OCI DNS - Unable to Resolve OCI Compute Instance DNS (Domain Name System) hostnames within the same Virtual Cloud Network.
(Doc ID 3002014.1)
Last updated on FEBRUARY 19, 2024
Applies to:
Oracle Cloud Infrastructure DNS - Version N/A to N/A
Information in this document applies to any platform.
Symptoms
- Instances in different subnets on a single Virtual Cloud Network (VCN) cannot resolve hostnames for each other.
- Netcat fails with the following error:
Changes
Using a custom DNS (Domain Name System) resolver can cause this issue if it's not properly configured.
Cause
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In this Document
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