diff --git a/common/net/network.go b/common/net/network.go
index f2e303b01..ac68526e7 100644
--- a/common/net/network.go
+++ b/common/net/network.go
@@ -1,5 +1,9 @@
 package net
 
+import (
+	"strings"
+)
+
 func (n Network) SystemString() string {
 	switch n {
 	case Network_TCP:
@@ -22,3 +26,26 @@ func HasNetwork(list []Network, network Network) bool {
 	}
 	return false
 }
+
+func ParseNetwork(net string) Network {
+	switch strings.ToLower(net) {
+	case "tcp":
+		return Network_TCP
+	case "udp":
+		return Network_UDP
+	case "unix":
+		return Network_UNIX
+	default:
+		return Network_Unknown
+	}
+}
+
+func ParseNetworkList(netlist string) []Network {
+	strlist := strings.Split(string(netlist), ",")
+	nl := make([]Network, len(strlist))
+	for idx, network := range strlist {
+		nl[idx] = ParseNetwork(network)
+	}
+
+	return nl
+}
diff --git a/infra/conf/cfgcommon/common.go b/infra/conf/cfgcommon/common.go
index 20025a3ba..087bdda14 100644
--- a/infra/conf/cfgcommon/common.go
+++ b/infra/conf/cfgcommon/common.go
@@ -59,16 +59,7 @@ func (v *Address) Build() *net.IPOrDomain {
 type Network string
 
 func (v Network) Build() net.Network {
-	switch strings.ToLower(string(v)) {
-	case "tcp":
-		return net.Network_TCP
-	case "udp":
-		return net.Network_UDP
-	case "unix":
-		return net.Network_UNIX
-	default:
-		return net.Network_Unknown
-	}
+	return net.ParseNetwork(string(v))
 }
 
 type NetworkList []Network
diff --git a/proxy/shadowsocks/simplified/config.go b/proxy/shadowsocks/simplified/config.go
index af28806c2..f01946b7d 100644
--- a/proxy/shadowsocks/simplified/config.go
+++ b/proxy/shadowsocks/simplified/config.go
@@ -4,6 +4,7 @@ import (
 	"context"
 
 	"github.com/v2fly/v2ray-core/v4/common"
+	"github.com/v2fly/v2ray-core/v4/common/net"
 	"github.com/v2fly/v2ray-core/v4/common/protocol"
 	"github.com/v2fly/v2ray-core/v4/common/serial"
 	"github.com/v2fly/v2ray-core/v4/proxy/shadowsocks"
@@ -19,6 +20,7 @@ func init() {
 					CipherType: shadowsocks.CipherFromString(simplifiedServer.Method),
 				}),
 			},
+			Network: net.ParseNetworkList(simplifiedServer.Network),
 		}
 
 		return common.CreateObject(ctx, fullServer)
diff --git a/proxy/shadowsocks/simplified/config.pb.go b/proxy/shadowsocks/simplified/config.pb.go
index 99b863f2b..a0479aac1 100644
--- a/proxy/shadowsocks/simplified/config.pb.go
+++ b/proxy/shadowsocks/simplified/config.pb.go
@@ -29,6 +29,7 @@ type ServerConfig struct {
 
 	Method   string `protobuf:"bytes,1,opt,name=method,proto3" json:"method,omitempty"`
 	Password string `protobuf:"bytes,2,opt,name=password,proto3" json:"password,omitempty"`
+	Network  string `protobuf:"bytes,3,opt,name=network,proto3" json:"network,omitempty"`
 }
 
 func (x *ServerConfig) Reset() {
@@ -77,6 +78,13 @@ func (x *ServerConfig) GetPassword() string {
 	return ""
 }
 
+func (x *ServerConfig) GetNetwork() string {
+	if x != nil {
+		return x.Network
+	}
+	return ""
+}
+
 type ClientConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -160,34 +168,36 @@ var file_proxy_shadowsocks_simplified_config_proto_rawDesc = []byte{
 	0x74, 0x6f, 0x65, 0x78, 0x74, 0x2f, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x73,
 	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x18, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6e,
 	0x65, 0x74, 0x2f, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
-	0x22, 0x62, 0x0a, 0x0c, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67,
+	0x22, 0x7c, 0x0a, 0x0c, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67,
 	0x12, 0x16, 0x0a, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
 	0x52, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x12, 0x1a, 0x0a, 0x08, 0x70, 0x61, 0x73, 0x73,
 	0x77, 0x6f, 0x72, 0x64, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x70, 0x61, 0x73, 0x73,
-	0x77, 0x6f, 0x72, 0x64, 0x3a, 0x1e, 0x82, 0xb5, 0x18, 0x09, 0x0a, 0x07, 0x69, 0x6e, 0x62, 0x6f,
-	0x75, 0x6e, 0x64, 0x82, 0xb5, 0x18, 0x0d, 0x12, 0x0b, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73,
-	0x6f, 0x63, 0x6b, 0x73, 0x22, 0xb4, 0x01, 0x0a, 0x0c, 0x43, 0x6c, 0x69, 0x65, 0x6e, 0x74, 0x43,
-	0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x3b, 0x0a, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73,
-	0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x21, 0x2e, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2e, 0x63,
-	0x6f, 0x72, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x6e, 0x65, 0x74, 0x2e, 0x49,
-	0x50, 0x4f, 0x72, 0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x52, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65,
-	0x73, 0x73, 0x12, 0x12, 0x0a, 0x04, 0x70, 0x6f, 0x72, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0d,
-	0x52, 0x04, 0x70, 0x6f, 0x72, 0x74, 0x12, 0x16, 0x0a, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64,
-	0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x12, 0x1a,
-	0x0a, 0x08, 0x70, 0x61, 0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09,
-	0x52, 0x08, 0x70, 0x61, 0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x3a, 0x1f, 0x82, 0xb5, 0x18, 0x0a,
-	0x0a, 0x08, 0x6f, 0x75, 0x74, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0x82, 0xb5, 0x18, 0x0d, 0x12, 0x0b,
-	0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x42, 0x96, 0x01, 0x0a, 0x2b,
-	0x63, 0x6f, 0x6d, 0x2e, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x2e, 0x70,
-	0x72, 0x6f, 0x78, 0x79, 0x2e, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73,
-	0x2e, 0x73, 0x69, 0x6d, 0x70, 0x6c, 0x69, 0x66, 0x69, 0x65, 0x64, 0x50, 0x01, 0x5a, 0x3b, 0x67,
-	0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x76, 0x32, 0x66, 0x6c, 0x79, 0x2f,
-	0x76, 0x32, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x76, 0x34, 0x2f, 0x70, 0x72,
-	0x6f, 0x78, 0x79, 0x2f, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x2f,
-	0x73, 0x69, 0x6d, 0x70, 0x6c, 0x69, 0x66, 0x69, 0x65, 0x64, 0xaa, 0x02, 0x27, 0x56, 0x32, 0x52,
-	0x61, 0x79, 0x2e, 0x43, 0x6f, 0x72, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x53, 0x68,
-	0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x2e, 0x53, 0x69, 0x6d, 0x70, 0x6c, 0x69,
-	0x66, 0x69, 0x65, 0x64, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x77, 0x6f, 0x72, 0x64, 0x12, 0x18, 0x0a, 0x07, 0x6e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x18,
+	0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x6e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x3a, 0x1e,
+	0x82, 0xb5, 0x18, 0x09, 0x0a, 0x07, 0x69, 0x6e, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0x82, 0xb5, 0x18,
+	0x0d, 0x12, 0x0b, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x22, 0xb4,
+	0x01, 0x0a, 0x0c, 0x43, 0x6c, 0x69, 0x65, 0x6e, 0x74, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12,
+	0x3b, 0x0a, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b,
+	0x32, 0x21, 0x2e, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x2e, 0x63, 0x6f,
+	0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x6e, 0x65, 0x74, 0x2e, 0x49, 0x50, 0x4f, 0x72, 0x44, 0x6f, 0x6d,
+	0x61, 0x69, 0x6e, 0x52, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x12, 0x12, 0x0a, 0x04,
+	0x70, 0x6f, 0x72, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x04, 0x70, 0x6f, 0x72, 0x74,
+	0x12, 0x16, 0x0a, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09,
+	0x52, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x12, 0x1a, 0x0a, 0x08, 0x70, 0x61, 0x73, 0x73,
+	0x77, 0x6f, 0x72, 0x64, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x70, 0x61, 0x73, 0x73,
+	0x77, 0x6f, 0x72, 0x64, 0x3a, 0x1f, 0x82, 0xb5, 0x18, 0x0a, 0x0a, 0x08, 0x6f, 0x75, 0x74, 0x62,
+	0x6f, 0x75, 0x6e, 0x64, 0x82, 0xb5, 0x18, 0x0d, 0x12, 0x0b, 0x73, 0x68, 0x61, 0x64, 0x6f, 0x77,
+	0x73, 0x6f, 0x63, 0x6b, 0x73, 0x42, 0x96, 0x01, 0x0a, 0x2b, 0x63, 0x6f, 0x6d, 0x2e, 0x76, 0x32,
+	0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x73,
+	0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x2e, 0x73, 0x69, 0x6d, 0x70, 0x6c,
+	0x69, 0x66, 0x69, 0x65, 0x64, 0x50, 0x01, 0x5a, 0x3b, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e,
+	0x63, 0x6f, 0x6d, 0x2f, 0x76, 0x32, 0x66, 0x6c, 0x79, 0x2f, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2d,
+	0x63, 0x6f, 0x72, 0x65, 0x2f, 0x76, 0x34, 0x2f, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2f, 0x73, 0x68,
+	0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f, 0x63, 0x6b, 0x73, 0x2f, 0x73, 0x69, 0x6d, 0x70, 0x6c, 0x69,
+	0x66, 0x69, 0x65, 0x64, 0xaa, 0x02, 0x27, 0x56, 0x32, 0x52, 0x61, 0x79, 0x2e, 0x43, 0x6f, 0x72,
+	0x65, 0x2e, 0x50, 0x72, 0x6f, 0x78, 0x79, 0x2e, 0x53, 0x68, 0x61, 0x64, 0x6f, 0x77, 0x73, 0x6f,
+	0x63, 0x6b, 0x73, 0x2e, 0x53, 0x69, 0x6d, 0x70, 0x6c, 0x69, 0x66, 0x69, 0x65, 0x64, 0x62, 0x06,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/proxy/shadowsocks/simplified/config.proto b/proxy/shadowsocks/simplified/config.proto
index d4dd40f32..be05f48ec 100644
--- a/proxy/shadowsocks/simplified/config.proto
+++ b/proxy/shadowsocks/simplified/config.proto
@@ -15,6 +15,7 @@ message ServerConfig{
 
   string method = 1;
   string password = 2;
+  string network = 3;
 }
 
 message ClientConfig {