diff --git a/ci/environments/multinode-containers.yaml b/ci/environments/multinode-containers.yaml
index 48ac25e79b..ff7f8eca34 100644
--- a/ci/environments/multinode-containers.yaml
+++ b/ci/environments/multinode-containers.yaml
@@ -3,9 +3,7 @@ resource_registry:
 
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ComputeNetworkConfigWithAnsible: true
   ControllerServices:
     - OS::TripleO::Services::CACerts
     - OS::TripleO::Services::ContainerImagePrepare
diff --git a/ci/environments/network/multiple-nics-ipv6/network-environment.yaml b/ci/environments/network/multiple-nics-ipv6/network-environment.yaml
index 7b76e4fe3a..818a1ddbc4 100644
--- a/ci/environments/network/multiple-nics-ipv6/network-environment.yaml
+++ b/ci/environments/network/multiple-nics-ipv6/network-environment.yaml
@@ -1,16 +1,10 @@
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multiple_nics_ipv6.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multiple_nics_ipv6.j2'
-  ComputeNetworkConfigWithAnsible: true
   BlockStorageNetworkConfigTemplate: 'templates/ci/multiple_nics_ipv6.j2'
-  BlockStorageNetworkConfigWithAnsible: true
   CellControllerNetworkConfigTemplate: 'templates/ci/multiple_nics_ipv6.j2'
-  CellControllerNetworkConfigWithAnsible: true
   ObjectStorageNetworkConfigTemplate: 'templates/ci/multiple_nics_ipv6.j2'
-  ObjectStorageNetworkConfigWithAnsible: true
   CephStorageNetworkConfigTemplate: 'templates/ci/multiple_nics_ipv6.j2'
-  CephStorageNetworkConfigWithAnsible: true
   ExternalNetCidr: 2001:db8:fd00:1000::/64
   ExternalAllocationPools: [{"start": "2001:db8:fd00:1000::10", "end": "2001:db8:fd00:1000:ffff:ffff:ffff:fffe"}]
   ExternalInterfaceDefaultRoute: 2001:db8:fd00:1000::1
diff --git a/ci/environments/network/multiple-nics/network-environment.yaml b/ci/environments/network/multiple-nics/network-environment.yaml
index 7dbc220c04..a57fa59258 100644
--- a/ci/environments/network/multiple-nics/network-environment.yaml
+++ b/ci/environments/network/multiple-nics/network-environment.yaml
@@ -1,16 +1,10 @@
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multiple_nics.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multiple_nics.j2'
-  ComputeNetworkConfigWithAnsible: true
   BlockStorageNetworkConfigTemplate: 'templates/ci/multiple_nics.j2'
-  BlockStorageNetworkConfigWithAnsible: true
   CellControllerNetworkConfigTemplate: 'templates/ci/multiple_nics.j2'
-  CellControllerNetworkConfigWithAnsible: true
   ObjectStorageNetworkConfigTemplate: 'templates/ci/multiple_nics.j2'
-  ObjectStorageNetworkConfigWithAnsible: true
   CephStorageNetworkConfigTemplate: 'templates/ci/multiple_nics.j2'
-  CephStorageNetworkConfigWithAnsible: true
   ExternalNetCidr: 10.0.0.0/24
   ExternalAllocationPools: [{"start": "10.0.0.10", "end": "10.0.0.50"}]
   ExternalInterfaceDefaultRoute: 10.0.0.1
diff --git a/ci/environments/network/public-bond/network-environment.yaml b/ci/environments/network/public-bond/network-environment.yaml
index 4b916de9ed..527042f922 100644
--- a/ci/environments/network/public-bond/network-environment.yaml
+++ b/ci/environments/network/public-bond/network-environment.yaml
@@ -1,16 +1,10 @@
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/public_bond.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/public_bond.j2'
-  ComputeNetworkConfigWithAnsible: true
   BlockStorageNetworkConfigTemplate: 'templates/ci/public_bond.j2'
-  BlockStorageNetworkConfigWithAnsible: true
   CellControllerNetworkConfigTemplate: 'templates/ci/public_bond.j2'
-  CellControllerNetworkConfigWithAnsible: true
   ObjectStorageNetworkConfigTemplate: 'templates/ci/public_bond.j2'
-  ObjectStorageNetworkConfigWithAnsible: true
   CephStorageNetworkConfigTemplate: 'templates/ci/public_bond.j2'
-  CephStorageNetworkConfigWithAnsible: true
   ExternalNetCidr: 10.0.0.0/24
   ExternalAllocationPools: [{"start": "10.0.0.10", "end": "10.0.0.50"}]
   ExternalInterfaceDefaultRoute: 10.0.0.1
diff --git a/ci/environments/scenario000-multinode-containers.yaml b/ci/environments/scenario000-multinode-containers.yaml
index 8f203b01c9..f42f9921ae 100644
--- a/ci/environments/scenario000-multinode-containers.yaml
+++ b/ci/environments/scenario000-multinode-containers.yaml
@@ -1,8 +1,6 @@
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ComputeNetworkConfigWithAnsible: true
   ControllerServices:
     - OS::TripleO::Services::CACerts
     - OS::TripleO::Services::ContainerImagePrepare
diff --git a/ci/environments/scenario001-multinode-containers.yaml b/ci/environments/scenario001-multinode-containers.yaml
index b2b1842953..2039af0860 100644
--- a/ci/environments/scenario001-multinode-containers.yaml
+++ b/ci/environments/scenario001-multinode-containers.yaml
@@ -29,9 +29,7 @@ resource_registry:
 
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ComputeNetworkConfigWithAnsible: true
   ControllerServices:
     - OS::TripleO::Services::CACerts
     - OS::TripleO::Services::Clustercheck
diff --git a/ci/environments/scenario007-multinode-containers.yaml b/ci/environments/scenario007-multinode-containers.yaml
index 7d03a62667..826933a018 100644
--- a/ci/environments/scenario007-multinode-containers.yaml
+++ b/ci/environments/scenario007-multinode-containers.yaml
@@ -24,9 +24,7 @@ resource_registry:
   OS::TripleO::Services::BlockStorageCinderVolume: OS::Heat::None
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ComputeNetworkConfigWithAnsible: true
   ControllerServices:
     - OS::TripleO::Services::CACerts
     - OS::TripleO::Services::Clustercheck
diff --git a/ci/environments/scenario010-multinode-containers.yaml b/ci/environments/scenario010-multinode-containers.yaml
index 004f37beba..719486ea34 100644
--- a/ci/environments/scenario010-multinode-containers.yaml
+++ b/ci/environments/scenario010-multinode-containers.yaml
@@ -26,9 +26,7 @@ resource_registry:
 
 parameter_defaults:
   ControllerNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ControllerNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/ci/multinode.j2'
-  ComputeNetworkConfigWithAnsible: true
   ControllerServices:
     - OS::TripleO::Services::CACerts
     - OS::TripleO::Services::Clustercheck
diff --git a/deployed-server/README.rst b/deployed-server/README.rst
index b31603c2fc..11ab730885 100644
--- a/deployed-server/README.rst
+++ b/deployed-server/README.rst
@@ -50,8 +50,6 @@ controllers, and the net_config_static.j2 template could be used for computes
 by specifying:
 
 parameter_defaults:
-  ControllerNetworkConfigWithAnsible: true
-  ComputeNetworkConfigWithAnsible: true
   ControlleNetworkConfigTemplate: 'templates/net_config_static_bridge.j2'
   ComputeNetworkConfigTemplate: 'templates/net_config_static.j2'
 
diff --git a/environments/deployed-server-environment.j2.yaml b/environments/deployed-server-environment.j2.yaml
index c8095c061e..01be012d90 100644
--- a/environments/deployed-server-environment.j2.yaml
+++ b/environments/deployed-server-environment.j2.yaml
@@ -11,5 +11,4 @@ parameter_defaults:
   EnablePackageInstall: True
 {% for role in roles %}
   {{role.name}}NetworkConfigTemplate: 'templates/net_config_static_bridge.j2'
-  {{role.name}}NetworkConfigWithAnsible: true
 {% endfor %}
diff --git a/environments/net-2-linux-bonds-with-vlans.j2.yaml b/environments/net-2-linux-bonds-with-vlans.j2.yaml
index e7b5131f57..c1567a6ccd 100644
--- a/environments/net-2-linux-bonds-with-vlans.j2.yaml
+++ b/environments/net-2-linux-bonds-with-vlans.j2.yaml
@@ -18,5 +18,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/2_linux_bonds_vlans/2_linux_bonds_vlans.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-bond-with-vlans.j2.yaml b/environments/net-bond-with-vlans.j2.yaml
index d9633bc38b..ce77ef9e97 100644
--- a/environments/net-bond-with-vlans.j2.yaml
+++ b/environments/net-bond-with-vlans.j2.yaml
@@ -25,5 +25,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/bonds_vlans/bonds_vlans.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-dpdkbond-with-vlans.j2.yaml b/environments/net-dpdkbond-with-vlans.j2.yaml
index edd258a512..8eeb444b51 100644
--- a/environments/net-dpdkbond-with-vlans.j2.yaml
+++ b/environments/net-dpdkbond-with-vlans.j2.yaml
@@ -21,5 +21,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/bonds_vlans/bonds_vlans_dpdk.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-multiple-nics-vlans.j2.yaml b/environments/net-multiple-nics-vlans.j2.yaml
index 2bacdc6b1f..91e22c5b3a 100644
--- a/environments/net-multiple-nics-vlans.j2.yaml
+++ b/environments/net-multiple-nics-vlans.j2.yaml
@@ -19,5 +19,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/multiple_nics_vlans/multiple_nics_vlans.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-multiple-nics.j2.yaml b/environments/net-multiple-nics.j2.yaml
index 708bdd586d..38b620c1ff 100644
--- a/environments/net-multiple-nics.j2.yaml
+++ b/environments/net-multiple-nics.j2.yaml
@@ -25,5 +25,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/multiple_nics/multiple_nics.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-single-nic-linux-bridge-with-vlans.j2.yaml b/environments/net-single-nic-linux-bridge-with-vlans.j2.yaml
index c550cbe423..04d611b44f 100644
--- a/environments/net-single-nic-linux-bridge-with-vlans.j2.yaml
+++ b/environments/net-single-nic-linux-bridge-with-vlans.j2.yaml
@@ -17,5 +17,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/single_nic_linux_bridge_vlans/single_nic_linux_bridge_vlans.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-single-nic-with-vlans-no-external.j2.yaml b/environments/net-single-nic-with-vlans-no-external.j2.yaml
index c23ca5a67e..4502806323 100644
--- a/environments/net-single-nic-with-vlans-no-external.j2.yaml
+++ b/environments/net-single-nic-with-vlans-no-external.j2.yaml
@@ -24,5 +24,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/single_nic_vlans/controller_no_external.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/net-single-nic-with-vlans.j2.yaml b/environments/net-single-nic-with-vlans.j2.yaml
index 04117ee818..589b3a609c 100644
--- a/environments/net-single-nic-with-vlans.j2.yaml
+++ b/environments/net-single-nic-with-vlans.j2.yaml
@@ -23,5 +23,4 @@ parameter_defaults:
 {%- else %}
   {{role.name}}NetworkConfigTemplate: 'templates/single_nic_vlans/single_nic_vlans.j2'
 {%- endif %}
-  {{role.name}}NetworkConfigWithAnsible: true
 {%- endfor %}
diff --git a/environments/neutron-ovs-dvr.yaml b/environments/neutron-ovs-dvr.yaml
index abe9a78def..5d427ea319 100644
--- a/environments/neutron-ovs-dvr.yaml
+++ b/environments/neutron-ovs-dvr.yaml
@@ -19,7 +19,6 @@ resource_registry:
 
   # With using default template values, the Compute nodes also need the br-ex
   # bridge to be connected to a physical network.
-  ComputeNetworkConfigWithAnsible: true
   ComputeNetworkConfigTemplate: 'templates/net_config_bridge.j2'
 
   # Disable OVN services
diff --git a/environments/services/neutron-ovs-dvr.yaml b/environments/services/neutron-ovs-dvr.yaml
index 6d0f2668f9..c1aa329c19 100644
--- a/environments/services/neutron-ovs-dvr.yaml
+++ b/environments/services/neutron-ovs-dvr.yaml
@@ -14,7 +14,6 @@ resource_registry:
   OS::TripleO::Services::NeutronL3Agent: ../../deployment/neutron/neutron-l3-container-puppet.yaml
   OS::TripleO::Services::ComputeNeutronL3Agent: ../../deployment/neutron/neutron-l3-container-puppet.yaml
   OS::TripleO::Services::ComputeNeutronMetadataAgent: ../../deployment/neutron/neutron-metadata-container-puppet.yaml
-  ComputeDVRNetworkConfigWithAnsible: true
   ComputeDVRNetworkConfigTemplate: 'templates/net_config_bridge.j2'
 
   # Disable OVN services
diff --git a/environments/standalone/standalone-overcloud.yaml b/environments/standalone/standalone-overcloud.yaml
index 01d73b4e7a..3753023e24 100644
--- a/environments/standalone/standalone-overcloud.yaml
+++ b/environments/standalone/standalone-overcloud.yaml
@@ -46,10 +46,6 @@ parameter_defaults:
   # Type: string
   StandaloneNetworkConfigTemplate: templates/net_config_bridge.j2
 
-  # Standalone NetworkConfig with ansible flag
-  # Type: boolean
-  StandaloneNetworkConfigWithAnsible: True
-
   # How many replicas to use in the swift rings.
   # Type: number
   SwiftReplicas: 1
diff --git a/environments/standalone/standalone-tripleo.yaml b/environments/standalone/standalone-tripleo.yaml
index ea81f7301f..4d16fea0df 100644
--- a/environments/standalone/standalone-tripleo.yaml
+++ b/environments/standalone/standalone-tripleo.yaml
@@ -56,10 +56,6 @@ parameter_defaults:
   # Type: string
   StandaloneNetworkConfigTemplate: templates/standalone.j2
 
-  # Standalone NetworkConfig with ansible flag
-  # Type: boolean
-  StandaloneNetworkConfigWithAnsible: True
-
   # How many replicas to use in the swift rings.
   # Type: number
   SwiftReplicas: 1
diff --git a/environments/undercloud.yaml b/environments/undercloud.yaml
index c3d4d2e706..26dccbe180 100644
--- a/environments/undercloud.yaml
+++ b/environments/undercloud.yaml
@@ -181,7 +181,6 @@ parameter_defaults:
   UndercloudCtlplaneSubnets: {}
   UndercloudCtlplaneLocalSubnet: 'ctlplane-subnet'
   UndercloudNetworkConfigTemplate: 'templates/undercloud.j2'
-  UndercloudNetworkConfigWithAnsible: true
   MistralDockerGroup: true
   PasswordAuthentication: 'yes'
   HeatEngineOptVolumes:
diff --git a/environments/undercloud/undercloud-minion.yaml b/environments/undercloud/undercloud-minion.yaml
index fb6474f2c1..3ce95a4618 100644
--- a/environments/undercloud/undercloud-minion.yaml
+++ b/environments/undercloud/undercloud-minion.yaml
@@ -108,10 +108,6 @@ parameter_defaults:
   # Type: string
   UndercloudMinionNetworkConfigTemplate: templates/undercloud.j2
 
-  # UndercloudMinion NetworkConfig with ansible flag
-  # Type: boolean
-  UndercloudMinionNetworkConfigWithAnsible: True
-
 resource_registry:
   OS::TripleO::Network::Ports::ControlPlaneVipPort: OS::Heat::None
   OS::TripleO::OVNMacAddressNetwork: OS::Heat::None
diff --git a/overcloud.j2.yaml b/overcloud.j2.yaml
index 51adb07a91..25c5f5c14d 100644
--- a/overcloud.j2.yaml
+++ b/overcloud.j2.yaml
@@ -213,6 +213,11 @@ parameters:
       description: The balance-tcp bond mode is known to cause packet loss and
         should not be used in BondInterfaceOvsOptions.
 
+  NetworkConfigWithAnsible:
+    description: NetworkConfig with ansible flag
+    type: boolean
+    default: True
+
   # Jinja loop for Role in role_data.yaml
 {% for role in roles %}
 
@@ -233,10 +238,6 @@ parameters:
     description: {{role.name}} NetworkConfig Template
     type: string
     default: ''
-  {{role.name}}NetworkConfigWithAnsible:
-    description: {{role.name}} NetworkConfig with ansible flag
-    type: boolean
-    default: False
   {{role.name}}ExtraConfig:
     default: {}
     description: |
@@ -1041,7 +1042,7 @@ resources:
         {%- endfor %}
         service_metadata_settings: {get_attr: [{{role.name}}ServiceChainRoleData, value, service_metadata_settings]}
         tripleo_network_config_template: {get_param: {{role.name}}NetworkConfigTemplate}
-        tripleo_network_config_with_ansible: {get_param: {{role.name}}NetworkConfigWithAnsible}
+        tripleo_network_config_with_ansible: {get_param: NetworkConfigWithAnsible}
         default_route_networks: {{role.default_route_networks}}
         networks_skip_config: {{role.networks_skip_config }}
         role_tags: {{role.tags}}
diff --git a/releasenotes/notes/nic-config-with-ansible-default-cbcaedd0a5ad49b0.yaml b/releasenotes/notes/nic-config-with-ansible-default-cbcaedd0a5ad49b0.yaml
new file mode 100644
index 0000000000..067a600acb
--- /dev/null
+++ b/releasenotes/notes/nic-config-with-ansible-default-cbcaedd0a5ad49b0.yaml
@@ -0,0 +1,12 @@
+---
+features:
+  - |
+    This changes network config generation with ansible, using the provided
+    jinja templates for roles, the default. Too keep using old heat templates
+    for network config with``OS::TripleO::{{role.name}}::Net::SoftwareConfig``
+    mappings, use ``NetworkConfigWithAnsible: false`` ``parameter_default``
+    in an environment file. 
+deprecations:
+  - |
+    The old way of generating network configs with heat templates has been
+    deprecated.
diff --git a/sample-env-generator/standalone.yaml b/sample-env-generator/standalone.yaml
index 5fb6b940dc..880fa64f15 100644
--- a/sample-env-generator/standalone.yaml
+++ b/sample-env-generator/standalone.yaml
@@ -46,7 +46,6 @@ environments:
         parameters:
           - AddVipsToEtcHosts
           - NetworkSafeDefaults
-          - StandaloneNetworkConfigWithAnsible
           - StandaloneNetworkConfigTemplate
       overcloud.yaml:
         parameters:
@@ -58,7 +57,6 @@ environments:
       EnablePackageInstall: true
       SwiftReplicas: 1
       SshFirewallAllowAll: true
-      StandaloneNetworkConfigWithAnsible: True
       StandaloneNetworkConfigTemplate: templates/standalone.j2
 
     resource_registry:
@@ -185,7 +183,6 @@ environments:
           - StandaloneHostnameFormat
           - StandaloneCount
           - OvercloudStandaloneFlavor
-          - StandaloneNetworkConfigWithAnsible
           - StandaloneNetworkConfigTemplate
       overcloud.yaml:
         parameters:
@@ -194,7 +191,6 @@ environments:
       StandaloneCount: 1
       OvercloudStandaloneFlavor: standalone
       SwiftReplicas: 1
-      StandaloneNetworkConfigWithAnsible: True
       StandaloneNetworkConfigTemplate: templates/net_config_bridge.j2
 
     resource_registry:
@@ -299,7 +295,3 @@ parameters:
     description: Standalone NetworkConfigTemplate
     type: string
     default: ''
-  StandaloneNetworkConfigWithAnsible:
-    description: Standalone NetworkConfig with ansible flag
-    type: boolean
-    default: False
diff --git a/sample-env-generator/undercloud-minion.yaml b/sample-env-generator/undercloud-minion.yaml
index 140ffd7351..a472c7db61 100644
--- a/sample-env-generator/undercloud-minion.yaml
+++ b/sample-env-generator/undercloud-minion.yaml
@@ -29,7 +29,6 @@ environments:
       sample-env-generator/undercloud-minion.yaml:
         parameters:
           - UndercloudMinionNetworkConfigTemplate
-          - UndercloudMinionNetworkConfigWithAnsible
       deployment/ironic/ironic-conductor-container-puppet.yaml:
         parameters:
           - IronicCleaningDiskErase
@@ -82,7 +81,6 @@ environments:
       IronicProvisioningNetwork: 'ctlplane'
       IronicRescuingNetwork: 'ctlplane'
       UndercloudMinionNetworkConfigTemplate: 'templates/undercloud.j2'
-      UndercloudMinionNetworkConfigWithAnsible: true
     resource_registry:
       # this network config is assumed by the tripleo deploy command
       OS::TripleO::Network::Ports::ControlPlaneVipPort: OS::Heat::None
@@ -293,7 +291,3 @@ parameters:
     description: UndercloudMinion NetworkConfigTemplate
     type: string
     default: ''
-  UndercloudMinionNetworkConfigWithAnsible:
-    description: UndercloudMinion NetworkConfig with ansible flag
-    type: boolean
-    default: False