Installations with day1 networking configuration fail to contact ironic API, on both 4.10 and 4.11.
This is regardless of whether I am using the manual no-dhcp workaround or the bootstrapExternalStaticIP field.
Following the steps in this guide.

Cannot ssh to bootstrap after installation fails.

....
DEBUG ironic_node_v1.openshift-master-host[1]: Still creating... [59m51s elapsed] 
DEBUG ironic_node_v1.openshift-master-host[2]: Still creating... [59m51s elapsed] 
ERROR                                              
ERROR Error: could not contact Ironic API: timeout reached 
ERROR                                              
ERROR   on ../../tmp/openshift-install-masters-1163372991/main.tf line 13, in resource "ironic_node_v1" "openshift-master-host": 
ERROR   13: resource "ironic_node_v1" "openshift-master-host" { 
ERROR                                              
.....     
ERROR                                              
FATAL failed to fetch Cluster: failed to generate asset "Cluster": failed to create cluster: failed to apply Terraform: error(BaremetalIronicAPITimeout) from Infrastructure Provider: Unable to the reach provisioning service. This failure can be caused by incorrect network/proxy settings, inability to download the machine operating system images, or other misconfiguration. Please check access to the bootstrap host, and for any failing services.