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  1. OpenShift Bugs
  2. OCPBUGS-37589

NetworkManager adds only IPv6 nameserver in dual stack install

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      Description of problem:
      In a dual stack environment install the nodes only had IPv6 nameserver added by the NetworkManager. It should have both IPv4 and IPv6

      Version-Release number of selected component (if applicable):

      4.16.0-0.nightly-multi-2024-07-25-065631
      4.17.0-0.nightly-multi-2024-07-25-070017
      

      How reproducible: always

      Steps to Reproduce:

          1. Start an install with dual stack
          2. make sure the IPv6 nameserver is unreachable (in this test the IPv6 netmask differed) so that the master nodes are not able to rebase. Or access the master node quickly before it reboots on its first boot
          3. cat /etc/resolv.conf
          

      Actual results:

      [root@master-00 ~]# cat /etc/resolv.conf 
      # Generated by NetworkManager
      search ci-op-8iqlh1pj.<domainame>
      nameserver <IPv6>
          

      Expected results:

      [root@master-00 ~]# cat /etc/resolv.conf 
      # Generated by NetworkManager
      search ci-op-8iqlh1pj.<domainame>
      nameserver <IPv6>
      nameserver <IPv4>
          

      Additional info:

          

            hroy@redhat.com Himanshu Roy
            sgoveas@redhat.com Steeve Goveas
            Jad Haj Yahya Jad Haj Yahya
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              Created:
              Updated: