the following commands can be used to list IPv4 addresses and MAC addresses for IP devices that the system has seen on the local network?

  1. arp
  2. ifconfig
  3. ipadm
  4. iwlist

Answer(s): A



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