diff --git a/environments/external-loadbalancer-vip-v6-all.yaml b/environments/external-loadbalancer-vip-v6-all.yaml
new file mode 100644
index 0000000000..057e53a23a
--- /dev/null
+++ b/environments/external-loadbalancer-vip-v6-all.yaml
@@ -0,0 +1,40 @@
+# This file allows IPv6 deployment on tenant networks as well.
+# This should only be used for new deployments and not for upgrade
+# or update.
+resource_registry:
+  OS::TripleO::Network::Ports::ExternalVipPort: ../network/ports/external_v6.yaml
+  OS::TripleO::Network::Ports::InternalApiVipPort: ../network/ports/internal_api_v6.yaml
+  OS::TripleO::Network::Ports::StorageVipPort: ../network/ports/storage_v6.yaml
+  OS::TripleO::Network::Ports::StorageMgmtVipPort: ../network/ports/storage_mgmt_v6.yaml
+  OS::TripleO::Network::Ports::RedisVipPort: ../network/ports/vip_v6.yaml
+  OS::TripleO::Controller::Ports::ExternalPort: ../network/ports/external_from_pool_v6.yaml
+  OS::TripleO::Controller::Ports::InternalApiPort: ../network/ports/internal_api_from_pool_v6.yaml
+  OS::TripleO::Controller::Ports::StoragePort: ../network/ports/storage_from_pool_v6.yaml
+  OS::TripleO::Controller::Ports::StorageMgmtPort: ../network/ports/storage_mgmt_from_pool_v6.yaml
+  OS::TripleO::Controller::Ports::TenantPort: ../network/ports/tenant_from_pool_v6.yaml
+  # Management network is optional and disabled by default
+  #OS::TripleO::Controller::Ports::ManagementPort: ../network/ports/management_from_pool_v6.yaml
+
+parameter_defaults:
+  # When using an external loadbalancer set the following in parameter_defaults
+  # to control your VIPs (currently one per network)
+  # NOTE: we will eventually move to one VIP per service
+  #
+  ControlFixedIPs: [{'ip_address':'192.168.24.251'}]
+  PublicVirtualFixedIPs: [{'ip_address':'2001:db8:fd00:1000:0000:0000:0000:0005'}]
+  InternalApiVirtualFixedIPs: [{'ip_address':'fd00:fd00:fd00:2000:0000:0000:0000:0005'}]
+  StorageVirtualFixedIPs: [{'ip_address':'fd00:fd00:fd00:3000:0000:0000:0000:0005'}]
+  StorageMgmtVirtualFixedIPs: [{'ip_address':'fd00:fd00:fd00:4000:0000:0000:0000:0005'}]
+  RedisVirtualFixedIPs: [{'ip_address':'fd00:fd00:fd00:2000:0000:0000:0000:0006'}]
+  ControllerIPs:
+    external:
+      - 2001:db8:fd00:1000:0000:0000:0000:0007
+    internal_api:
+      - fd00:fd00:fd00:2000:0000:0000:0000:0007
+    storage:
+      - fd00:fd00:fd00:3000:0000:0000:0000:0007
+    storage_mgmt:
+      - fd00:fd00:fd00:4000:0000:0000:0000:0007
+    tenant:
+      - fd00:fd00:fd00:5000:0000:0000:0000:0007
+  EnableLoadBalancer: false
diff --git a/environments/network-environment-v6-all.j2.yaml b/environments/network-environment-v6-all.j2.yaml
new file mode 100644
index 0000000000..3b9cd30ad1
--- /dev/null
+++ b/environments/network-environment-v6-all.j2.yaml
@@ -0,0 +1,64 @@
+# This file allows IPv6 deployment on tenant networks as well.
+# This should only be used for new deployments and not for upgrade
+# or update.
+resource_registry:
+  # Network Interface templates to use (these files must exist). You can
+  # override these by including one of the net-*.yaml environment files,
+  # such as net-bond-with-vlans-v6.yaml, or modifying the list here.
+{%- for role in roles %}
+  # Port assignments for the {{role.name}}
+  OS::TripleO::{{role.name}}::Net::SoftwareConfig:
+    ../network/config/single-nic-vlans/{{role.deprecated_nic_config_name|default(role.name.lower() ~ ".yaml")}}
+{%- endfor %}
+
+parameter_defaults:
+  # This section is where deployment-specific configuration is done
+  #
+  # NOTE: (Since Rocky)
+  # ControlPlaneSubnetCidr: It is no longer a requirement to provide this
+  #                         parameter. The attribute is resolved from the
+  #                         ctlplane subnet(s).
+  # ControlPlaneDefaultRoute: It is no longer a requirement to provide this
+  #                           parameter. The attribute is resolved from the
+  #                           ctlplane subnet(s).
+  # EC2MetadataIp: It is no longer a requirement to provide this parameter. The
+  #                attribute is resolved from the ctlplane subnet(s).
+  #
+  #
+{% for network in networks if network.enabled|default(true) %}
+  # Customize the IP subnets to match the local environment
+  {{network.name}}NetCidr: '{{network.ipv6_subnet}}'
+  # Customize the IP range to use for static IPs and VIPs
+{%-     if network.name == 'External' %}
+  # Leave room if the external network is also used for floating IPs
+{%-     endif %}
+  {{network.name}}AllocationPools: {{network.ipv6_allocation_pools}}
+{%-     if network.gateway_ipv6|default(false) %}
+  # Gateway router for routable networks
+  {{network.name}}InterfaceDefaultRoute: '{{network.gateway_ipv6}}'
+{%-     endif %}
+{%-     if network.vlan is defined %}
+  # Customize the VLAN ID to match the local environment
+  {{network.name}}NetworkVlanID: {{network.vlan}}
+{%-     endif %}
+{%-     if network.routes_ipv6 %}
+  # Routes to add to host_routes property of the subnets in neutron.
+  {{network.name}}Routes: {{network.routes_ipv6|default([])}}
+{%-     endif %}
+{% endfor %}
+{#- FIXME: These global parameters should be defined in a YAML file, e.g. network_data.yaml. #}
+  # Define the DNS servers (maximum 2) for the overcloud nodes
+  # When the list is not set (empty) the nameservers on the ctlplane subnet(s) will be used.
+  # (ctlplane subnet(s) nameservers are confgured by the ``undercloud_nameservers`` option in ``undercloud.conf``)
+  DnsServers: []
+  # List of Neutron network types for tenant networks (will be used in order)
+  NeutronNetworkType: 'vxlan,vlan'
+  # The tunnel type for the tenant network (vxlan or gre). Set to '' to disable tunneling.
+  NeutronTunnelTypes: 'vxlan'
+  # Neutron VLAN ranges per network, for example 'datacentre:1:499,tenant:500:1000':
+  NeutronNetworkVLANRanges: 'datacentre:1:1000'
+  # Customize bonding options, e.g. "mode=4 lacp_rate=1 updelay=1000 miimon=100"
+  # for Linux bonds w/LACP, or "bond_mode=active-backup" for OVS active/backup.
+  BondInterfaceOvsOptions: "bond_mode=active-backup"
+  # Specify Tunnel endpoints to be IPv6
+  NeutronOverlayIPVersion: 6
\ No newline at end of file
diff --git a/environments/network-isolation-v6-all.j2.yaml b/environments/network-isolation-v6-all.j2.yaml
new file mode 100644
index 0000000000..05994dfb6d
--- /dev/null
+++ b/environments/network-isolation-v6-all.j2.yaml
@@ -0,0 +1,67 @@
+# This file allows IPv6 deployment on tenant networks as well.
+# This should only be used for new deployments and not for upgrade
+# or update.
+{%- set primary_role = [roles[0]] -%}
+{%- for role in roles -%}
+  {%- if 'primary' in role.tags and 'controller' in role.tags -%}
+    {%- set _ = primary_role.pop() -%}
+    {%- set _ = primary_role.append(role) -%}
+  {%- endif -%}
+{%- endfor -%}
+{%- set primary_role_name = primary_role[0].name -%}
+# NOTE: This template is now deprecated, and is only included for compatibility
+# when upgrading a deployment where this template was originally used. For new
+# deployments, set "ipv6: true" on desired networks in network_data.yaml, and
+# include network-isolation.yaml.
+#
+# Enable the creation of Neutron networks for isolated Overcloud
+# traffic and configure each role to assign ports (related
+# to that role) on these networks.
+# primary role is: {{primary_role_name}}
+resource_registry:
+  # networks as defined in network_data.yaml
+  {%- for network in networks if network.enabled|default(true) %}
+  OS::TripleO::Network::{{network.name}}: ../network/{{network.name_lower|default(network.name.lower())}}_v6.yaml
+  {%- endfor %}
+
+  # Port assignments for the VIPs
+  {%- for network in networks if network.vip and network.enabled|default(true) %}
+  OS::TripleO::Network::Ports::{{network.name}}VipPort: ../network/ports/{{network.name_lower|default(network.name.lower())}}_v6.yaml
+  {%- endfor %}
+
+  OS::TripleO::Network::Ports::RedisVipPort: ../network/ports/vip_v6.yaml
+
+  # Port assignments by role, edit role definition to assign networks to roles.
+{%- for role in roles %}
+  # Port assignments for the {{role.name}}
+  {%- for network in networks %}
+    {%- if network.name in role.networks|default([]) and network.enabled|default(true) %}
+  OS::TripleO::{{role.name}}::Ports::{{network.name}}Port: ../network/ports/{{network.name_lower|default(network.name.lower())}}_v6.yaml
+    {%- endif %}
+  {%- endfor %}
+{% endfor %}
+
+
+parameter_defaults:
+  # Enable IPv6 for Ceph.
+  CephIPv6: True
+  # Enable IPv6 for Corosync. This is required when Corosync is using an IPv6 IP in the cluster.
+  CorosyncIPv6: True
+  # Enable IPv6 for MongoDB. This is required when MongoDB is using an IPv6 IP.
+  MongoDbIPv6: True
+  # Enable various IPv6 features in Nova.
+  NovaIPv6: True
+  # Enable IPv6 environment for RabbitMQ.
+  RabbitIPv6: True
+  # Enable IPv6 environment for Memcached.
+  MemcachedIPv6: True
+  # Enable IPv6 environment for MySQL.
+  MysqlIPv6: True
+  # Enable IPv6 environment for Manila
+  ManilaIPv6: True
+  # Enable IPv6 environment for Redis.
+  RedisIPv6: True
+  # Enable IPv6 environment for OpenDaylight
+  OpenDaylightEnableIPv6Deployment: True
+  # Specify Tunnel endpoints to be IPv6
+  NeutronOverlayIPVersion: 6
\ No newline at end of file
diff --git a/network_data.yaml b/network_data.yaml
index e2a5f32349..bdc39a69b3 100644
--- a/network_data.yaml
+++ b/network_data.yaml
@@ -81,7 +81,6 @@
   vlan: 50
   ip_subnet: '172.16.0.0/24'
   allocation_pools: [{'start': '172.16.0.4', 'end': '172.16.0.250'}]
-  # Note that tenant tunneling is only compatible with IPv4 addressing at this time.
   ipv6_subnet: 'fd00:fd00:fd00:5000::/64'
   ipv6_allocation_pools: [{'start': 'fd00:fd00:fd00:5000::10', 'end': 'fd00:fd00:fd00:5000:ffff:ffff:ffff:fffe'}]
 - name: External
diff --git a/network_data_ganesha.yaml b/network_data_ganesha.yaml
index df30f52355..c18d343f10 100644
--- a/network_data_ganesha.yaml
+++ b/network_data_ganesha.yaml
@@ -78,7 +78,6 @@
   vlan: 50
   ip_subnet: '172.16.0.0/24'
   allocation_pools: [{'start': '172.16.0.4', 'end': '172.16.0.250'}]
-  # Note that tenant tunneling is only compatible with IPv4 addressing at this time.
   ipv6_subnet: 'fd00:fd00:fd00:5000::/64'
   ipv6_allocation_pools: [{'start': 'fd00:fd00:fd00:5000::10', 'end': 'fd00:fd00:fd00:5000:ffff:ffff:ffff:fffe'}]
 - name: External
diff --git a/releasenotes/notes/support_IPv6_for_tenant_networks-30938bfdde547969.yaml b/releasenotes/notes/support_IPv6_for_tenant_networks-30938bfdde547969.yaml
new file mode 100644
index 0000000000..af27078966
--- /dev/null
+++ b/releasenotes/notes/support_IPv6_for_tenant_networks-30938bfdde547969.yaml
@@ -0,0 +1,8 @@
+---
+features:
+  - |
+    OVS and neutron now supports endpoint creation on IPv6 networks. New
+    network-*-v6-all.j2.yaml environment files are added to allow tenant
+    network to be created on IPv6 addresses. Note that these files are only
+    to be used for new deployments and not during update or upgrade.
+    network_data*.yaml files are also edited to reflect the same.