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An idle DDR connection will be torn down after _________ seconds of not seeing interesting traffic.

A. 120

B. 122

C. 130

D. 132

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. _________ allows you to create this summarization: 10.0.0.0/7.
  2. The function of the MODE button is to __________.
  3. _________ has a physical star topology but a logical ring topology.
  4. EIGRP uses the _________ algorithm to update its routing table.
  5. When configuring a router-on-a-stick, the configuration is done on __________.
  6. Which of the following is false concerning OSPF?
  7. Which metric components, by default, are used in IGRP? (Choose all the correct answers.)
  8. On the 1900 switch, how do you enter User EXEC mode?
  9. 172.16.240.256 is a class __________ address.
  10. EIGRP generates hellos every _________ seconds on LAN segments.
  11. If you wanted a list of parameters for the show command, you would type ________.
  12. You are given this address space: 172.16.5.0/25. You need one network with 64 hosts and two with 30…
  13. Which protocol supports VLSM?
  14. With _________ switching, the switch reads the destination MAC address of the frame andimmediately starts…
  15. Which interface type is used to connect to the serial interface of a router?
  16. The switch port that is chosen to forward traffic for a segment is called a __________.
  17. ___________ defines LAPD, which is responsible for the data-link layer connection between the router…
  18. You are given a Class C network, 192.168.1.0/24. You need one network with 120 hostsand two networks…
  19. If you enter a command in either User EXEC mode or Privilege EXEC mode that the IOS does not recognize,…
  20. With a rollover cable, pin 7 on one end is mapped to pin ________ on the other end.
  21. The address of a Frame Relay VC is called a ___________.
  22. When configuring the ip nat inside source command, which parameter must you specify to perform PAT?
  23. What must you do to enable IP routing on your router? (Choose all of the correct answers.)
  24. _________ describe(s) users that can connect to a network from any location.
  25. A routing protocol that supports route summarization must perform all except which of the following?
  26. You are given the following addressing information: 192.168.37.192/25. What type of address is this?
  27. You examine your interfaces, and the Ethernet 0 interface status says: Ethernet 0 is up, line protocol…
  28. A _________ connects two or more LANs in the same geographic area.
  29. Which of the following is not an advantage of route summarization?
  30. You have a 24-channel T1 connection to your router. How many VCs does this T1 support?