diff --git a/taoyao-client-media/src/Taoyao.js b/taoyao-client-media/src/Taoyao.js
index 662d31d..2a793ba 100644
--- a/taoyao-client-media/src/Taoyao.js
+++ b/taoyao-client-media/src/Taoyao.js
@@ -883,44 +883,38 @@ class Taoyao {
           // consumer.observer.on("score", fn(score));
           consumer.on("score", (score) => {
             console.debug("消费者评分", consumer.id, streamId, score);
-            me.push(
-              protocol.buildMessage("media::consumer::score", {
-                roomId    : roomId,
-                consumerId: consumer.id,
-                score     : score,
-              })
-            );
+            me.push(protocol.buildMessage("media::consumer::score", {
+              score,
+              roomId,
+              consumerId: consumer.id,
+            }));
           });
           // consumer.observer.on("layerschange", fn(layers));
           consumer.on("layerschange", (layers) => {
             console.debug("消费者空间层和时间层改变", consumer.id, streamId, layers);
-            me.push(
-              protocol.buildMessage("media::consumer::layers::change", {
-                roomId       : roomId,
-                consumerId   : consumer.id,
-                spatialLayer : layers ? layers.spatialLayer  : null,
-                temporalLayer: layers ? layers.temporalLayer : null,
-              })
-            );
+            me.push(protocol.buildMessage("media::consumer::layers::change", {
+              roomId,
+              consumerId   : consumer.id,
+              spatialLayer : layers ? layers.spatialLayer  : null,
+              temporalLayer: layers ? layers.temporalLayer : null,
+            }));
           });
           consumer.observer.on("close", () => {
             if(room.consumers.delete(consumer.id)) {
               console.info("消费者关闭", consumer.id, streamId);
-              me.push(
-                protocol.buildMessage("media::consumer::close", {
-                  roomId    : roomId,
-                  consumerId: consumer.id
-                })
-              );
+              me.push(protocol.buildMessage("media::consumer::close", {
+                roomId,
+                consumerId: consumer.id
+              }));
             } else {
-              console.debug("消费者关闭（无效）", consumer.id, streamId);
+              console.debug("消费者关闭（消费者无效）", consumer.id, streamId);
             }
           });
           consumer.observer.on("pause", () => {
             console.debug("消费者暂停", consumer.id, streamId);
             me.push(
               protocol.buildMessage("media::consumer::pause", {
-                roomId    : roomId,
+                roomId,
                 consumerId: consumer.id
               })
             );
@@ -929,7 +923,7 @@ class Taoyao {
             console.debug("消费者恢复", consumer.id, streamId);
             me.push(
               protocol.buildMessage("media::consumer::resume", {
-                roomId    : roomId,
+                roomId,
                 consumerId: consumer.id
               })
             );
@@ -940,21 +934,19 @@ class Taoyao {
           //   console.info("消费者跟踪事件（trace）", consumer.id, streamId, trace);
           // });
           // 等待终端准备就绪：可以不用等待直接使用push方法
-          await me.request(
-            protocol.buildMessage("media::consume", {
-              roomId        : roomId,
-              clientId      : clientId,
-              sourceId      : sourceId,
-              streamId      : streamId,
-              producerId    : producerId,
-              consumerId    : consumer.id,
-              kind          : consumer.kind,
-              type          : consumer.type,
-              appData       : producer.appData,
-              rtpParameters : consumer.rtpParameters,
-              producerPaused: consumer.producerPaused,
-            })
-          );
+          await me.request(protocol.buildMessage("media::consume", {
+            roomId,
+            clientId,
+            sourceId,
+            streamId,
+            producerId,
+            consumerId    : consumer.id,
+            kind          : consumer.kind,
+            type          : consumer.type,
+            appData       : producer.appData,
+            rtpParameters : consumer.rtpParameters,
+            producerPaused: consumer.producerPaused,
+          }));
           await consumer.resume();
           consumer.localPaused = false;
         })()
diff --git a/taoyao-client-web/src/components/Taoyao.js b/taoyao-client-web/src/components/Taoyao.js
index db4c37f..6ba68a8 100644
--- a/taoyao-client-web/src/components/Taoyao.js
+++ b/taoyao-client-web/src/components/Taoyao.js
@@ -1642,15 +1642,6 @@ class Taoyao extends RemoteClient {
     }
   }
 
-  /**
-   * 媒体消费者评分信令
-   * 
-   * @param {*} message 信令消息
-   */
-  defaultMediaConsumerScore(message) {
-    console.debug("消费者评分", message);
-  }
-
   /**
    * 消费媒体信令
    * 
@@ -1757,6 +1748,15 @@ class Taoyao extends RemoteClient {
     }
   }
 
+  /**
+   * 媒体消费者评分信令
+   * 
+   * @param {*} message 信令消息
+   */
+  defaultMediaConsumerScore(message) {
+    console.debug("消费者评分", message);
+  }
+
   /**
    * 修改最佳空间层和时间层信令
    * 
diff --git a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerLayersChangeProtocol.java b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerLayersChangeProtocol.java
new file mode 100644
index 0000000..53a34f4
--- /dev/null
+++ b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerLayersChangeProtocol.java
@@ -0,0 +1,47 @@
+package com.acgist.taoyao.signal.protocol.media;
+
+import java.util.Map;
+
+import com.acgist.taoyao.boot.annotation.Description;
+import com.acgist.taoyao.boot.annotation.Protocol;
+import com.acgist.taoyao.boot.model.Message;
+import com.acgist.taoyao.signal.client.Client;
+import com.acgist.taoyao.signal.client.ClientType;
+import com.acgist.taoyao.signal.party.room.Room;
+import com.acgist.taoyao.signal.protocol.ProtocolRoomAdapter;
+
+/**
+ * 消费者空间层和时间层改变信令
+ * 
+ * @author acgist
+ */
+@Protocol
+@Description(
+    body = """
+    {
+        "roomId"       : "房间ID"
+        "consumerId"   : "消费者ID",
+        "spatialLayer" : 最佳空间层,
+        "temporalLayer": 最佳时间层
+    }
+    """,
+    flow = "媒体服务->信令服务+)终端"
+)
+public class MediaConsumerLayersChangeProtocol extends ProtocolRoomAdapter {
+
+    public static final String SIGNAL = "media::consumer::layers::change";
+    
+    protected MediaConsumerLayersChangeProtocol() {
+        super("消费者空间层和时间层改变信令", SIGNAL);
+    }
+    
+    @Override
+    public void execute(String clientId, ClientType clientType, Room room, Client client, Client mediaClient, Message message, Map<String, Object> body) {
+        if(clientType.isMedia()) {
+            room.broadcast(message);
+        } else {
+            this.logNoAdapter(clientType);
+        }
+    }
+
+}
diff --git a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerSetPriorityProtocol.java b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerSetPriorityProtocol.java
index 293d696..034bbc0 100644
--- a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerSetPriorityProtocol.java
+++ b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumerSetPriorityProtocol.java
@@ -24,7 +24,8 @@ import com.acgist.taoyao.signal.protocol.ProtocolRoomAdapter;
         "consumerId": "消费者ID",
         "priority"  : 优先级（1~255）
     }
-    """
+    """,
+    flow = "终端->信令服务->媒体服务"
 )
 public class MediaConsumerSetPriorityProtocol extends ProtocolRoomAdapter {