diff --git a/kasa/device_factory.py b/kasa/device_factory.py
index 99218c81..99654a0c 100644
--- a/kasa/device_factory.py
+++ b/kasa/device_factory.py
@@ -179,7 +179,12 @@ def get_device_class_from_family(
 def get_protocol(
     config: DeviceConfig,
 ) -> BaseProtocol | None:
-    """Return the protocol from the connection name."""
+    """Return the protocol from the connection name.
+
+    For cameras and vacuums the device family is a simple mapping to
+    the protocol/transport. For other device types the transport varies
+    based on the discovery information.
+    """
     ctype = config.connection_type
     protocol_name = ctype.device_family.value.split(".")[0]
 
@@ -207,8 +212,8 @@ def get_protocol(
         "IOT.KLAP": (IotProtocol, KlapTransport),
         "SMART.AES": (SmartProtocol, AesTransport),
         "SMART.KLAP": (SmartProtocol, KlapTransportV2),
-        # Still require a lookup for SslAesTransport as H200 has a type of
-        # SMART.TAPOHUB.
+        # H200 is device family SMART.TAPOHUB and uses SmartCamProtocol so use
+        # https to distuingish from SmartProtocol devices
         "SMART.AES.HTTPS": (SmartCamProtocol, SslAesTransport),
     }
     if not (prot_tran_cls := supported_device_protocols.get(protocol_transport_key)):
diff --git a/kasa/discover.py b/kasa/discover.py
index 4c200c6e..77ef80be 100755
--- a/kasa/discover.py
+++ b/kasa/discover.py
@@ -850,6 +850,8 @@ class Discover:
             if not (login_version := encrypt_schm.lv) and (
                 et := discovery_result.encrypt_type
             ):
+                # Known encrypt types are ["1","2"] and ["3"]
+                # Reuse the login_version attribute to pass the max to transport
                 login_version = max([int(i) for i in et])
 
             if not encrypt_type: