diff --git a/infra/conf/router.go b/infra/conf/router.go
index 44f9e8fa..69198d6a 100644
--- a/infra/conf/router.go
+++ b/infra/conf/router.go
@@ -14,11 +14,6 @@ import (
 	"google.golang.org/protobuf/proto"
 )
 
-type RouterRulesConfig struct {
-	RuleList       []json.RawMessage `json:"rules"`
-	DomainStrategy string            `json:"domainStrategy"`
-}
-
 // StrategyConfig represents a strategy config
 type StrategyConfig struct {
 	Type     string           `json:"type"`
@@ -76,7 +71,6 @@ func (r *BalancingRule) Build() (*router.BalancingRule, error) {
 }
 
 type RouterConfig struct {
-	Settings       *RouterRulesConfig `json:"settings"` // Deprecated
 	RuleList       []json.RawMessage  `json:"rules"`
 	DomainStrategy *string            `json:"domainStrategy"`
 	Balancers      []*BalancingRule   `json:"balancers"`
@@ -88,8 +82,6 @@ func (c *RouterConfig) getDomainStrategy() router.Config_DomainStrategy {
 	ds := ""
 	if c.DomainStrategy != nil {
 		ds = *c.DomainStrategy
-	} else if c.Settings != nil {
-		ds = c.Settings.DomainStrategy
 	}
 
 	switch strings.ToLower(ds) {
@@ -111,10 +103,6 @@ func (c *RouterConfig) Build() (*router.Config, error) {
 	var rawRuleList []json.RawMessage
 	if c != nil {
 		rawRuleList = c.RuleList
-		if c.Settings != nil {
-			c.RuleList = append(c.RuleList, c.Settings.RuleList...)
-			rawRuleList = c.RuleList
-		}
 	}
 
 	for _, rawRule := range rawRuleList {
diff --git a/infra/conf/router_test.go b/infra/conf/router_test.go
index de4c8ed2..340b871c 100644
--- a/infra/conf/router_test.go
+++ b/infra/conf/router_test.go
@@ -64,36 +64,33 @@ func TestRouterConfig(t *testing.T) {
 	runMultiTestCase(t, []TestCase{
 		{
 			Input: `{
-				"strategy": "rules",
-				"settings": {
-					"domainStrategy": "AsIs",
-					"rules": [
-						{
-							"type": "field",
-							"domain": [
-								"baidu.com",
-								"qq.com"
-							],
-							"outboundTag": "direct"
-						},
-						{
-							"type": "field",
-							"ip": [
-								"10.0.0.0/8",
-								"::1/128"
-							],
-							"outboundTag": "test"
-						},{
-							"type": "field",
-							"port": "53, 443, 1000-2000",
-							"outboundTag": "test"
-						},{
-							"type": "field",
-							"port": 123,
-							"outboundTag": "test"
-						}
-					]
-				},
+				"domainStrategy": "AsIs",
+				"rules": [
+					{
+						"type": "field",
+						"domain": [
+							"baidu.com",
+							"qq.com"
+						],
+						"outboundTag": "direct"
+					},
+					{
+						"type": "field",
+						"ip": [
+							"10.0.0.0/8",
+							"::1/128"
+						],
+						"outboundTag": "test"
+					},{
+						"type": "field",
+						"port": "53, 443, 1000-2000",
+						"outboundTag": "test"
+					},{
+						"type": "field",
+						"port": 123,
+						"outboundTag": "test"
+					}
+				],
 				"balancers": [
 					{
 						"tag": "b1",
@@ -225,28 +222,25 @@ func TestRouterConfig(t *testing.T) {
 		},
 		{
 			Input: `{
-				"strategy": "rules",
-				"settings": {
-					"domainStrategy": "IPIfNonMatch",
-					"rules": [
-						{
-							"type": "field",
-							"domain": [
-								"baidu.com",
-								"qq.com"
-							],
-							"outboundTag": "direct"
-						},
-						{
-							"type": "field",
-							"ip": [
-								"10.0.0.0/8",
-								"::1/128"
-							],
-							"outboundTag": "test"
-						}
-					]
-				}
+				"domainStrategy": "IPIfNonMatch",
+				"rules": [
+					{
+						"type": "field",
+						"domain": [
+							"baidu.com",
+							"qq.com"
+						],
+						"outboundTag": "direct"
+					},
+					{
+						"type": "field",
+						"ip": [
+							"10.0.0.0/8",
+							"::1/128"
+						],
+						"outboundTag": "test"
+					}
+				]
 			}`,
 			Parser: createParser(),
 			Output: &router.Config{
@@ -289,68 +283,5 @@ func TestRouterConfig(t *testing.T) {
 				},
 			},
 		},
-		{
-			Input: `{
-				"domainStrategy": "AsIs",
-				"rules": [
-					{
-						"type": "field",
-						"domain": [
-							"baidu.com",
-							"qq.com"
-						],
-						"outboundTag": "direct"
-					},
-					{
-						"type": "field",
-						"ip": [
-							"10.0.0.0/8",
-							"::1/128"
-						],
-						"outboundTag": "test"
-					}
-				]
-			}`,
-			Parser: createParser(),
-			Output: &router.Config{
-				DomainStrategy: router.Config_AsIs,
-				Rule: []*router.RoutingRule{
-					{
-						Domain: []*router.Domain{
-							{
-								Type:  router.Domain_Plain,
-								Value: "baidu.com",
-							},
-							{
-								Type:  router.Domain_Plain,
-								Value: "qq.com",
-							},
-						},
-						TargetTag: &router.RoutingRule_Tag{
-							Tag: "direct",
-						},
-					},
-					{
-						Geoip: []*router.GeoIP{
-							{
-								Cidr: []*router.CIDR{
-									{
-										Ip:     []byte{10, 0, 0, 0},
-										Prefix: 8,
-									},
-									{
-										Ip:     []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
-										Prefix: 128,
-									},
-								},
-							},
-						},
-						TargetTag: &router.RoutingRule_Tag{
-							Tag: "test",
-						},
-					},
-				},
-			},
-		},
 	})
 }
diff --git a/infra/conf/xray.go b/infra/conf/xray.go
index 6daca0f7..07f70273 100644
--- a/infra/conf/xray.go
+++ b/infra/conf/xray.go
@@ -361,11 +361,6 @@ func (c *StatsConfig) Build() (*stats.Config, error) {
 }
 
 type Config struct {
-	// Port of this Point server.
-	// Deprecated: Port exists for historical compatibility
-	// and should not be used.
-	Port uint16 `json:"port"`
-
 	// Deprecated: Global transport config is no longer used
 	// left for returning error
 	Transport        map[string]json.RawMessage `json:"transport"`
@@ -597,14 +592,6 @@ func (c *Config) Build() (*core.Config, error) {
 		inbounds = append(inbounds, c.InboundConfigs...)
 	}
 
-	// Backward compatibility.
-	if len(inbounds) > 0 && inbounds[0].PortList == nil && c.Port > 0 {
-		inbounds[0].PortList = &PortList{[]PortRange{{
-			From: uint32(c.Port),
-			To:   uint32(c.Port),
-		}}}
-	}
-
 	if len(c.Transport) > 0 {
 		return nil, errors.New("Global transport config is deprecated")
 	}
diff --git a/infra/conf/xray_test.go b/infra/conf/xray_test.go
index 7d3e2c4c..d225dbf9 100644
--- a/infra/conf/xray_test.go
+++ b/infra/conf/xray_test.go
@@ -74,18 +74,15 @@ func TestXrayConfig(t *testing.T) {
 					}
 				}],
 				"routing": {
-					"strategy": "rules",
-					"settings": {
-						"rules": [
-							{
-								"ip": [
-									"10.0.0.0/8"
-								],
-								"type": "field",
-								"outboundTag": "blocked"
-							}
-						]
-					}
+					"rules": [
+						{
+							"ip": [
+								"10.0.0.0/8"
+							],
+							"type": "field",
+							"outboundTag": "blocked"
+						}
+					]
 				}
 			}`,
 			Parser: createParser(),