DNS Resolution in VPC

  • Indicates whether the DNS resolution is supported for VPC and It is true by default.
  • If this attribute is true, queries to the Amazon-provided DNS server at 169.254.169.253.
  • Enable DNS resolution for the VPC. You can do this by selecting the VPC, selecting Actions > Edit DNS resolution, and choosing Yes.
  • False by default for newly created VPC.
  • Indicates whether instances with public IP addresses get corresponding public DNS hostnames.
  • If this attribute is true, instances in the VPC get public DNS hostnames, but only if the enableDnsSupport attribute is also set to true.
  • Enable DNS hostnames for the VPC. You can do this by selecting the VPC, selecting Actions > Edit DNS hostnames, and choosing Yes.

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DevOps Engineer

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