diff --git a/neutron/files/grafana_dashboards/neutron_influxdb.json b/neutron/files/grafana_dashboards/neutron_influxdb.json
index 3cb72de..ef55556 100644
--- a/neutron/files/grafana_dashboards/neutron_influxdb.json
+++ b/neutron/files/grafana_dashboards/neutron_influxdb.json
@@ -1508,12 +1508,6 @@
                     "$interval"
                   ],
                   "type": "time"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -1521,7 +1515,7 @@
               ],
               "measurement": "openstack_neutron_networks",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_networks\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_networks\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -1732,18 +1726,12 @@
                     "$interval"
                   ],
                   "type": "time"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [],
               "measurement": "openstack_neutron_subnets",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_subnets\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_subnets\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -1971,12 +1959,6 @@
                     "owner"
                   ],
                   "type": "tag"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -1984,7 +1966,7 @@
               ],
               "measurement": "openstack_neutron_ports",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_ports\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_ports\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -2207,12 +2189,6 @@
                     "state"
                   ],
                   "type": "tag"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -2220,7 +2196,7 @@
               ],
               "measurement": "openstack_neutron_routers",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_routers\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_routers\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -2441,12 +2417,6 @@
                     "state"
                   ],
                   "type": "tag"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -2454,7 +2424,7 @@
               ],
               "measurement": "openstack_neutron_floatingips",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_floatingips\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_floatingips\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -2591,5 +2561,5 @@
   },
   "timezone": "browser",
   "title": "Neutron",
-  "version": 4
+  "version": 5
 }
diff --git a/neutron/files/grafana_dashboards/neutron_openvswitch_influxdb.json b/neutron/files/grafana_dashboards/neutron_openvswitch_influxdb.json
index f8419ec..59f4781 100644
--- a/neutron/files/grafana_dashboards/neutron_openvswitch_influxdb.json
+++ b/neutron/files/grafana_dashboards/neutron_openvswitch_influxdb.json
@@ -2705,12 +2705,6 @@
                     "$interval"
                   ],
                   "type": "time"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -2718,7 +2712,7 @@
               ],
               "measurement": "openstack_neutron_networks",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_networks\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_networks\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -2928,18 +2922,12 @@
                     "$interval"
                   ],
                   "type": "time"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [],
               "measurement": "openstack_neutron_subnets",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_subnets\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_subnets\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -3166,12 +3154,6 @@
                     "owner"
                   ],
                   "type": "tag"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -3179,7 +3161,7 @@
               ],
               "measurement": "openstack_neutron_ports",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_ports\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_ports\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -3401,12 +3383,6 @@
                     "state"
                   ],
                   "type": "tag"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -3414,7 +3390,7 @@
               ],
               "measurement": "openstack_neutron_routers",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_routers\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_routers\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -3634,12 +3610,6 @@
                     "state"
                   ],
                   "type": "tag"
-                },
-                {
-                  "params": [
-                    "0"
-                  ],
-                  "type": "fill"
                 }
               ],
               "groupByTags": [
@@ -3647,7 +3617,7 @@
               ],
               "measurement": "openstack_neutron_floatingips",
               "policy": "default",
-              "query": "SELECT last(\"value\") FROM \"openstack_neutron_floatingips\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval) fill(0)",
+              "query": "SELECT last(\"value\") FROM \"openstack_neutron_floatingips\" WHERE \"environment_label\" =~ /^$environment$/ AND $timeFilter GROUP BY time($interval)",
               "rawQuery": false,
               "refId": "A",
               "resultFormat": "time_series",
@@ -3804,5 +3774,5 @@
   },
   "timezone": "browser",
   "title": "Neutron",
-  "version": 1
-}
\ No newline at end of file
+  "version": 2
+}
diff --git a/neutron/files/newton/neutron-generic.conf.Debian b/neutron/files/newton/neutron-generic.conf.Debian
index 545d04a..2f4b89e 100644
--- a/neutron/files/newton/neutron-generic.conf.Debian
+++ b/neutron/files/newton/neutron-generic.conf.Debian
@@ -531,7 +531,7 @@
                          {%- endfor -%}
                              /{{ neutron.message_queue.virtual_host }}
 {%- else %}
-transport_url = rabbit://{{ neutron.message_queue.user }}:{{ neutron.message_queue.password }}@{{ neutron.message_queue.host }}:{{ neutron.message_queue.port }}{{ neutron.message_queue.virtual_host }}
+transport_url = rabbit://{{ neutron.message_queue.user }}:{{ neutron.message_queue.password }}@{{ neutron.message_queue.host }}:{{ neutron.message_queue.port }}/{{ neutron.message_queue.virtual_host }}
 {%- endif %}
 
 # The messaging driver to use, defaults to rabbit. Other drivers include amqp
diff --git a/neutron/files/newton/neutron-server.conf.Debian b/neutron/files/newton/neutron-server.conf.Debian
index 6a52ccb..13d30c1 100644
--- a/neutron/files/newton/neutron-server.conf.Debian
+++ b/neutron/files/newton/neutron-server.conf.Debian
@@ -563,7 +563,7 @@
                          {%- endfor -%}
                              /{{ server.message_queue.virtual_host }}
 {%- else %}
-transport_url = rabbit://{{ server.message_queue.user }}:{{ server.message_queue.password }}@{{ server.message_queue.host }}:{{ server.message_queue.port }}{{ server.message_queue.virtual_host }}
+transport_url = rabbit://{{ server.message_queue.user }}:{{ server.message_queue.password }}@{{ server.message_queue.host }}:{{ server.message_queue.port }}/{{ server.message_queue.virtual_host }}
 {%- endif %}
 
 # The default exchange under which topics are scoped. May be overridden by an
diff --git a/neutron/files/ocata/neutron-generic.conf.Debian b/neutron/files/ocata/neutron-generic.conf.Debian
index 2687898..6275974 100644
--- a/neutron/files/ocata/neutron-generic.conf.Debian
+++ b/neutron/files/ocata/neutron-generic.conf.Debian
@@ -596,7 +596,7 @@
                          {%- endfor -%}
                              /{{ neutron.message_queue.virtual_host }}
 {%- else %}
-transport_url = rabbit://{{ neutron.message_queue.user }}:{{ neutron.message_queue.password }}@{{ neutron.message_queue.host }}:{{ neutron.message_queue.port }}{{ neutron.message_queue.virtual_host }}
+transport_url = rabbit://{{ neutron.message_queue.user }}:{{ neutron.message_queue.password }}@{{ neutron.message_queue.host }}:{{ neutron.message_queue.port }}/{{ neutron.message_queue.virtual_host }}
 {%- endif %}
 
 # DEPRECATED: The messaging driver to use, defaults to rabbit. Other drivers
diff --git a/neutron/files/ocata/neutron-server.conf.Debian b/neutron/files/ocata/neutron-server.conf.Debian
index 2d57411..70bfc9e 100644
--- a/neutron/files/ocata/neutron-server.conf.Debian
+++ b/neutron/files/ocata/neutron-server.conf.Debian
@@ -618,7 +618,7 @@
                          {%- endfor -%}
                              /{{ server.message_queue.virtual_host }}
 {%- else %}
-transport_url = rabbit://{{ server.message_queue.user }}:{{ server.message_queue.password }}@{{ server.message_queue.host }}:{{ server.message_queue.port }}{{ server.message_queue.virtual_host }}
+transport_url = rabbit://{{ server.message_queue.user }}:{{ server.message_queue.password }}@{{ server.message_queue.host }}:{{ server.message_queue.port }}/{{ server.message_queue.virtual_host }}
 {%- endif %}
 
 # DEPRECATED: The messaging driver to use, defaults to rabbit. Other drivers