diff --git a/proxy/registry/config_cache.go b/proxy/registry/config_cache.go
index 8ee90bba..47868820 100644
--- a/proxy/registry/config_cache.go
+++ b/proxy/registry/config_cache.go
@@ -1,13 +1,16 @@
 package registry
 
-import "v2ray.com/core/common/loader"
+import (
+	"v2ray.com/core/common/loader"
+
+	"github.com/golang/protobuf/proto"
+	"github.com/golang/protobuf/ptypes"
+	"github.com/golang/protobuf/ptypes/any"
+)
 
 var (
-	inboundConfigCreatorCache = loader.ConfigCreatorCache{}
-	inboundConfigCache        loader.ConfigLoader
-
+	inboundConfigCreatorCache  = loader.ConfigCreatorCache{}
 	outboundConfigCreatorCache = loader.ConfigCreatorCache{}
-	outboundConfigCache        loader.ConfigLoader
 )
 
 func RegisterInboundConfig(protocol string, creator loader.ConfigCreator) error {
@@ -18,10 +21,24 @@ func RegisterOutboundConfig(protocol string, creator loader.ConfigCreator) error
 	return outboundConfigCreatorCache.RegisterCreator(protocol, creator)
 }
 
-func CreateInboundConfig(protocol string, data []byte) (interface{}, error) {
-	return inboundConfigCache.LoadWithID(data, protocol)
+func MarshalInboundConfig(protocol string, settings *any.Any) (interface{}, error) {
+	config, err := inboundConfigCreatorCache.CreateConfig(protocol)
+	if err != nil {
+		return nil, err
+	}
+	if err := ptypes.UnmarshalAny(settings, config.(proto.Message)); err != nil {
+		return nil, err
+	}
+	return config, nil
 }
 
-func CreateOutboundConfig(protocol string, data []byte) (interface{}, error) {
-	return outboundConfigCache.LoadWithID(data, protocol)
+func MarshalOutboundConfig(protocol string, settings *any.Any) (interface{}, error) {
+	config, err := outboundConfigCreatorCache.CreateConfig(protocol)
+	if err != nil {
+		return nil, err
+	}
+	if err := ptypes.UnmarshalAny(settings, config.(proto.Message)); err != nil {
+		return nil, err
+	}
+	return config, nil
 }
diff --git a/proxy/registry/config_cache_json.go b/proxy/registry/config_cache_json.go
index 3cf3b7ad..8624a78b 100644
--- a/proxy/registry/config_cache_json.go
+++ b/proxy/registry/config_cache_json.go
@@ -6,6 +6,19 @@ import (
 	"v2ray.com/core/common/loader"
 )
 
+var (
+	inboundConfigCache  loader.ConfigLoader
+	outboundConfigCache loader.ConfigLoader
+)
+
+func CreateInboundConfig(protocol string, data []byte) (interface{}, error) {
+	return inboundConfigCache.LoadWithID(data, protocol)
+}
+
+func CreateOutboundConfig(protocol string, data []byte) (interface{}, error) {
+	return outboundConfigCache.LoadWithID(data, protocol)
+}
+
 func init() {
 	inboundConfigCache = loader.NewJSONConfigLoader(inboundConfigCreatorCache, "protocol", "settings")
 	outboundConfigCache = loader.NewJSONConfigLoader(outboundConfigCreatorCache, "protocol", "settings")