nslookup or dig fails with a message "connection timed out; no servers could be reached"

Solution Verified - Updated -

Issue

    • nslookup fails with a message "connection timed out; no servers could be reached"

Environment

  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • dns
  • nslookup and bind

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