diff --git a/oxi/conf.py b/oxi/conf.py
index d354396..d0a798d 100644
--- a/oxi/conf.py
+++ b/oxi/conf.py
@@ -10,6 +10,9 @@ from .interfaces import BaseDevice, device_registry
 if TYPE_CHECKING:
     from requests import Session
 
+    from oxi.interfaces.contract import Interfaces, System, Vlans
+
+
 TModel = TypeVar("TModel", bound=BaseModel)
 
 
@@ -20,7 +23,7 @@ class ModelView(Generic[TModel]):
     def dump_json(self) -> str:
         if isinstance(self._model, list):
             return json.dumps(
-                [item.model_dump(by_alias=True) for item in self._model],
+                [item.model_dump_json(by_alias=True) for item in self._model],
                 ensure_ascii=False,
             )
         return self._model.model_dump_json(by_alias=True)
@@ -83,13 +86,42 @@ class NodeConfig:
         return self.text
 
     @property
-    def vlans(self):
+    def vlans(self) -> list["Vlans"]:
+        """
+        Returns the list of VLAN configurations for the node.
+
+        :return: List of Vlans associated with the device.
+                vlan_id: int
+                name: str | None = Field(default=None, alias="description")
+        :rtype: list[oxi.interfaces.contract.Vlans]
+        """
+        return ModelView(self._parsed_data.vlans)
         return ModelView(self._parsed_data.vlans)
 
     @property
-    def interfaces(self):
+    def interfaces(self) -> list["Interfaces"]:
+        """
+        Returns the list of Interfaces configurations for the node.
+
+        :return: List of Interfaces associated with the device.
+                    name: str = Field(alias="interface")
+                    ip_address: IPv4Address | None = None
+                    mask: int | None = None
+                    description: str | None = None
+                    shutdown: bool = False
+        :rtype: list[oxi.interfaces.contract.Interfaces]
+        """
         return ModelView(self._parsed_data.interfaces)
 
     @property
-    def system(self):
+    def system(self) -> "System":
+        """
+        Returns the Systems configurations for the node.
+
+        :return: System associated with the device.
+                    model: str
+                    serial_number: str
+                    version: str
+        :rtype: oxi.interfaces.contract.System
+        """
         return ModelView(self._parsed_data.system)
diff --git a/pyproject.toml b/pyproject.toml
index 9b9700f..78d1692 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "oxipy"
-version = "0.1.3"
+version = "0.1.4"
 description = "Python client for Oxidized API with TTP-based config parsing"
 readme = "README.md"
 license = "Apache-2.0"
diff --git a/tests/test_view.py b/tests/test_view.py
index ea38ac8..a3b581f 100644
--- a/tests/test_view.py
+++ b/tests/test_view.py
@@ -1,4 +1,5 @@
 import json
+from ipaddress import IPv4Address
 
 import pytest
 
@@ -66,6 +67,10 @@ class TestListModelView:
     def test_dump_uses_aliases(self, interfaces_view):
         dumped = interfaces_view.dump()
         assert dumped[0]["interface"] == "eth0"
+        assert dumped[0]["ip_address"] == IPv4Address("192.168.1.1")
+
+    def test_dump_json(self, interfaces_view):
+        assert interfaces_view.dump_json()
 
     def test_dump_json_keeps_unicode(self):
         view = ModelView([Interfaces(interface="eth0", description="Дом")])