DNS - Domain Name Service (8)

• Dual- server DNS service allows to separate

  • Internal DNS server
  • External DNS server (limited version of information)

• External DNS

  • must be registered (with Network Solutions, Inc.)
  • (A record) IP addresses of any publicly accessible systems (like Web and FTP servers)
  • (MX record) IP addresses of any relevant mail server
  • (PRT records) pointers and lookup entries

Previous slide

Next slide

Back to first slide

View graphic version