diff --git a/protos/cmvr/api/common.proto b/protos/cmvr/api/common.proto
index 5686a18a..64988d45 100644
--- a/protos/cmvr/api/common.proto
+++ b/protos/cmvr/api/common.proto
@@ -4,6 +4,59 @@ package cmvr.api;
 
 import "google/protobuf/timestamp.proto";
 
+enum CommandReasonCode {
+    COMMAND_REASON_CODE_UNSPECIFIED = 0;
+    COMMAND_REASON_CODE_NONE = 1;
+    COMMAND_REASON_CODE_INVALID_ARGUMENT = 2;
+    COMMAND_REASON_CODE_UNAUTHENTICATED = 3;
+    COMMAND_REASON_CODE_PERMISSION_DENIED = 4;
+    COMMAND_REASON_CODE_RECOVERY_RPC_DISABLED = 5;
+    COMMAND_REASON_CODE_DEVICE_NOT_FOUND = 6;
+    COMMAND_REASON_CODE_DEVICE_UNAVAILABLE = 7;
+    COMMAND_REASON_CODE_UNSUPPORTED_COMMAND = 8;
+    COMMAND_REASON_CODE_SYSTEM_STARTING = 9;
+    COMMAND_REASON_CODE_SYSTEM_STOPPING = 10;
+    COMMAND_REASON_CODE_SAFETY_LATCHED = 11;
+    COMMAND_REASON_CODE_SAFETY_STATE_MISSING = 12;
+    COMMAND_REASON_CODE_SAFETY_STATE_STALE = 13;
+    COMMAND_REASON_CODE_HARDWARE_UNSAFE = 14;
+    COMMAND_REASON_CODE_EMERGENCY_STOP_ACTIVE = 15;
+    COMMAND_REASON_CODE_PROTECTIVE_STOP_ACTIVE = 16;
+    COMMAND_REASON_CODE_DEVICE_DISCONNECTED = 17;
+    COMMAND_REASON_CODE_DEVICE_FAULT = 18;
+    COMMAND_REASON_CODE_DEVICE_NOT_READY = 19;
+    COMMAND_REASON_CODE_DEVICE_STILL_MOVING = 20;
+    COMMAND_REASON_CODE_CONTROL_BUSY = 21;
+    COMMAND_REASON_CODE_GENERATION_MISMATCH = 22;
+    COMMAND_REASON_CODE_COMMAND_ID_REQUIRED = 23;
+    COMMAND_REASON_CODE_COMMAND_ID_CONFLICT = 24;
+    COMMAND_REASON_CODE_RESULT_EVICTED = 25;
+    COMMAND_REASON_CODE_LEDGER_EXHAUSTED = 26;
+    COMMAND_REASON_CODE_BACKPRESSURE = 27;
+    COMMAND_REASON_CODE_DEADLINE_EXCEEDED_BEFORE_DISPATCH = 28;
+    COMMAND_REASON_CODE_OUTCOME_UNKNOWN = 29;
+    COMMAND_REASON_CODE_PARTICIPANT_TIMEOUT = 30;
+    COMMAND_REASON_CODE_STOP_UNCONFIRMED = 31;
+    COMMAND_REASON_CODE_RECOVERY_EPOCH_MISMATCH = 32;
+    COMMAND_REASON_CODE_RECOVERY_REASON_REQUIRED = 33;
+    COMMAND_REASON_CODE_RECOVERY_AUDIT_FAILED = 34;
+    COMMAND_REASON_CODE_INTERNAL_ERROR = 35;
+}
+
+enum CommandExecutionState {
+    COMMAND_EXECUTION_STATE_UNSPECIFIED = 0;
+    COMMAND_EXECUTION_STATE_RECEIVED = 1;
+    COMMAND_EXECUTION_STATE_RESERVED = 2;
+    COMMAND_EXECUTION_STATE_REJECTED_BEFORE_DISPATCH = 3;
+    COMMAND_EXECUTION_STATE_ADMITTED = 4;
+    COMMAND_EXECUTION_STATE_DISPATCHING = 5;
+    COMMAND_EXECUTION_STATE_ACCEPTED_BY_HARDWARE = 6;
+    COMMAND_EXECUTION_STATE_COMPLETED = 7;
+    COMMAND_EXECUTION_STATE_FAILED = 8;
+    COMMAND_EXECUTION_STATE_CANCELED_BEFORE_DISPATCH = 9;
+    COMMAND_EXECUTION_STATE_OUTCOME_UNKNOWN = 10;
+}
+
 message DeviceLifecycle {
     enum Lifecycle {
         STATE_INIT = 0;
@@ -20,12 +73,22 @@ message CommandHeader {
     message Request {
         string device_id = 1;                      // 目标设备名称
         google.protobuf.Timestamp timestamp = 2;     // 请求时间
+        string command_id = 3;
+        string expected_service_instance_id = 4;
+        optional uint64 expected_device_generation = 5;
+        uint32 valid_for_ms = 6;
     }
 
     message Feedback {
         bool success = 1;                             // 是否成功
         string error_message = 2;                     // 错误信息（成功时为空）
         google.protobuf.Timestamp timestamp = 3;      // 回复时间
+        CommandReasonCode reason_code = 4;
+        string command_id = 5;
+        string service_instance_id = 6;
+        uint64 safety_epoch = 7;
+        uint64 device_generation = 8;
+        CommandExecutionState execution_state = 9;
     }
 }