diff --git a/docs/data-sources/transport_management_vpn_profile_parcel.md b/docs/data-sources/transport_management_vpn_profile_parcel.md
index ad1076c9..c324cc99 100644
--- a/docs/data-sources/transport_management_vpn_profile_parcel.md
+++ b/docs/data-sources/transport_management_vpn_profile_parcel.md
@@ -83,6 +83,7 @@ Read-Only:
 - `null0` (Boolean) IPv6 Route Gateway Next Hop
 - `prefix` (String) Prefix
 - `prefix_variable` (String) Variable name
+- `route_type` (String) Must be set to configure either next_hop, null0 or nat.
 
 <a id="nestedatt--ipv6_static_routes--next_hops"></a>
 ### Nested Schema for `ipv6_static_routes.next_hops`
diff --git a/docs/resources/transport_management_vpn_profile_parcel.md b/docs/resources/transport_management_vpn_profile_parcel.md
index 5fd65793..57b3da2b 100644
--- a/docs/resources/transport_management_vpn_profile_parcel.md
+++ b/docs/resources/transport_management_vpn_profile_parcel.md
@@ -46,7 +46,8 @@ resource "sdwan_transport_management_vpn_profile_parcel" "example" {
   ]
   ipv6_static_routes = [
     {
-      prefix = "2002::/16"
+      prefix     = "2002::/16"
+      route_type = "next_hop"
       next_hops = [
         {
           address                 = "2001:0:0:1::1"
@@ -133,6 +134,8 @@ Optional:
 - `null0` (Boolean) IPv6 Route Gateway Next Hop
 - `prefix` (String) Prefix
 - `prefix_variable` (String) Variable name
+- `route_type` (String) Must be set to configure either next_hop, null0 or nat.
+  - Choices: `next_hop`, `null0`, `nat`
 
 <a id="nestedatt--ipv6_static_routes--next_hops"></a>
 ### Nested Schema for `ipv6_static_routes.next_hops`
@@ -143,6 +146,7 @@ Optional:
 - `address_variable` (String) Variable name
 - `administrative_distance` (Number) Administrative distance
   - Range: `1`-`254`
+  - Default value: `1`
 - `administrative_distance_variable` (String) Variable name
 
 
diff --git a/examples/resources/sdwan_transport_management_vpn_profile_parcel/resource.tf b/examples/resources/sdwan_transport_management_vpn_profile_parcel/resource.tf
index 2c8b737a..da342a5d 100644
--- a/examples/resources/sdwan_transport_management_vpn_profile_parcel/resource.tf
+++ b/examples/resources/sdwan_transport_management_vpn_profile_parcel/resource.tf
@@ -29,7 +29,8 @@ resource "sdwan_transport_management_vpn_profile_parcel" "example" {
   ]
   ipv6_static_routes = [
     {
-      prefix = "2002::/16"
+      prefix     = "2002::/16"
+      route_type = "next_hop"
       next_hops = [
         {
           address                 = "2001:0:0:1::1"
diff --git a/gen/definitions/profile_parcels/transport_management_vpn.yaml b/gen/definitions/profile_parcels/transport_management_vpn.yaml
index 1cc5c0f9..453529c8 100644
--- a/gen/definitions/profile_parcels/transport_management_vpn.yaml
+++ b/gen/definitions/profile_parcels/transport_management_vpn.yaml
@@ -65,11 +65,15 @@ attributes:
       - model_name: distance
         tf_name: administrative_distance
         example: 1
+        default_value: 1
+        default_value_present: true
     - model_name: distance
       tf_name: administrative_distance
       conditional_attribute:
         name: gateway
         value: null0
+      default_value: 1
+      default_value_present: true
       example: 1
   - model_name: ipv6Route
     tf_name: ipv6_static_routes
@@ -77,10 +81,19 @@ attributes:
       - model_name: prefix
         id: true
         example: 2002::/16
+      - tf_name: route_type
+        type: String
+        tf_only: true
+        description: Must be set to configure either next_hop, null0 or nat.
+        enum_values: [next_hop, null0, nat]
+        example: next_hop
       - model_name: nextHop
         tf_name: next_hops
         data_path: [oneOfIpRoute, nextHopContainer]
         mandatory: true
+        conditional_attribute:
+          name: route_type
+          value: next_hop
         attributes:
           - model_name: address
             id: true
@@ -88,13 +101,21 @@ attributes:
           - model_name: distance
             tf_name: administrative_distance
             example: 1
+            default_value: 1
+            default_value_present: true
       - model_name: null0
         data_path: [oneOfIpRoute]
         exclude_test: true
+        conditional_attribute:
+          name: route_type
+          value: null0
         example: true
       - model_name: nat
         data_path: [oneOfIpRoute]
         exclude_test: true
+        conditional_attribute:
+          name: route_type
+          value: nat
         example: NAT64
 
 test_prerequisites: |
diff --git a/gen/templates/profile_parcels/model.go b/gen/templates/profile_parcels/model.go
index e3f7682c..45d41fb3 100644
--- a/gen/templates/profile_parcels/model.go
+++ b/gen/templates/profile_parcels/model.go
@@ -165,7 +165,7 @@ func (data {{camelCase .Name}}) toBody(ctx context.Context) string {
 	body, _ = sjson.Set(body, path+"{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType", "default")
 	body, _ = sjson.Set(body, path+"{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.value", {{if eq .Type "String"}}"{{end}}{{.Value}}{{if eq .Type "String"}}"{{end}})
 	}
-	{{- else if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference)}}
+	{{- else if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .TfOnly) (not .Reference)}}
 	{{if .Variable}}
 	if !data.{{toGoName .TfName}}Variable.IsNull() {
 		if true{{if ne .ConditionalAttribute.Name ""}} {{if eq .ConditionalAttribute.Type "Bool"}} && data.{{toGoName .ConditionalAttribute.Name}}.ValueBool() == {{.ConditionalAttribute.Value}} {{else}} && data.{{toGoName .ConditionalAttribute.Name}}.ValueString() == "{{.ConditionalAttribute.Value}}" {{end}}{{end}} {
@@ -200,7 +200,7 @@ func (data {{camelCase .Name}}) toBody(ctx context.Context) string {
 			itemBody, _ = sjson.Set(itemBody, "{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType", "default")
 			itemBody, _ = sjson.Set(itemBody, "{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.value", {{if eq .Type "String"}}"{{end}}{{.Value}}{{if eq .Type "String"}}"{{end}})
 			}
-			{{- else if or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)}}
+			{{- else if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .TfOnly)}}
 			{{if .Variable}}
 			if !item.{{toGoName .TfName}}Variable.IsNull() {
 				if true{{if ne .ConditionalAttribute.Name ""}} {{if eq .ConditionalAttribute.Type "Bool"}} && item.{{toGoName .ConditionalAttribute.Name}}.ValueBool() == {{.ConditionalAttribute.Value}} {{else}} && item.{{toGoName .ConditionalAttribute.Name}}.ValueString() == "{{.ConditionalAttribute.Value}}" {{end}}{{end}} {
@@ -270,7 +270,7 @@ func (data {{camelCase .Name}}) toBody(ctx context.Context) string {
 							itemChildChildBody, _ = sjson.Set(itemChildChildBody, "{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType", "default")
 							itemChildChildBody, _ = sjson.Set(itemChildChildBody, "{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.value", {{if eq .Type "String"}}"{{end}}{{.Value}}{{if eq .Type "String"}}"{{end}})
 							}
-							{{- else if or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)}}
+							{{- else if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .TfOnly)}}
 							{{if .Variable}}
 							if !childChildItem.{{toGoName .TfName}}Variable.IsNull() {
 								if true{{if ne .ConditionalAttribute.Name ""}} {{if eq .ConditionalAttribute.Type "Bool"}} && childChildItem.{{toGoName .ConditionalAttribute.Name}}.ValueBool() == {{.ConditionalAttribute.Value}} {{else}} && childChildItem.{{toGoName .ConditionalAttribute.Name}}.ValueString() == "{{.ConditionalAttribute.Value}}" {{end}}{{end}} {
@@ -325,7 +325,7 @@ func (data *{{camelCase .Name}}) fromBody(ctx context.Context, res gjson.Result)
 	path := "payload.data."
 	{{- range .Attributes}}
 	{{- $cname := toGoName .TfName}}
-	{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+	{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 	data.{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 	{{ if .Variable}}data.{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 	if t := res.Get(path + "{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -343,7 +343,7 @@ func (data *{{camelCase .Name}}) fromBody(ctx context.Context, res gjson.Result)
 			item := {{$name}}{{toGoName .TfName}}{}
 			{{- range .Attributes}}
 			{{- $ccname := toGoName .TfName}}
-			{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+			{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 			item.{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 			{{ if .Variable}}item.{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 			if t := v.Get("{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -360,7 +360,7 @@ func (data *{{camelCase .Name}}) fromBody(ctx context.Context, res gjson.Result)
 				cValue.ForEach(func(ck, cv gjson.Result) bool {
 					cItem := {{$name}}{{$cname}}{{toGoName .TfName}}{}
 					{{- range .Attributes}}
-					{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+					{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 					cItem.{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 					{{ if .Variable}}cItem.{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 					if t := cv.Get("{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -377,7 +377,7 @@ func (data *{{camelCase .Name}}) fromBody(ctx context.Context, res gjson.Result)
 						ccValue.ForEach(func(cck, ccv gjson.Result) bool {
 							ccItem := {{$name}}{{$cname}}{{$ccname}}{{toGoName .TfName}}{}
 							{{- range .Attributes}}
-							{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+							{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 							ccItem.{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 							{{ if .Variable}}ccItem.{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 							if t := ccv.Get("{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -421,7 +421,7 @@ func (data *{{camelCase .Name}}) updateFromBody(ctx context.Context, res gjson.R
 	}
 	path := "payload.data."
 	{{- range .Attributes}}
-	{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+	{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 	data.{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 	{{ if .Variable}}data.{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 	if t := res.Get(path + "{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -462,7 +462,7 @@ func (data *{{camelCase .Name}}) updateFromBody(ctx context.Context, res gjson.R
 		)
 
 		{{- range .Attributes}}
-		{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+		{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 		data.{{$list}}[i].{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 		{{ if .Variable}}data.{{$list}}[i].{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 		if t := r.Get("{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -503,7 +503,7 @@ func (data *{{camelCase .Name}}) updateFromBody(ctx context.Context, res gjson.R
 			)
 
 			{{- range .Attributes}}
-			{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+			{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 			data.{{$list}}[i].{{$clist}}[ci].{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 			{{ if .Variable}}data.{{$list}}[i].{{$clist}}[ci].{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 			if t := cr.Get("{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
@@ -544,7 +544,7 @@ func (data *{{camelCase .Name}}) updateFromBody(ctx context.Context, res gjson.R
 				)
 
 				{{- range .Attributes}}
-				{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .WriteOnly) (not .Value)}}
+				{{- if and (or (eq .Type "String") (eq .Type "Int64") (eq .Type "Float64") (eq .Type "Bool") (isListSet .)) (not .Reference) (not .TfOnly) (not .WriteOnly) (not .Value)}}
 				data.{{$list}}[i].{{$clist}}[ci].{{$cclist}}[cci].{{toGoName .TfName}} = types.{{.Type}}Null({{if isListSet .}}types.{{.ElementType}}Type{{end}})
 				{{ if .Variable}}data.{{$list}}[i].{{$clist}}[ci].{{$cclist}}[cci].{{toGoName .TfName}}Variable = types.StringNull(){{end}}
 				if t := ccr.Get("{{range .DataPath}}{{.}}.{{end}}{{.ModelName}}.optionType"); t.Exists() {
diff --git a/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel.go b/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel.go
index a4b18350..bbb89018 100644
--- a/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel.go
+++ b/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel.go
@@ -217,6 +217,10 @@ func (d *TransportManagementVPNProfileParcelDataSource) Schema(ctx context.Conte
 							MarkdownDescription: helpers.NewAttributeDescription("Variable name").String,
 							Computed:            true,
 						},
+						"route_type": schema.StringAttribute{
+							MarkdownDescription: "Must be set to configure either next_hop, null0 or nat.",
+							Computed:            true,
+						},
 						"next_hops": schema.ListNestedAttribute{
 							MarkdownDescription: "IPv6 Route Gateway Next Hop",
 							Computed:            true,
diff --git a/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel_test.go b/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel_test.go
index b1444294..e1111545 100644
--- a/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel_test.go
+++ b/internal/provider/data_source_sdwan_transport_management_vpn_profile_parcel_test.go
@@ -46,6 +46,7 @@ func TestAccDataSourceSdwanTransportManagementVPNProfileParcel(t *testing.T) {
 	checks = append(checks, resource.TestCheckResourceAttr("data.sdwan_transport_management_vpn_profile_parcel.test", "ipv4_static_routes.0.next_hops.0.administrative_distance", "1"))
 	checks = append(checks, resource.TestCheckResourceAttr("data.sdwan_transport_management_vpn_profile_parcel.test", "ipv4_static_routes.0.administrative_distance", "1"))
 	checks = append(checks, resource.TestCheckResourceAttr("data.sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.prefix", "2002::/16"))
+	checks = append(checks, resource.TestCheckResourceAttr("data.sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.route_type", "next_hop"))
 	checks = append(checks, resource.TestCheckResourceAttr("data.sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.next_hops.0.address", "2001:0:0:1::1"))
 	checks = append(checks, resource.TestCheckResourceAttr("data.sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.next_hops.0.administrative_distance", "1"))
 	resource.Test(t, resource.TestCase{
@@ -100,6 +101,7 @@ func testAccDataSourceSdwanTransportManagementVPNProfileParcelConfig() string {
 	config += `	}]` + "\n"
 	config += `	ipv6_static_routes = [{` + "\n"
 	config += `	  prefix = "2002::/16"` + "\n"
+	config += `	  route_type = "next_hop"` + "\n"
 	config += `	  next_hops = [{` + "\n"
 	config += `		address = "2001:0:0:1::1"` + "\n"
 	config += `		administrative_distance = 1` + "\n"
diff --git a/internal/provider/model_sdwan_transport_management_vpn_profile_parcel.go b/internal/provider/model_sdwan_transport_management_vpn_profile_parcel.go
index f3716690..0c6df560 100644
--- a/internal/provider/model_sdwan_transport_management_vpn_profile_parcel.go
+++ b/internal/provider/model_sdwan_transport_management_vpn_profile_parcel.go
@@ -74,6 +74,7 @@ type TransportManagementVPNIpv4StaticRoutes struct {
 type TransportManagementVPNIpv6StaticRoutes struct {
 	Prefix         types.String                                     `tfsdk:"prefix"`
 	PrefixVariable types.String                                     `tfsdk:"prefix_variable"`
+	RouteType      types.String                                     `tfsdk:"route_type"`
 	NextHops       []TransportManagementVPNIpv6StaticRoutesNextHops `tfsdk:"next_hops"`
 	Null0          types.Bool                                       `tfsdk:"null0"`
 	Nat            types.String                                     `tfsdk:"nat"`
@@ -349,7 +350,7 @@ func (data TransportManagementVPN) toBody(ctx context.Context) string {
 					itemBody, _ = sjson.Set(itemBody, "prefix.value", item.Prefix.ValueString())
 				}
 			}
-			if true {
+			if true && item.RouteType.ValueString() == "next_hop" {
 
 				for _, childItem := range item.NextHops {
 					itemChildBody := ""
@@ -371,7 +372,12 @@ func (data TransportManagementVPN) toBody(ctx context.Context) string {
 							itemChildBody, _ = sjson.Set(itemChildBody, "distance.optionType", "variable")
 							itemChildBody, _ = sjson.Set(itemChildBody, "distance.value", childItem.AdministrativeDistanceVariable.ValueString())
 						}
-					} else if !childItem.AdministrativeDistance.IsNull() {
+					} else if childItem.AdministrativeDistance.IsNull() {
+						if true {
+							itemChildBody, _ = sjson.Set(itemChildBody, "distance.optionType", "default")
+							itemChildBody, _ = sjson.Set(itemChildBody, "distance.value", 1)
+						}
+					} else {
 						if true {
 							itemChildBody, _ = sjson.Set(itemChildBody, "distance.optionType", "global")
 							itemChildBody, _ = sjson.Set(itemChildBody, "distance.value", childItem.AdministrativeDistance.ValueInt64())
@@ -381,19 +387,19 @@ func (data TransportManagementVPN) toBody(ctx context.Context) string {
 				}
 			}
 			if !item.Null0.IsNull() {
-				if true {
+				if true && item.RouteType.ValueString() == "null0" {
 					itemBody, _ = sjson.Set(itemBody, "oneOfIpRoute.null0.optionType", "global")
 					itemBody, _ = sjson.Set(itemBody, "oneOfIpRoute.null0.value", item.Null0.ValueBool())
 				}
 			}
 
 			if !item.NatVariable.IsNull() {
-				if true {
+				if true && item.RouteType.ValueString() == "nat" {
 					itemBody, _ = sjson.Set(itemBody, "oneOfIpRoute.nat.optionType", "variable")
 					itemBody, _ = sjson.Set(itemBody, "oneOfIpRoute.nat.value", item.NatVariable.ValueString())
 				}
 			} else if !item.Nat.IsNull() {
-				if true {
+				if true && item.RouteType.ValueString() == "nat" {
 					itemBody, _ = sjson.Set(itemBody, "oneOfIpRoute.nat.optionType", "global")
 					itemBody, _ = sjson.Set(itemBody, "oneOfIpRoute.nat.value", item.Nat.ValueString())
 				}
diff --git a/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel.go b/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel.go
index a7a84964..9dd4e7d9 100644
--- a/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel.go
+++ b/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel.go
@@ -248,6 +248,13 @@ func (r *TransportManagementVPNProfileParcelResource) Schema(ctx context.Context
 							MarkdownDescription: helpers.NewAttributeDescription("Variable name").String,
 							Optional:            true,
 						},
+						"route_type": schema.StringAttribute{
+							MarkdownDescription: helpers.NewAttributeDescription("Must be set to configure either next_hop, null0 or nat.").AddStringEnumDescription("next_hop", "null0", "nat").String,
+							Optional:            true,
+							Validators: []validator.String{
+								stringvalidator.OneOf("next_hop", "null0", "nat"),
+							},
+						},
 						"next_hops": schema.ListNestedAttribute{
 							MarkdownDescription: helpers.NewAttributeDescription("IPv6 Route Gateway Next Hop").String,
 							Optional:            true,
@@ -262,7 +269,7 @@ func (r *TransportManagementVPNProfileParcelResource) Schema(ctx context.Context
 										Optional:            true,
 									},
 									"administrative_distance": schema.Int64Attribute{
-										MarkdownDescription: helpers.NewAttributeDescription("Administrative distance").AddIntegerRangeDescription(1, 254).String,
+										MarkdownDescription: helpers.NewAttributeDescription("Administrative distance").AddIntegerRangeDescription(1, 254).AddDefaultValueDescription("1").String,
 										Optional:            true,
 										Validators: []validator.Int64{
 											int64validator.Between(1, 254),
diff --git a/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel_test.go b/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel_test.go
index 2f784abf..6ae7ef69 100644
--- a/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel_test.go
+++ b/internal/provider/resource_sdwan_transport_management_vpn_profile_parcel_test.go
@@ -46,6 +46,7 @@ func TestAccSdwanTransportManagementVPNProfileParcel(t *testing.T) {
 	checks = append(checks, resource.TestCheckResourceAttr("sdwan_transport_management_vpn_profile_parcel.test", "ipv4_static_routes.0.next_hops.0.administrative_distance", "1"))
 	checks = append(checks, resource.TestCheckResourceAttr("sdwan_transport_management_vpn_profile_parcel.test", "ipv4_static_routes.0.administrative_distance", "1"))
 	checks = append(checks, resource.TestCheckResourceAttr("sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.prefix", "2002::/16"))
+	checks = append(checks, resource.TestCheckResourceAttr("sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.route_type", "next_hop"))
 	checks = append(checks, resource.TestCheckResourceAttr("sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.next_hops.0.address", "2001:0:0:1::1"))
 	checks = append(checks, resource.TestCheckResourceAttr("sdwan_transport_management_vpn_profile_parcel.test", "ipv6_static_routes.0.next_hops.0.administrative_distance", "1"))
 	resource.Test(t, resource.TestCase{
@@ -115,6 +116,7 @@ func testAccSdwanTransportManagementVPNProfileParcelConfig_all() string {
 	config += `	}]` + "\n"
 	config += `	ipv6_static_routes = [{` + "\n"
 	config += `	  prefix = "2002::/16"` + "\n"
+	config += `	  route_type = "next_hop"` + "\n"
 	config += `	  next_hops = [{` + "\n"
 	config += `		address = "2001:0:0:1::1"` + "\n"
 	config += `		administrative_distance = 1` + "\n"