Cisco 100-105 Exam

Which statement about DNS lookup on a Cisco router is true?

  • A. When it is disabled, the administrator must use IP addresses to reach to network devices.
  • B. When it is enabled, the router queries a public DNS, by default, for network device name resolution.
  • C. When it is disabled, reachability to end users and hosts must be addressed through their IP addresses.
  • D. It is disabled by default.
Answer: Option C.

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