New instances does not get IP address when using OpenStack 9 and Cisco ACI Networks

Solution Verified - Updated -

Issue

  • New instances does not obtain a IP address: network does not work at all

  • Existing instances works normally - Problem happens only in newly-spawned instances

  • RabbitMQ is also operates normally

Environment

  • Red Hat OpenStack Platform 9

  • Cisco ACI as a Networking back-end

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