fix

handlers/main.yml

@@ -16,4 +16,4 @@
     ifdown lo ; ifup lo
 
 - name: Reload dummy interface
-  command: nmcli conn up lo0
+  command: nmcli conn up {{ dummy_iface | default('dummy0') }}

tasks/RedHat/8.yaml

@@ -9,16 +9,16 @@
     src: bird.conf.j2
     dest: /etc/bird.conf
   notify:
-    - reload bird
+    - Reload bird
 
 - name: Add dummy interface and add IPs
   community.general.nmcli:
     type: dummy
-    conn_name: 'lo0'
+    conn_name: "{{ dummy_iface | default('dummy0') }}"
     ip4: '{{ item.ip4 }}'
     state: present
   notify:
-    - reload dummy interface
+    - Reload dummy interface
   loop: |
     [
     {% for protocol_static in bird.bgp.static %}