diff --git a/.zuul.yaml b/.zuul.yaml
index 9424684..1ba0f68 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -14,10 +14,70 @@
     vars:
       tempest_concurrency: 4
       tox_envlist: all
+      network_api_extensions_common: &api_extensions_master
+        - address-scope
+        - agent
+        - allowed-address-pairs
+        - auto-allocated-topology
+        - availability_zone
+        - binding
+        - default-subnetpools
+        - dhcp_agent_scheduler
+        - dns-domain-ports
+        - dns-integration
+        - empty-string-filtering
+        - ext-gw-mode
+        - external-net
+        - extra_dhcp_opt
+        - extraroute
+        - filter-validation
+        - fip-port-details
+        - flavors
+        - floatingip-pools
+        - ip-substring-filtering
+        - l3-flavors
+        - l3-ha
+        - l3_agent_scheduler
+        - logging
+        - metering
+        - multi-provider
+        - net-mtu
+        - net-mtu-writable
+        - network-ip-availability
+        - network_availability_zone
+        - pagination
+        - port-mac-address-regenerate
+        - port-security
+        - port-security-groups-filtering
+        - project-id
+        - provider
+        - qos
+        - qos-bw-minimum-ingress
+        - qos-fip
+        - quotas
+        - quota_details
+        - rbac-policies
+        - router
+        - router_availability_zone
+        - security-group
+        - segment
+        - service-type
+        - sorting
+        - standard-attr-description
+        - standard-attr-revisions
+        - standard-attr-segment
+        - standard-attr-tag
+        - standard-attr-timestamp
+        - subnet_allocation
+        - trunk
+        - trunk-details
+        - uplink-status-propagation
+      network_api_extensions_tempest:
+        - dvr
       devstack_localrc:
         USE_PYTHON3: true
         TEMPEST_PLUGINS: /opt/stack/neutron-tempest-plugin
-        NETWORK_API_EXTENSIONS: address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,dvr,empty-string-filtering,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,filter-validation,fip-port-details,flavors,floatingip-pools,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-mac-address-regenerate,port-security,port-security-groups-filtering,project-id,provider,qos,qos-bw-minimum-ingress,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-segment,standard-attr-tag,standard-attr-timestamp,subnet_allocation,trunk,trunk-details,uplink-status-propagation
+        NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_tempest) | join(',') }}"
       devstack_plugins:
         neutron: git://git.openstack.org/openstack/neutron.git
         neutron-tempest-plugin: git://git.openstack.org/openstack/neutron-tempest-plugin.git
@@ -102,12 +162,63 @@
     override-checkout: stable/queens
     vars:
       branch_override: stable/queens
+      # TODO(slaweq): find a way to put this list of extensions in
+      # neutron repository and keep it different per branch,
+      # then it could be removed from here
+      network_api_extensions_common: &api_extensions_queens
+        - address-scope
+        - agent
+        - allowed-address-pairs
+        - auto-allocated-topology
+        - availability_zone
+        - binding
+        - default-subnetpools
+        - dhcp_agent_scheduler
+        - dns-domain-ports
+        - dns-integration
+        - ext-gw-mode
+        - external-net
+        - extra_dhcp_opt
+        - extraroute
+        - flavors
+        - ip-substring-filtering
+        - l3-flavors
+        - l3-ha
+        - l3_agent_scheduler
+        - logging
+        - metering
+        - multi-provider
+        - net-mtu
+        - net-mtu-writable
+        - network-ip-availability
+        - network_availability_zone
+        - pagination
+        - port-security
+        - project-id
+        - provider
+        - qos
+        - qos-fip
+        - quotas
+        - quota_details
+        - rbac-policies
+        - router
+        - router_availability_zone
+        - security-group
+        - segment
+        - service-type
+        - sorting
+        - standard-attr-description
+        - standard-attr-revisions
+        - standard-attr-timestamp
+        - standard-attr-tag
+        - subnet_allocation
+        - trunk
+        - trunk-details
+      network_api_extensions_tempest:
+        - dvr
       devstack_localrc:
         USE_PYTHON3: false
-        # TODO(slaweq): find a way to put this list of extensions in
-        # neutron repository and keep it different per branch,
-        # then it could be removed from here
-        NETWORK_API_EXTENSIONS: address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,dvr,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,flavors,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-security,project-id,provider,qos,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-timestamp,standard-attr-tag,subnet_allocation,trunk,trunk-details
+        NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_tempest) | join(',') }}"
 
 - job:
     name: neutron-tempest-plugin-api-rocky
@@ -115,12 +226,68 @@
     override-checkout: stable/rocky
     vars:
       branch_override: stable/rocky
+      # TODO(slaweq): find a way to put this list of extensions in
+      # neutron repository and keep it different per branch,
+      # then it could be removed from here
+      network_api_extensions_common: &api_extensions_rocky
+        - address-scope
+        - agent
+        - allowed-address-pairs
+        - auto-allocated-topology
+        - availability_zone
+        - binding
+        - default-subnetpools
+        - dhcp_agent_scheduler
+        - dns-domain-ports
+        - dns-integration
+        - empty-string-filtering
+        - ext-gw-mode
+        - external-net
+        - extra_dhcp_opt
+        - extraroute
+        - fip-port-details
+        - flavors
+        - ip-substring-filtering
+        - l3-flavors
+        - l3-ha
+        - l3_agent_scheduler
+        - logging
+        - metering
+        - multi-provider
+        - net-mtu
+        - net-mtu-writable
+        - network-ip-availability
+        - network_availability_zone
+        - pagination
+        - port-mac-address-regenerate
+        - port-security
+        - port-security-groups-filtering
+        - project-id
+        - provider
+        - qos
+        - qos-fip
+        - quotas
+        - quota_details
+        - rbac-policies
+        - router
+        - router_availability_zone
+        - security-group
+        - segment
+        - service-type
+        - sorting
+        - standard-attr-description
+        - standard-attr-revisions
+        - standard-attr-segment
+        - standard-attr-timestamp
+        - standard-attr-tag
+        - subnet_allocation
+        - trunk
+        - trunk-details
+      network_api_extensions_tempest:
+        - dvr
       devstack_localrc:
         USE_PYTHON3: false
-        # TODO(slaweq): find a way to put this list of extensions in
-        # neutron repository and keep it different per branch,
-        # then it could be removed from here
-        NETWORK_API_EXTENSIONS: address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,dvr,empty-string-filtering,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,fip-port-details,flavors,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-mac-address-regenerate,port-security,port-security-groups-filtering,project-id,provider,qos,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-segment,standard-attr-timestamp,standard-attr-tag,subnet_allocation,trunk,trunk-details
+        NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_tempest) | join(',') }}"
 
 - job:
     name: neutron-tempest-plugin-scenario
@@ -147,9 +314,10 @@
     parent: neutron-tempest-plugin-scenario
     timeout: 10000
     vars:
+      network_api_extensions: *api_extensions_master
       devstack_localrc:
         Q_AGENT: linuxbridge
-        NETWORK_API_EXTENSIONS: address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,empty-string-filtering,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,filter-validation,fip-port-details,flavors,floatingip-pools,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-mac-address-regenerate,port-security,port-security-groups-filtering,project-id,provider,qos,qos-bw-minimum-ingress,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-segment,standard-attr-tag,standard-attr-timestamp,subnet_allocation,trunk,trunk-details,uplink-status-propagation
+        NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
         post-config:
           $NEUTRON_CONF:
@@ -175,9 +343,10 @@
     override-checkout: stable/queens
     vars:
       branch_override: stable/queens
+      network_api_extensions: *api_extensions_queens
       devstack_localrc:
         USE_PYTHON3: false
-        NETWORK_API_EXTENSIONS: address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,flavors,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-security,project-id,provider,qos,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-timestamp,standard-attr-tag,subnet_allocation,trunk,trunk-details
+        NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
         test-config:
           # NOTE: ignores linux bridge's trunk delete on bound port test
@@ -193,9 +362,10 @@
     override-checkout: stable/rocky
     vars:
       branch_override: stable/rocky
+      network_api_extensions: *api_extensions_rocky
       devstack_localrc:
         USE_PYTHON3: false
-        NETWORK_API_EXTENSIONS: address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,empty-string-filtering,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,fip-port-details,flavors,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-mac-address-regenerate,port-security,port-security-groups-filtering,project-id,provider,qos,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-segment,standard-attr-timestamp,standard-attr-tag,subnet_allocation,trunk,trunk-details
+        NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
         test-config:
           # NOTE: ignores linux bridge's trunk delete on bound port test
@@ -223,10 +393,13 @@
       tempest_concurrency: 4
       tox_envlist: all
       tempest_test_regex: ^neutron_tempest_plugin\.scenario
+      network_api_extensions_common: *api_extensions_master
+      network_api_extensions_dvr:
+        - dvr
       devstack_localrc:
         USE_PYTHON3: true
         TEMPEST_PLUGINS: /opt/stack/neutron-tempest-plugin
-        NETWORK_API_EXTENSIONS: "address-scope,agent,allowed-address-pairs,auto-allocated-topology,availability_zone,binding,default-subnetpools,dhcp_agent_scheduler,dns-domain-ports,dns-integration,dvr,empty-string-filtering,ext-gw-mode,external-net,extra_dhcp_opt,extraroute,filter-validation,fip-port-details,flavors,floatingip-pools,ip-substring-filtering,l3-flavors,l3-ha,l3_agent_scheduler,logging,metering,multi-provider,net-mtu,net-mtu-writable,network-ip-availability,network_availability_zone,pagination,port-mac-address-regenerate,port-security,port-security-groups-filtering,project-id,provider,qos,qos-bw-minimum-ingress,qos-fip,quotas,quota_details,rbac-policies,router,router_availability_zone,security-group,segment,service-type,sorting,standard-attr-description,standard-attr-revisions,standard-attr-segment,standard-attr-tag,standard-attr-timestamp,subnet_allocation,trunk,trunk-details,uplink-status-propagation"
+        NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_dvr) | join(',') }}"
         PHYSICAL_NETWORK: default
         DOWNLOAD_DEFAULT_IMAGES: false
         IMAGE_URLS: "http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-i386-disk.img,http://cloud-images.ubuntu.com/releases/16.04/release-20180622/ubuntu-16.04-server-cloudimg-amd64-disk1.img"