Pods with additional network interface using multus CNI plugin are getting same or duplicate IP.

Solution Verified - Updated -

Issue

 spec: 
   additionalNetworks: 
   - name: test-network 
     namespace: testing 
     rawCNIConfig: '{ "cniVersion": "0.3.1", "name": "eth1", "type": "host-device", 
       "pciBusID": "0000:06:00.0", "ipam": { "type": "static", "addresses": [ { "address": 
       "192.168.1.0/24" } ] } }' 
    type: Raw
  • With above configuration, each new pod is getting same IP: 192.168.1.0
  • Why the new pods are not getting unique IP addresses of network- 192.168.1.0/24?

Environment

  • Red Hat OpenShift Container Platform 4.3
  • Multus CNI Plugin.

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