diff --git a/playbooks/roles/bifrost-deploy-nodes-dynamic/defaults/main.yml b/playbooks/roles/bifrost-deploy-nodes-dynamic/defaults/main.yml
index 8238323ff..ec5d63c69 100644
--- a/playbooks/roles/bifrost-deploy-nodes-dynamic/defaults/main.yml
+++ b/playbooks/roles/bifrost-deploy-nodes-dynamic/defaults/main.yml
@@ -3,6 +3,7 @@
 ironic_url: "http://localhost:6385/"
 nginx_port: 8080
 network_interface: "virbr0"
+ans_network_interface: "{{ network_interface | replace('-', '_') }}"
 http_boot_folder: "/httpboot"
 deploy_image_filename: "deployment_image.qcow2"
 deploy_image: "{{http_boot_folder}}/{{deploy_image_filename}}"
diff --git a/playbooks/roles/bifrost-deploy-nodes-dynamic/tasks/main.yml b/playbooks/roles/bifrost-deploy-nodes-dynamic/tasks/main.yml
index 849b20033..f88b579a3 100644
--- a/playbooks/roles/bifrost-deploy-nodes-dynamic/tasks/main.yml
+++ b/playbooks/roles/bifrost-deploy-nodes-dynamic/tasks/main.yml
@@ -24,7 +24,7 @@
     ironic_url: "{{ ironic_url }}"
     uuid: "{{ uuid }}"
     state: present
-    config_drive: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{ nginx_port }}/configdrive-{{ uuid }}.iso.gz"
+    config_drive: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{ nginx_port }}/configdrive-{{ uuid }}.iso.gz"
     instance_info: "{{ instance_info }}"
   delegate_to: localhost
   when: instance_info is defined
@@ -42,9 +42,9 @@
     ironic_url: "{{ ironic_url }}"
     uuid: "{{ uuid }}"
     state: present
-    config_drive: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{ nginx_port }}/configdrive-{{ uuid }}.iso.gz"
+    config_drive: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{ nginx_port }}/configdrive-{{ uuid }}.iso.gz"
     instance_info:
-      image_source: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{ nginx_port }}/{{deploy_image_filename}}"
+      image_source: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{ nginx_port }}/{{deploy_image_filename}}"
       image_checksum: "{{ test_deploy_image.stat.md5 }}"
       image_disk_format: "raw"
       root_gb: 10
diff --git a/playbooks/roles/bifrost-ironic-install/defaults/main.yml b/playbooks/roles/bifrost-ironic-install/defaults/main.yml
index 4bcff12d0..7d3255171 100644
--- a/playbooks/roles/bifrost-ironic-install/defaults/main.yml
+++ b/playbooks/roles/bifrost-ironic-install/defaults/main.yml
@@ -14,11 +14,17 @@ transform_boot_image: false
 # virtual machines for the hardware instead of real hardware.
 testing: false
 ci_testing: false
+
+# Default network interface that bifrost will be attached to.
+# This is used in ipa_* so it must be before
+network_interface: "virbr0"
+ans_network_interface: "{{ network_interface | replace('-', '_') }}"
+
 ipa_kernel: "{{http_boot_folder}}/ipa.vmlinuz"
 ipa_ramdisk: "{{http_boot_folder}}/ipa.initramfs"
-ipa_kernel_url: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.vmlinuz"
+ipa_kernel_url: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.vmlinuz"
 ipa_kernel_upstream_url: http://tarballs.openstack.org/ironic-python-agent/coreos/files/coreos_production_pxe.vmlinuz
-ipa_ramdisk_url: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.initramfs"
+ipa_ramdisk_url: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.initramfs"
 ipa_ramdisk_upstream_url: http://tarballs.openstack.org/ironic-python-agent/coreos/files/coreos_production_pxe_image-oem.cpio.gz
 deploy_image_filename: "deployment_image.qcow2"
 deploy_image: "{{http_boot_folder}}/{{deploy_image_filename}}"
@@ -48,8 +54,6 @@ enabled_drivers: "agent_ipmitool,pxe_amt,agent_ilo,agent_ucs"
 # DHCP pool for requests.
 dhcp_pool_start: 192.168.1.200
 dhcp_pool_end: 192.168.1.250
-# Default network interface that bifrost will be attached to.
-network_interface: "virbr0"
 # Dnsmasq default route for clients. If not defined, dnsmasq will push to clients
 # as default route the same IP of the dnsmasq server.
 # Default: undefined
diff --git a/playbooks/roles/bifrost-ironic-install/tasks/ironic_config.yml b/playbooks/roles/bifrost-ironic-install/tasks/ironic_config.yml
index 7a6caa282..b77ff2746 100644
--- a/playbooks/roles/bifrost-ironic-install/tasks/ironic_config.yml
+++ b/playbooks/roles/bifrost-ironic-install/tasks/ironic_config.yml
@@ -83,7 +83,7 @@
     dest=/etc/ironic/ironic.conf
     insertafter="[conductor]"
     regexp='^(.*)api_url=(.*)$'
-    line="api_url=http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:6385/"
+    line="api_url=http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:6385/"
 - name: "Configure conductor cleaning"
   lineinfile:
     dest=/etc/ironic/ironic.conf
@@ -112,7 +112,7 @@
     dest=/etc/ironic/ironic.conf
     insertafter="[pxe]"
     regexp='^(.*)tftp_server=(.*)$'
-    line="tftp_server={{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}"
+    line="tftp_server={{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}"
 - name: "Set PXE tftp_root"
   lineinfile:
     dest=/etc/ironic/ironic.conf
@@ -130,7 +130,7 @@
     dest=/etc/ironic/ironic.conf
     insertafter="[pxe]"
     regexp='^(.*)http_url=(.*)$'
-    line="http_url=http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{nginx_port}}/"
+    line="http_url=http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{nginx_port}}/"
 - name: "Set iPXE http_root"
   lineinfile:
     dest=/etc/ironic/ironic.conf
diff --git a/playbooks/roles/bifrost-ironic-install/templates/dnsmasq.conf.j2 b/playbooks/roles/bifrost-ironic-install/templates/dnsmasq.conf.j2
index b5b8049ef..e4f955239 100644
--- a/playbooks/roles/bifrost-ironic-install/templates/dnsmasq.conf.j2
+++ b/playbooks/roles/bifrost-ironic-install/templates/dnsmasq.conf.j2
@@ -443,7 +443,7 @@ dhcp-boot=tag:!ipxe,/undionly.kpxe
 {% if testing %}
 dhcp-boot=http://192.168.122.1:{{nginx_port}}/boot.ipxe
 {% else %}
-dhcp-boot=http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{nginx_port}}/boot.ipxe
+dhcp-boot=http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{nginx_port}}/boot.ipxe
 {% endif %}
 
 # Encapsulated options for Etherboot gPXE. All the options are
diff --git a/playbooks/roles/ironic-enroll-dynamic/defaults/main.yml b/playbooks/roles/ironic-enroll-dynamic/defaults/main.yml
index b3799be85..fdaa3a983 100644
--- a/playbooks/roles/ironic-enroll-dynamic/defaults/main.yml
+++ b/playbooks/roles/ironic-enroll-dynamic/defaults/main.yml
@@ -1,6 +1,10 @@
 ---
 ironic_url: "http://localhost:6385/"
 nginx_port: 8080
+
+# Default network interface that bifrost will be attached to.
 network_interface: "virbr0"
-ipa_kernel_url: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.vmlinuz"
-ipa_ramdisk_url: "http://{{ hostvars[inventory_hostname]['ansible_' + network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.initramfs"
+ans_network_interface: "{{ network_interface | replace('-', '_') }}"
+
+ipa_kernel_url: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.vmlinuz"
+ipa_ramdisk_url: "http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{nginx_port}}/ipa.initramfs"