207.2 - Create and maintain DNS zones

Weight: 3

Description: Candidates should be able to create a zone file for a forward or reverse zone and hints for root level servers. This objective includes setting appropriate values for records, adding hosts in zones and adding zones to the DNS. A candidate should also be able to delegate zones to another DNS server.

Key Knowledge Areas:

  • BIND 9 configuration files, terms and utilities
  • Utilities to request information from the DNS server
  • Layout, content and file location of the BIND zone files
  • Various methods to add a new host in the zone files, including reverse zones

Terms and Utilities:

  • /var/named/
  • zone file syntax
  • resource record formats
  • named-checkzone
  • named-compilezone
  • masterfile-format
  • dig
  • nslookup
  • host
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