Merge branch 'natremovem3preset' into 'master'

removing assumption of m3 VLAN from nat server role

See merge request !447

roles/nat_server/tasks/main.yml

@@ -28,11 +28,6 @@
   changed_when: false
   register: public_device_name
 
-#if not defined, default to M3=vlan 114  ;
-#See https://webnet.its.monash.edu.au/cgi-bin/staff-only/netsee
-- set_fact: PRIVATE_NETWORK_CIDR="172.16.200.0/21"
-  when: PRIVATE_NETWORK_CIDR is undefined
-
 # template ip tables rules or add rules on startup?
 - name: template rules
   template: dest=/etc/sysconfig/iptables src=iptables.j2
@@ -41,7 +36,7 @@
   register: rule_changed
 
 - name: restore rules
-  service: 
+  service:
     name: iptables
     state: reloaded
   become: true