diff --git a/dash-pipeline/SAI/Makefile b/dash-pipeline/SAI/Makefile
index 61908c17f..60d913db4 100644
--- a/dash-pipeline/SAI/Makefile
+++ b/dash-pipeline/SAI/Makefile
@@ -3,7 +3,7 @@ all: copysrc
 	./sai_api_gen.py \
 		/bmv2/dash_pipeline.bmv2/dash_pipeline_p4rt.json \
 		--ir /bmv2/dash_pipeline.bmv2/dash_pipeline_ir.json \
-		--ignore-tables=appliance,eni_meter,slb_decap \
+		--ignore-tables=underlay_mac,eni_meter,slb_decap \
 		--sai-spec-dir=/SAI/specs \
 		dash
 
diff --git a/dash-pipeline/SAI/specs/dash_appliance.yaml b/dash-pipeline/SAI/specs/dash_appliance.yaml
new file mode 100644
index 000000000..4523dae51
--- /dev/null
+++ b/dash-pipeline/SAI/specs/dash_appliance.yaml
@@ -0,0 +1,35 @@
+!!python/object:utils.sai_spec.sai_api_group.SaiApiGroup
+name: dash_appliance
+description: DASH appliance
+api_type: overlay
+sai_apis:
+- !!python/object:utils.sai_spec.sai_api.SaiApi
+  name: dash_appliance
+  description: DASH appliance
+  is_object: true
+  enums: []
+  structs: []
+  attributes:
+  - !!python/object:utils.sai_spec.sai_attribute.SaiAttribute
+    name: SAI_DASH_APPLIANCE_ATTR_LOCAL_REGION_ID
+    description: Action parameter local region id
+    type: sai_uint8_t
+    attr_value_field: u8
+    default: '0'
+    isresourcetype: false
+    flags: CREATE_AND_SET
+    object_name: null
+    allow_null: false
+    valid_only: null
+    is_vlan: false
+    deprecated: false
+  stats: []
+  p4_meta: !!python/object:utils.sai_spec.sai_api_p4_meta.SaiApiP4Meta
+    tables:
+    - !!python/object:utils.sai_spec.sai_api_p4_meta.SaiApiP4MetaTable
+      id: 42701762
+      actions:
+        default: !!python/object:utils.sai_spec.sai_api_p4_meta.SaiApiP4MetaAction
+          name: default
+          id: 21793905
+          attr_param_id: {}
diff --git a/dash-pipeline/SAI/specs/dash_flow.yaml b/dash-pipeline/SAI/specs/dash_flow.yaml
index dacb55bca..229d11019 100644
--- a/dash-pipeline/SAI/specs/dash_flow.yaml
+++ b/dash-pipeline/SAI/specs/dash_flow.yaml
@@ -28,7 +28,7 @@ sai_apis:
     description: Action parameter DASH flow enabled key
     type: sai_dash_flow_enabled_key_t
     attr_value_field: s32
-    default: SAI_DASH_FLOW_ENABLED_KEY_ENI_ADDR
+    default: SAI_DASH_FLOW_ENABLED_KEY_ENI_MAC
     isresourcetype: false
     flags: CREATE_AND_SET
     object_name: null
diff --git a/dash-pipeline/SAI/specs/sai_spec.yaml b/dash-pipeline/SAI/specs/sai_spec.yaml
index 33800030b..3419f1395 100644
--- a/dash-pipeline/SAI/specs/sai_spec.yaml
+++ b/dash-pipeline/SAI/specs/sai_spec.yaml
@@ -14,6 +14,7 @@ api_types:
 - SAI_API_DASH_VIP
 - SAI_API_DASH_TUNNEL
 - SAI_API_DASH_FLOW
+- SAI_API_DASH_APPLIANCE
 object_types:
 - SAI_OBJECT_TYPE_DASH_ACL_GROUP
 - SAI_OBJECT_TYPE_DASH_ACL_RULE
@@ -39,6 +40,7 @@ object_types:
 - SAI_OBJECT_TYPE_FLOW_ENTRY_BULK_GET_SESSION_FILTER
 - SAI_OBJECT_TYPE_FLOW_ENTRY_BULK_GET_SESSION
 - SAI_OBJECT_TYPE_METER_BUCKET_ENTRY
+- SAI_OBJECT_TYPE_DASH_APPLIANCE
 object_entries:
 - !!python/object:utils.sai_spec.sai_struct_entry.SaiStructEntry
   name: direction_lookup_entry
@@ -198,7 +200,7 @@ enums:
   description: ''
   members:
   - !!python/object:utils.sai_spec.sai_enum_member.SaiEnumMember
-    name: ENI_ADDR
+    name: ENI_MAC
     description: ''
     value: '1'
   - !!python/object:utils.sai_spec.sai_enum_member.SaiEnumMember
@@ -238,7 +240,7 @@ enums:
     description: ''
     value: '1'
   - !!python/object:utils.sai_spec.sai_enum_member.SaiEnumMember
-    name: ENI_ADDR
+    name: ENI_MAC
     description: ''
     value: '2'
   - !!python/object:utils.sai_spec.sai_enum_member.SaiEnumMember
@@ -513,3 +515,4 @@ api_groups:
 - !inc '/SAI/specs/dash_vip.yaml'
 - !inc '/SAI/specs/dash_tunnel.yaml'
 - !inc '/SAI/specs/dash_flow.yaml'
+- !inc '/SAI/specs/dash_appliance.yaml'
diff --git a/documentation/dataplane/dash-flow-api.md b/documentation/dataplane/dash-flow-api.md
index d699b3091..5710bce10 100644
--- a/documentation/dataplane/dash-flow-api.md
+++ b/documentation/dataplane/dash-flow-api.md
@@ -97,7 +97,7 @@ typedef enum _sai_dash_flow_enabled_key_t
 {
     SAI_DASH_FLOW_ENABLED_KEY_NONE = 0,
 
-    SAI_DASH_FLOW_ENABLED_KEY_ENI_ADDR = 1 << 1,
+    SAI_DASH_FLOW_ENABLED_KEY_ENI_MAC = 1 << 1,
   
     SAI_DASH_FLOW_ENABLED_KEY_VNI = 1 << 2,
 
@@ -517,7 +517,7 @@ uint32_t attr_count = 3;
 sai_attribute_t attr_list[3];
 attr_list[0].id = SAI_FLOW_TABLE_ATTR_DASH_FLOW_ENABLED_KEY;
 attr_list[0].value = SAI_DASH_FLOW_ENABLED_KEY_PROTOCOL |
-                         SAI_DASH_FLOW_ENABLED_KEY_ENI_ADDR |
+                         SAI_DASH_FLOW_ENABLED_KEY_ENI_MAC |
                          SAI_DASH_FLOW_ENABLED_KEY_VNI |
                          SAI_DASH_FLOW_ENABLED_KEY_SRC_IP | 
                          SAI_DASH_FLOW_ENABLED_KEY_DST_IP |