DNS resolution is failing within container when attempting to query domain spaces

Solution Verified - Updated -

Issue

  • The TCP DNS queries are failing within container when attempting to query domain spaces.
  • DNS queries within container using "UDP" is working.
  • The DNS queries from node does work with both 'TCP and 'UDP' protocol.

Environment

  • Red Hat OpenShift Container Platform(OCP) 3
  • DNS

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