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Which 1900 command enables port security?

A. port security

B. switchport security

C. port secure

D. switchport port-security

You can do it
  1. RIP has a hold-down period of ____________ seconds.
  2. A __________ topology uses a single connection to connect all devices together.
  3. If the 2950's RPS is ________, the external power supply is supplying power.
  4. ________ topologies in NBMA environments do not have problems with split horizon.
  5. The root switch is the one elected with the __________ __________.
  6. RIP generates routing updates every _________ seconds.
  7. The _______ program goes out and finds the IOS and loads it.
  8. Which type of routing protocol uses the Shortest Path First algorithm?
  9. Which of the following is true concerning ISL?
  10. A ___________ is similar to a telephone circuit-switched connection.
  11. What router command saves the active configuration to NVRAM?
  12. Which of the following is false concerning OSPF?
  13. Which of the following is a valid subnet mask value?
  14. The _________ command takes you from User EXEC mode to Privilege EXEC mode
  15. When setting up an RJ-45 console connection, you need a RJ-45-to-DB-9 __________ adapter to attach to…
  16. Which command activates an IP ACL on a router's interface?
  17. You are given a Class C network, 192.168.1.0/24. You need one network with 120 hostsand two networks…
  18. You are given a class C network and you have four LAN segments with the following numbers of devices:…
  19. Which of the following are not features of ACLs?
  20. You are at User EXEC mode and type the letter e. What message appears?
  21. Which Frame Relay command is used to manually resolve addresses?
  22. You have this binary value: 11000001. This equates to _____ in decimal.
  23. Which of the following is true concerning 802.1Q?
  24. The _________ is your network equipment, which includes the DCE (e.g., a modem) and the DTE (e.g., a…
  25. EIGRP uses the _________ algorithm to update its routing table.
  26. When connecting a router to a PC, use a __________ cable.
  27. How would you suspend a telnet session?
  28. OSPF hellos are sent every __________ seconds on a multi-access medium.
  29. Which control sequence moves the cursor to the end of the line?
  30. Which 1900 command enables port security?