diff --git a/config/config.yaml b/config/config.yaml
index 5a511ce4..cb16135d 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -74,4 +74,9 @@ components:
           x-field-uid: 1
         protocol_options:
           $ref: '../device/device.yaml#/components/schemas/Protocol.Options'
-          x-field-uid: 2
\ No newline at end of file
+          x-field-uid: 2
+        vendor_options:
+          type: array
+          items:
+            $ref: '../device/device.yaml#/components/schemas/Vendor.Options'
+          x-field-uid: 3         
\ No newline at end of file
diff --git a/device/device.yaml b/device/device.yaml
index 6a79e2d7..d5410662 100644
--- a/device/device.yaml
+++ b/device/device.yaml
@@ -93,3 +93,18 @@ components:
           type: boolean
           default: true
           x-field-uid: 1
+    Vendor.Options:
+      description: >-
+        Vendor specific key and value pair. 
+      type: object
+      properties:
+        key:
+          description: >-
+            key secific to the vandor.
+          type: string
+          x-field-uid: 1
+        value:
+          description: >-
+            Value secific to the vandor.
+          type: string
+          x-field-uid: 2
\ No newline at end of file
diff --git a/layer1/layer1.yaml b/layer1/layer1.yaml
index 359a260d..9a92a8a7 100644
--- a/layer1/layer1.yaml
+++ b/layer1/layer1.yaml
@@ -49,6 +49,13 @@ components:
               x-field-uid: 12
             speed_800_gbps:
               x-field-uid: 13
+            custom_speed:
+              x-field-uid: 14
+        custom_speed:
+          description: >-
+            Vendor specific custom speed.
+          type: string
+          x-field-uid: 11
         media:
           description: |-
             Set the type of media for test interface if supported. When no media