diff --git a/initialize/cmd b/initialize/cmd
new file mode 100644
index 0000000..9949ae9
--- /dev/null
+++ b/initialize/cmd
@@ -0,0 +1 @@
+protoc -I initialize/ initialize/initialize.proto --go_out=plugins=grpc:initialize
diff --git a/task/cmd b/task/cmd
new file mode 100644
index 0000000..2f5f7db
--- /dev/null
+++ b/task/cmd
@@ -0,0 +1 @@
+protoc -I$GOPATH/src/ -I task/ task/task.proto --go_out=plugins=grpc:task
diff --git a/task/task.pb.go b/task/task.pb.go
index 17e24c9..df43bcf 100644
--- a/task/task.pb.go
+++ b/task/task.pb.go
@@ -17,6 +17,7 @@ package task
 import proto "github.com/golang/protobuf/proto"
 import fmt "fmt"
 import math "math"
+import commons "loafle.com/overflow/central_api_gateway/commons"
 
 import (
 	context "golang.org/x/net/context"
@@ -43,9 +44,9 @@ func (*Empty) ProtoMessage()               {}
 func (*Empty) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 type TaskInfo struct {
-	Command string            `protobuf:"bytes,1,opt,name=command" json:"command,omitempty"`
-	TaskId  string            `protobuf:"bytes,2,opt,name=taskId" json:"taskId,omitempty"`
-	Data    map[string]string `protobuf:"bytes,3,rep,name=data" json:"data,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
+	Command commons.TaskEventType `protobuf:"varint,1,opt,name=command,enum=TaskEventType" json:"command,omitempty"`
+	TaskId  string                `protobuf:"bytes,2,opt,name=taskId" json:"taskId,omitempty"`
+	Data    map[string]string     `protobuf:"bytes,3,rep,name=data" json:"data,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
 }
 
 func (m *TaskInfo) Reset()                    { *m = TaskInfo{} }
@@ -53,11 +54,11 @@ func (m *TaskInfo) String() string            { return proto.CompactTextString(m
 func (*TaskInfo) ProtoMessage()               {}
 func (*TaskInfo) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
-func (m *TaskInfo) GetCommand() string {
+func (m *TaskInfo) GetCommand() commons.TaskEventType {
 	if m != nil {
 		return m.Command
 	}
-	return ""
+	return commons.TaskEventType_TASK_POL_INTERVAL_UPDATE
 }
 
 func (m *TaskInfo) GetTaskId() string {
@@ -171,19 +172,23 @@ var _Task_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("task.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 218 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x2a, 0x49, 0x2c, 0xce,
-	0xd6, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x57, 0x62, 0xe7, 0x62, 0x75, 0xcd, 0x2d, 0x28, 0xa9, 0x54,
-	0x9a, 0xc7, 0xc8, 0xc5, 0x11, 0x92, 0x58, 0x9c, 0xed, 0x99, 0x97, 0x96, 0x2f, 0x24, 0xc1, 0xc5,
-	0x9e, 0x9c, 0x9f, 0x9b, 0x9b, 0x98, 0x97, 0x22, 0xc1, 0xa8, 0xc0, 0xa8, 0xc1, 0x19, 0x04, 0xe3,
-	0x0a, 0x89, 0x71, 0xb1, 0x81, 0x74, 0x7b, 0xa6, 0x48, 0x30, 0x81, 0x25, 0xa0, 0x3c, 0x21, 0x75,
-	0x2e, 0x96, 0x94, 0xc4, 0x92, 0x44, 0x09, 0x66, 0x05, 0x66, 0x0d, 0x6e, 0x23, 0x61, 0x3d, 0x98,
-	0x51, 0x7a, 0x2e, 0x89, 0x25, 0x89, 0xae, 0x79, 0x25, 0x45, 0x95, 0x41, 0x60, 0x05, 0x52, 0xe6,
-	0x5c, 0x9c, 0x70, 0x21, 0x21, 0x01, 0x2e, 0xe6, 0xec, 0xd4, 0x4a, 0xa8, 0x1d, 0x20, 0xa6, 0x90,
-	0x08, 0x17, 0x6b, 0x59, 0x62, 0x4e, 0x69, 0x2a, 0xd4, 0x78, 0x08, 0xc7, 0x8a, 0xc9, 0x82, 0x51,
-	0xc9, 0x10, 0xe2, 0x3e, 0x9f, 0xcc, 0xe2, 0x12, 0x21, 0x55, 0x2e, 0x8e, 0x12, 0x28, 0x5b, 0x82,
-	0x11, 0x6c, 0x23, 0x27, 0xdc, 0xc6, 0x20, 0xb8, 0x94, 0x91, 0x16, 0x17, 0x0b, 0x48, 0x54, 0x48,
-	0x89, 0x8b, 0xbb, 0x28, 0xb5, 0xb0, 0x34, 0xb5, 0xb8, 0x04, 0xcc, 0x65, 0xd3, 0x03, 0x7b, 0x59,
-	0x0a, 0xa2, 0x07, 0xa4, 0x52, 0x89, 0x21, 0x89, 0x0d, 0x1c, 0x1e, 0xc6, 0x80, 0x00, 0x00, 0x00,
-	0xff, 0xff, 0xc7, 0x05, 0x41, 0xed, 0x1d, 0x01, 0x00, 0x00,
+	// 276 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x3c, 0x50, 0xcd, 0x6a, 0xf3, 0x40,
+	0x0c, 0xfc, 0x36, 0xff, 0x56, 0x20, 0x7c, 0x6c, 0x4b, 0x31, 0x39, 0x05, 0x43, 0xa9, 0xe9, 0x61,
+	0x43, 0xdd, 0x43, 0x4b, 0xa1, 0xb7, 0xfa, 0x10, 0xe8, 0xc9, 0xe4, 0x1e, 0x54, 0x7b, 0x5d, 0x82,
+	0xed, 0x5d, 0xd7, 0x56, 0x1c, 0xfc, 0x52, 0x7d, 0xc6, 0xb2, 0xeb, 0x9f, 0x93, 0x34, 0x9a, 0x91,
+	0x46, 0x0c, 0x00, 0x61, 0x9d, 0x89, 0xb2, 0xd2, 0xa4, 0xb7, 0xef, 0xb9, 0xc6, 0x34, 0x97, 0x22,
+	0xd6, 0xc5, 0x5e, 0x37, 0xb2, 0x4a, 0x73, 0x7d, 0xdd, 0xc7, 0x52, 0x51, 0x85, 0xf9, 0x09, 0xcb,
+	0xf3, 0xe9, 0x1b, 0x49, 0x5e, 0xb1, 0xdd, 0xc7, 0xba, 0x28, 0xb4, 0xaa, 0x87, 0xda, 0xad, 0x7b,
+	0x4b, 0x98, 0x87, 0x45, 0x49, 0xad, 0xf7, 0xcb, 0x60, 0x75, 0xc4, 0x3a, 0x3b, 0xa8, 0x54, 0x73,
+	0x1f, 0x96, 0x46, 0x86, 0x2a, 0x71, 0xd9, 0x8e, 0xf9, 0x9b, 0x60, 0x23, 0x0c, 0x17, 0x36, 0x52,
+	0xd1, 0xb1, 0x2d, 0x65, 0x34, 0xd0, 0xfc, 0x0e, 0x16, 0xe6, 0x99, 0x43, 0xe2, 0x4e, 0x76, 0xcc,
+	0x77, 0xa2, 0x1e, 0xf1, 0x07, 0x98, 0x25, 0x48, 0xe8, 0x4e, 0x77, 0x53, 0x7f, 0x1d, 0xdc, 0x88,
+	0xe1, 0xb4, 0xf8, 0x40, 0xc2, 0x50, 0x51, 0xd5, 0x46, 0x56, 0xb0, 0x7d, 0x01, 0x67, 0x1c, 0xf1,
+	0xff, 0x30, 0xcd, 0x64, 0x6b, 0x3d, 0x9d, 0xc8, 0xb4, 0xfc, 0x16, 0xe6, 0x0d, 0xe6, 0x17, 0xd9,
+	0x9f, 0xef, 0xc0, 0xdb, 0xe4, 0x95, 0x79, 0x4f, 0xdd, 0xbf, 0x9f, 0xe7, 0x9a, 0xf8, 0x3d, 0xac,
+	0xa8, 0xef, 0x5d, 0x66, 0x1d, 0x9d, 0xd1, 0x31, 0x1a, 0xa9, 0xe0, 0x11, 0x66, 0x66, 0xca, 0x3d,
+	0x58, 0x57, 0xf2, 0xe7, 0x22, 0x6b, 0xb2, 0x70, 0x21, 0x6c, 0x04, 0xdb, 0x6e, 0xc7, 0x28, 0xbd,
+	0x7f, 0x5f, 0x0b, 0x9b, 0xcf, 0xf3, 0x5f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x5e, 0xaf, 0x68, 0x2f,
+	0x6c, 0x01, 0x00, 0x00,
 }
diff --git a/task/task.proto b/task/task.proto
index b5dba5b..e7b7927 100644
--- a/task/task.proto
+++ b/task/task.proto
@@ -1,9 +1,11 @@
 syntax = "proto3";
 
+import "loafle.com/overflow/central_api_gateway/commons/commons.proto";
+
 message Empty {}
 
 message TaskInfo {
-    TaskEvent command = 1;
+    TaskEventType command = 1;
     string taskId = 2;
     map<string, string> data = 3;
 }