When creating install-config on Nutanix lts, get following error, 

# ./openshift-install create install-config --dir cluster
? SSH Public Key /root/.ssh/openshift-qe.pub
? Platform nutanix
? Prism Central prismcentral.lts2-cluster.internal.nutanix-dev.devcluster.openshift.com
? Port 9440
? Username sgao
? Password [? for help] ****************
INFO Connecting to Prism Central prismcentral.lts2-cluster.internal.nutanix-dev.devcluster.openshift.com 
? Prism Element Development-LTS2
FATAL failed to fetch Install Config: failed to fetch dependency of "Install Config": failed to fetch dependency of "Base Domain": failed to generate asset "Platform": missing ExternalIP in Prism Element network spec for "Development-LTS2"

PC Version pc.7.3 NCC Version: 5.2.0.1 LCM Version: 3.2.1 
PE Version 7.0.1.5 - ULTIMATE License
                

    4.21.0-0.nightly-2025-10-12-115019

    Only met this issue in prismcentral.lts2-cluster.internal.nutanix-dev.devcluster.openshift.com, did not hit it in other env

    1. 
    2.
    3.
    

    FYI here are some discussions about it https://issues.redhat.com/browse/OCPBUGS-50517?focusedId=28123699&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-28123699