diff --git a/metal3-chart/charts/baremetal-operator/templates/_helpers.tpl b/metal3-chart/charts/baremetal-operator/templates/_helpers.tpl
index 08dc581..209fcc3 100644
--- a/metal3-chart/charts/baremetal-operator/templates/_helpers.tpl
+++ b/metal3-chart/charts/baremetal-operator/templates/_helpers.tpl
@@ -61,3 +61,19 @@ Create the name of the service account to use
 {{- default "default" .Values.serviceAccount.name }}
 {{- end }}
 {{- end }}
+
+{{/*
+Create the URL to use for connecting to the Ironic servers (e.g. API, cache)
+*/}}
+{{- define "baremetal-operator.ironicHttpHost" -}}
+{{- $ironicIP := include "metal3.provisioningIP" . -}}
+{{- with .Values.global }}
+{{- if .provisioningHostname }}
+{{- .provisioningHostname }}
+{{- else if regexMatch ".*:.*" $ironicIP}}
+{{- print "[" $ironicIP "]" }}
+{{- else }}
+{{- $ironicIP }}
+{{- end }}
+{{- end }}
+{{- end }}
diff --git a/metal3-chart/charts/baremetal-operator/templates/configmap-ironic.yaml b/metal3-chart/charts/baremetal-operator/templates/configmap-ironic.yaml
index 0e44f23..e27a359 100644
--- a/metal3-chart/charts/baremetal-operator/templates/configmap-ironic.yaml
+++ b/metal3-chart/charts/baremetal-operator/templates/configmap-ironic.yaml
@@ -1,10 +1,10 @@
   {{- $enableTLS := .Values.global.enable_tls }}
   {{- $enableVMediaTLS := .Values.global.enable_vmedia_tls }}
   {{- $protocol := ternary "https" "http" $enableTLS }}
-  {{- $ironicIP := .Values.global.ironicIP | default "" }}
-  {{- $ironicApiHost := print $ironicIP ":6385" }}
-  {{- $ironicBootHost := print $ironicIP ":6180" }}
-  {{- $ironicCacheHost := print $ironicIP ":6180" }}
+  {{- $ironicHost := include "baremetal-operator.ironicHttpHost" . | required "Missing host information for BMO to connect to Ironic" }}
+  {{- $ironicApiHost := print $ironicHost ":6385" }}
+  {{- $ironicBootHost := print $ironicHost ":6180" }}
+  {{- $ironicCacheHost := print $ironicHost ":6180" }}
   {{- $deployArch := .Values.global.deployArchitecture }}
 
 apiVersion: v1
@@ -12,8 +12,8 @@ data:
   IRONIC_ENDPOINT: "{{ $protocol }}://{{ $ironicApiHost }}/v1/"
   # Switch VMedia to HTTP if enable_vmedia_tls is false
   {{- if and $enableTLS $enableVMediaTLS }}
-    {{- $ironicBootHost = print $ironicIP ":" .Values.global.vmediaTLSPort }}
-    {{- $ironicCacheHost = print $ironicIP ":" .Values.global.vmediaTLSPort }}
+    {{- $ironicBootHost = print $ironicHost ":" .Values.global.vmediaTLSPort }}
+    {{- $ironicCacheHost = print $ironicHost ":" .Values.global.vmediaTLSPort }}
     {{- $protocol = "https" }}
   RESTART_CONTAINER_CERTIFICATE_UPDATED: "true"
   {{- else }}
diff --git a/metal3-chart/charts/baremetal-operator/templates/metrics_service.yaml b/metal3-chart/charts/baremetal-operator/templates/metrics_service.yaml
index 64f39a6..c7d2ce6 100644
--- a/metal3-chart/charts/baremetal-operator/templates/metrics_service.yaml
+++ b/metal3-chart/charts/baremetal-operator/templates/metrics_service.yaml
@@ -6,6 +6,7 @@ metadata:
     control-plane: controller-manager
   name: {{ include "baremetal-operator.fullname" . }}-controller-manager-metrics-service
 spec:
+  ipFamilyPolicy: PreferDualStack
   ports:
   - name: https
     port: 8443
diff --git a/metal3-chart/charts/baremetal-operator/templates/service-webhook.yaml b/metal3-chart/charts/baremetal-operator/templates/service-webhook.yaml
index 67fea7f..76834cf 100644
--- a/metal3-chart/charts/baremetal-operator/templates/service-webhook.yaml
+++ b/metal3-chart/charts/baremetal-operator/templates/service-webhook.yaml
@@ -5,6 +5,7 @@ metadata:
     {{- include "baremetal-operator.labels" . | nindent 4 }}
   name: {{ include "baremetal-operator.fullname" . }}-webhook-service
 spec:
+  ipFamilyPolicy: PreferDualStack
   ports:
   - port: 443
     targetPort: 9443
diff --git a/metal3-chart/charts/ironic/templates/_helpers.tpl b/metal3-chart/charts/ironic/templates/_helpers.tpl
index 0d1ab97..e5d022f 100644
--- a/metal3-chart/charts/ironic/templates/_helpers.tpl
+++ b/metal3-chart/charts/ironic/templates/_helpers.tpl
@@ -83,3 +83,46 @@ Get ironic CA volumeMounts
   readOnly: true
 {{- end }}
 {{- end }}
+
+{{/*
+Get the formatted "External" hostname or IP address
+*/}}
+{{- define "ironic.externalHttpHost" }}
+{{- with .Values.global }}
+{{- if regexMatch ".*:.*" .externalHttpHost }}
+{{- print "[" .externalHttpHost "]" }}
+{{- else }}
+{{- .externalHttpHost }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Get the command to use for Liveness and Readiness probes
+*/}}
+{{- define "ironic.probeCommand" }}
+{{- $host := "127.0.0.1" }}
+{{- if eq .Values.listenOnAll false }}
+{{- $host = coalesce .Values.global.ironicIP .Values.global.provisioningIP .Values.global.provisioningHostname }}
+{{- if regexMatch ".*:.*" $host }}
+{{- $host = print "[" $host "]" }}
+{{- end }}
+{{- end }}
+{{- print "curl -sSfk https://" $host ":6385" }}
+{{- end }}
+
+{{/*
+Create the subjectAltNames section to be set on the Certificate
+*/}}
+{{- define "ironic.subjectAltNames" -}}
+{{- with .Values.global }}
+{{- if .provisioningHostname }}
+dnsNames:
+- {{ .provisioningHostname }}
+{{- end -}}
+{{- if or .ironicIP .provisioningIP }}
+ipAddresses:
+  - {{ coalesce .ironicIP .provisioningIP }}
+{{- end }}
+{{- end }}
+{{- end }}
diff --git a/metal3-chart/charts/ironic/templates/certificates.yaml b/metal3-chart/charts/ironic/templates/certificates.yaml
index e78d329..be35844 100644
--- a/metal3-chart/charts/ironic/templates/certificates.yaml
+++ b/metal3-chart/charts/ironic/templates/certificates.yaml
@@ -6,8 +6,7 @@ metadata:
 spec:
   commonName: ironic-ca
   isCA: true
-  ipAddresses:
-  - {{ .Values.global.ironicIP }}
+  {{- include "ironic.subjectAltNames" . | indent 2 }}
   issuerRef:
     kind: Issuer
     name: selfsigned-issuer
@@ -19,8 +18,7 @@ metadata:
   name: ironic-cert
 spec:
   commonName: ironic-cert
-  ipAddresses:
-  - {{ .Values.global.ironicIP }}
+  {{- include "ironic.subjectAltNames" . | indent 2 }}
   issuerRef:
     kind: Issuer
     name: ca-issuer
@@ -33,8 +31,7 @@ metadata:
   name: ironic-vmedia-cert
 spec:
   commonName: ironic-vmedia-cert
-  ipAddresses:
-  - {{ .Values.global.ironicIP }}
+  {{- include "ironic.subjectAltNames" . | indent 2 }}
   issuerRef:
     kind: Issuer
     name: ca-issuer
diff --git a/metal3-chart/charts/ironic/templates/configmap.yaml b/metal3-chart/charts/ironic/templates/configmap.yaml
index ba43d20..260e4c0 100644
--- a/metal3-chart/charts/ironic/templates/configmap.yaml
+++ b/metal3-chart/charts/ironic/templates/configmap.yaml
@@ -8,13 +8,9 @@ data:
   {{- $enableTLS := .Values.global.enable_tls }}
   {{- $enableVMediaTLS := .Values.global.enable_vmedia_tls }}
   {{- $protocol := ternary "https" "http" $enableTLS }}
-  {{- $ironicIP := .Values.global.ironicIP | default "" }}
-  {{- $ironicBootHost := print $ironicIP ":6180" }}
-  {{- $ironicCacheHost := print $ironicIP ":6180" }}
   {{- $deployArch := .Values.global.deployArchitecture }}
 
   {{- if  ( .Values.global.enable_dnsmasq ) }}
-  DNSMASQ_BOOT_SERVER_ADDRESS: {{ $ironicBootHost }}
   DNSMASQ_DNS_SERVER_ADDRESS: {{ .Values.global.dnsmasqDNSServer }}
   DNSMASQ_DEFAULT_ROUTER: {{ .Values.global.dnsmasqDefaultRouter }}
   DHCP_RANGE: {{ .Values.global.dhcpRange }}
@@ -26,27 +22,25 @@ data:
   PREDICTABLE_NIC_NAMES: "{{ .Values.global.predictableNicNames }}"
   # Switch VMedia to HTTP if enable_vmedia_tls is false
   {{- if and $enableTLS $enableVMediaTLS }}
-    {{- $ironicBootHost = print $ironicIP ":" .Values.global.vmediaTLSPort }}
-    {{- $ironicCacheHost = print $ironicIP ":" .Values.global.vmediaTLSPort }}
     {{- $protocol = "https" }}
   {{- else }}
     {{- $protocol = "http" }}
   {{- end }}
-  IRONIC_EXTERNAL_HTTP_URL: {{ $protocol }}://{{ $ironicCacheHost }}
+  {{- if .Values.global.externalHttpHost }}
+  IRONIC_EXTERNAL_HTTP_URL: {{ $protocol }}://{{ include "ironic.externalHttpHost" . }}:6385
+  {{- end }}
   DEPLOY_ARCHITECTURE: {{ $deployArch }}
-  IRONIC_BOOT_BASE_URL: {{ $protocol }}://{{ $ironicBootHost }}
   ENABLE_PXE_BOOT: "{{ .Values.global.enable_pxe_boot }}"
   {{- if .Values.global.provisioningInterface }}
   PROVISIONING_INTERFACE: {{ .Values.global.provisioningInterface }}
   {{- end }}
-  {{- if .Values.global.provisioningIP }}
-  PROVISIONING_IP: {{ .Values.global.provisioningIP }}
+  {{- if or .Values.global.ironicIP .Values.global.provisioningIP }}
+  PROVISIONING_IP: {{ include "metal3.provisioningIP" . }}
+  {{- else if .Values.global.provisioningHostname }}
+  IRONIC_URL_HOSTNAME: {{ .Values.global.provisioningHostname }}
   {{- end }}
   IRONIC_FAST_TRACK: "true"
-  LISTEN_ALL_INTERFACES: "true"
-  {{- if .Values.global.ironicIP }}
-  IRONIC_IP: {{ .Values.global.ironicIP }}
-  {{- end }}
+  LISTEN_ALL_INTERFACES: "{{ .Values.listenOnAll }}"
   {{- if  ( .Values.global.enable_tls ) }}
   RESTART_CONTAINER_CERTIFICATE_UPDATED: "true"
   IRONIC_KERNEL_PARAMS: {{ .Values.global.ironicKernelParams }} tls.enabled=true
diff --git a/metal3-chart/charts/ironic/templates/deployment.yaml b/metal3-chart/charts/ironic/templates/deployment.yaml
index 56ca391..5204253 100644
--- a/metal3-chart/charts/ironic/templates/deployment.yaml
+++ b/metal3-chart/charts/ironic/templates/deployment.yaml
@@ -42,7 +42,7 @@ spec:
             name: ironic
         livenessProbe:
           exec:
-            command: ["sh", "-c", "curl -sSfk https://127.0.0.1:6385"]
+            command: ["sh", "-c", "{{ include "ironic.probeCommand" . }}"]
           failureThreshold: 10
           initialDelaySeconds: 30
           periodSeconds: 30
@@ -60,7 +60,7 @@ spec:
         {{- end }}
         readinessProbe:
           exec:
-            command: ["sh", "-c", "curl -sSfk https://127.0.0.1:6385"]
+            command: ["sh", "-c", "{{ include "ironic.probeCommand" . }}"]
           failureThreshold: 10
           initialDelaySeconds: 30
           periodSeconds: 30
diff --git a/metal3-chart/charts/ironic/templates/service.yaml b/metal3-chart/charts/ironic/templates/service.yaml
index f3f0b51..cbe8c25 100644
--- a/metal3-chart/charts/ironic/templates/service.yaml
+++ b/metal3-chart/charts/ironic/templates/service.yaml
@@ -10,6 +10,7 @@ metadata:
   {{- end }}
 spec:
   type: {{ .Values.service.type }}
+  ipFamilyPolicy: PreferDualStack
   ports:
   {{- $enableTLS := .Values.global.enable_tls }}
   {{- $enableVMediaTLS := .Values.global.enable_vmedia_tls }}
diff --git a/metal3-chart/charts/ironic/values.yaml b/metal3-chart/charts/ironic/values.yaml
index c0e5d62..81ea464 100644
--- a/metal3-chart/charts/ironic/values.yaml
+++ b/metal3-chart/charts/ironic/values.yaml
@@ -32,6 +32,12 @@ global:
   # IP Address assigned to network interface on provisioning network
   provisioningIP: ""
 
+  # Fully Qualified Domain Name used by Ironic for both binding (to the
+  # associated IPv4 and/or IPv6 addresses) and exposing the API, dnsmask and
+  # media, also used by BMO. Note, this is the only way to enable a fully
+  # working dual-stack configuration.
+  provisioningHostname: ""
+
   # Whether the NIC names should be predictable or not
   predictableNicNames: "true"
 
@@ -52,6 +58,8 @@ global:
 
 replicaCount: 1
 
+listenOnAll: true
+
 images:
   ironic:
     repository: registry.opensuse.org/isv/suse/edge/metal3/containers/images/ironic
diff --git a/metal3-chart/charts/mariadb/templates/service.yaml b/metal3-chart/charts/mariadb/templates/service.yaml
index 5d0d75d..9a60115 100644
--- a/metal3-chart/charts/mariadb/templates/service.yaml
+++ b/metal3-chart/charts/mariadb/templates/service.yaml
@@ -5,10 +5,11 @@ metadata:
   labels:
     {{- include "mariadb.labels" . | nindent 4 }}
 spec:
+  ipFamilyPolicy: PreferDualStack
   type: {{ .Values.service.type }}
   selector:
     {{- include "mariadb.selectorLabels" . | nindent 4 }}
   ports:
   {{- with .Values.service.ports }}
     {{- toYaml . | nindent 2 }}
-  {{- end }}
\ No newline at end of file
+  {{- end }}
diff --git a/metal3-chart/charts/media/templates/service.yaml b/metal3-chart/charts/media/templates/service.yaml
index 93598e5..dd0c5ac 100644
--- a/metal3-chart/charts/media/templates/service.yaml
+++ b/metal3-chart/charts/media/templates/service.yaml
@@ -5,6 +5,7 @@ metadata:
   labels:
     {{- include "media.labels" . | nindent 4 }}
 spec:
+  ipFamilyPolicy: PreferDualStack
   type: {{ .Values.service.type }}
   ports:
     - port: {{ .Values.service.port }}
diff --git a/metal3-chart/templates/_helpers.tpl b/metal3-chart/templates/_helpers.tpl
index 67024dd..caaef3d 100644
--- a/metal3-chart/templates/_helpers.tpl
+++ b/metal3-chart/templates/_helpers.tpl
@@ -60,3 +60,18 @@ Create the name of the service account to use
 {{- default "default" .Values.serviceAccount.name }}
 {{- end }}
 {{- end }}
+
+{{/*
+Produce the correct IP or hostname for Ironic provisioning
+*/}}
+{{- define "metal3.provisioningIP" -}}
+{{- with .Values.global }}
+{{- if and .provisioningHostname (or .provisioningIP .ironicIP) }}
+{{  fail "Please provide either provisioningHostname or provisioningIP (note: ironic IP is deprecated)" }}
+{{- end }}
+{{- if and .provisioningIP .ironicIP }}
+{{  fail "Please provide either ironicIP or provisioningIP (note: ironicIP is deprecated)" }}
+{{- end }}
+{{- coalesce .ironicIP .provisioningIP }}
+{{- end }}
+{{- end }}
diff --git a/metal3-chart/values.yaml b/metal3-chart/values.yaml
index 2d24c8a..d9f62a0 100644
--- a/metal3-chart/values.yaml
+++ b/metal3-chart/values.yaml
@@ -60,6 +60,15 @@ global:
   # IP Address assigned to network interface on provisioning network
   provisioningIP: ""
 
+  # Fully Qualified Domain Name used by Ironic for both binding (to the 
+  # associated IPv4 and/or IPv6 addresses) and exposing the API, dnsmask and
+  # media, also used by BMO. Note, this is the only way to enable a fully
+  # working dual-stack configuration.
+  provisioningHostname: ""
+
+  # Hostname or IP for accessing the Ironic API server from a non-provisioning network
+  externalHttpHost: ""
+
   # Name for the MariaDB service
   databaseServiceName: metal3-mariadb