diff --git a/oxi/conf.py b/oxi/conf.py
index 6b7e832..cd89be4 100644
--- a/oxi/conf.py
+++ b/oxi/conf.py
@@ -73,10 +73,11 @@ class NodeConfig:
         return self._response.text
 
     def dump_json(self):
-        return self._parsed_data.model_dump_json()
+        return self._parsed_data.model_dump_json(by_alias=True)
 
     def dump(self):
-        return self._parsed_data.model_dump()
+        return self._parsed_data.model_dump(by_alias=True)
+
     def __str__(self):
         return self.text
 
diff --git a/oxi/interfaces/contract.py b/oxi/interfaces/contract.py
index 834c7a4..091e663 100644
--- a/oxi/interfaces/contract.py
+++ b/oxi/interfaces/contract.py
@@ -32,7 +32,7 @@ class Vlans(Base):
     Optional
     """
 
-    vlan_id: int = Field(alias="id")
+    vlan_id: int
     name: str | None = Field(default=None, alias="description")
 
 
diff --git a/oxi/interfaces/models/templates/qtech.ttp b/oxi/interfaces/models/templates/qtech.ttp
index b2a3789..aa14025 100644
--- a/oxi/interfaces/models/templates/qtech.ttp
+++ b/oxi/interfaces/models/templates/qtech.ttp
@@ -22,6 +22,6 @@ interface {{ interface | ORPHRASE }}
 <group name="vlans">
 vlan {{ vlan_ids | contains(",", "-") | unrange("-", ",") }}
 ,{{ vlan_tail | unrange("-", ",") }}
-vlan {{ vlan_id  }}
+vlan {{ vlan_id | _start_ }}
  name {{ name | ORPHRASE }}
 </group>