diff --git a/gns3server/api/routes/controller/links.py b/gns3server/api/routes/controller/links.py
index 31ecff6e..a1db1adf 100644
--- a/gns3server/api/routes/controller/links.py
+++ b/gns3server/api/routes/controller/links.py
@@ -81,6 +81,8 @@ async def create_link(project_id: UUID, link_data: schemas.LinkCreate) -> schema
     link_data = jsonable_encoder(link_data, exclude_unset=True)
     if "filters" in link_data:
         await link.update_filters(link_data["filters"])
+    if "link_style" in link_data:
+        await link.update_link_style(link_data["link_style"])
     if "suspend" in link_data:
         await link.update_suspend(link_data["suspend"])
     try:
@@ -124,6 +126,8 @@ async def update_link(link_data: schemas.LinkUpdate, link: Link = Depends(dep_li
     link_data = jsonable_encoder(link_data, exclude_unset=True)
     if "filters" in link_data:
         await link.update_filters(link_data["filters"])
+    if "link_style" in link_data:
+        await link.update_link_style(link_data["link_style"])
     if "suspend" in link_data:
         await link.update_suspend(link_data["suspend"])
     if "nodes" in link_data:
diff --git a/gns3server/controller/link.py b/gns3server/controller/link.py
index c805af0f..b4a02c0e 100644
--- a/gns3server/controller/link.py
+++ b/gns3server/controller/link.py
@@ -175,7 +175,7 @@ class Link:
         if link_style != self._link_style:
             self._link_style = link_style
             await self.update()
-            self._project.emit_notification("link.updated", self.__json__())
+            self._project.emit_notification("link.updated", self.asdict())
             self._project.dump()
 
     @property
diff --git a/gns3server/handlers/api/compute/dynamips_vm_handler.py b/gns3server/handlers/api/compute/dynamips_vm_handler.py
deleted file mode 100644
index e69de29b..00000000
diff --git a/gns3server/handlers/api/compute/iou_handler.py b/gns3server/handlers/api/compute/iou_handler.py
deleted file mode 100644
index e69de29b..00000000
diff --git a/gns3server/handlers/api/compute/qemu_handler.py b/gns3server/handlers/api/compute/qemu_handler.py
deleted file mode 100644
index e69de29b..00000000
diff --git a/gns3server/handlers/api/controller/link_handler.py b/gns3server/handlers/api/controller/link_handler.py
deleted file mode 100644
index e69de29b..00000000
diff --git a/gns3server/schemas/controller/links.py b/gns3server/schemas/controller/links.py
index 6a375cb9..af3f3952 100644
--- a/gns3server/schemas/controller/links.py
+++ b/gns3server/schemas/controller/links.py
@@ -42,6 +42,13 @@ class LinkType(str, Enum):
     serial = "serial"
 
 
+class LinkStyle(BaseModel):
+
+    color: Optional[str] = None
+    width: Optional[int] = None
+    type: Optional[int] = None
+
+
 class LinkBase(BaseModel):
     """
     Link data.
@@ -49,6 +56,7 @@ class LinkBase(BaseModel):
 
     nodes: Optional[List[LinkNode]] = Field(None, min_items=0, max_items=2)
     suspend: Optional[bool] = None
+    link_style: Optional[LinkStyle] = None
     filters: Optional[dict] = None