You do not need to change the APIC connectivity preference.   Without reviewing your configuration, I'll share a common mistake when configuring InBand MGMT and the APIC is not working. Ensure that your Inband BD VLAN is configured in the VLAN pool f...

My apologies, I read your question on my phone and did not read it thoroughly before responding.   You can run with 1 Spine and simply add the other Spine later. You just connect them up and it will appear in the APIC GUI for fabric registration just...

Hello,   I believe you are looking for this module.   https://docs.ansible.com/ansible/latest/modules/aci_interface_policy_leaf_profile_module.html