Modify common to reserve Docker proxy ports

salt/common/init.sls

@@ -256,6 +256,17 @@ docker:
     - watch:
       - file: docker_daemon
 
+# Reserve OS ports for Docker proxy in case boot settings are not already applied/present
+dockerapplyports:
+    cmd.run:
+      - name: if [ ! -f /etc/sysctl.d/99-reserved-ports.conf ]; then sysctl -w net.ipv4.ip_local_reserved_ports="55000,57314"; fi
+
+# Reserve OS ports for Docker proxy
+dockerreserveports:
+  file.managed:
+    - source: salt://common/files/99-reserved-ports.conf
+    - name: /etc/sysctl.d/99-reserved-ports.conf
+
 {% else %}
 
 {{sls}}_state_not_allowed: