diff --git a/app/proxyman/config.go b/app/proxyman/config.go
index 6a4140634..9c5ac6bdf 100644
--- a/app/proxyman/config.go
+++ b/app/proxyman/config.go
@@ -21,7 +21,7 @@ func (s *AllocationStrategy) GetRefreshValue() uint32 {
 	return s.Refresh.Value
 }
 
-func (c *OutboundHandlerConfig) GetProxyHandler(ctx context.Context) (proxy.OutboundHandler, error) {
+func (c *OutboundHandlerConfig) GetProxyHandler(ctx context.Context) (proxy.Outbound, error) {
 	if c == nil {
 		return nil, errors.New("Proxyman: OutboundHandlerConfig is nil.")
 	}
diff --git a/app/proxyman/inbound/always.go b/app/proxyman/inbound/always.go
index 8eace8529..34f1512c8 100644
--- a/app/proxyman/inbound/always.go
+++ b/app/proxyman/inbound/always.go
@@ -11,7 +11,7 @@ import (
 )
 
 type AlwaysOnInboundHandler struct {
-	proxy   proxy.InboundHandler
+	proxy   proxy.Inbound
 	workers []worker
 }
 
@@ -72,7 +72,7 @@ func (h *AlwaysOnInboundHandler) Close() {
 	}
 }
 
-func (h *AlwaysOnInboundHandler) GetRandomInboundProxy() (proxy.InboundHandler, net.Port, int) {
+func (h *AlwaysOnInboundHandler) GetRandomInboundProxy() (proxy.Inbound, net.Port, int) {
 	w := h.workers[dice.Roll(len(h.workers))]
 	return w.Proxy(), w.Port(), 9999
 }
diff --git a/app/proxyman/inbound/dynamic.go b/app/proxyman/inbound/dynamic.go
index 64c913968..47af6a625 100644
--- a/app/proxyman/inbound/dynamic.go
+++ b/app/proxyman/inbound/dynamic.go
@@ -136,7 +136,7 @@ func (h *DynamicInboundHandler) Close() {
 	h.cancel()
 }
 
-func (h *DynamicInboundHandler) GetRandomInboundProxy() (proxy.InboundHandler, v2net.Port, int) {
+func (h *DynamicInboundHandler) GetRandomInboundProxy() (proxy.Inbound, v2net.Port, int) {
 	w := h.worker[dice.Roll(len(h.worker))]
 	expire := h.receiverConfig.AllocationStrategy.GetRefreshValue() - uint32(time.Since(h.lastRefresh)/time.Minute)
 	return w.Proxy(), w.Port(), int(expire)
diff --git a/app/proxyman/inbound/worker.go b/app/proxyman/inbound/worker.go
index 1820554ae..892550fea 100644
--- a/app/proxyman/inbound/worker.go
+++ b/app/proxyman/inbound/worker.go
@@ -21,13 +21,13 @@ type worker interface {
 	Start() error
 	Close()
 	Port() v2net.Port
-	Proxy() proxy.InboundHandler
+	Proxy() proxy.Inbound
 }
 
 type tcpWorker struct {
 	address          v2net.Address
 	port             v2net.Port
-	proxy            proxy.InboundHandler
+	proxy            proxy.Inbound
 	stream           *internet.StreamConfig
 	recvOrigDest     bool
 	tag              string
@@ -56,7 +56,7 @@ func (w *tcpWorker) callback(conn internet.Connection) {
 	conn.Close()
 }
 
-func (w *tcpWorker) Proxy() proxy.InboundHandler {
+func (w *tcpWorker) Proxy() proxy.Inbound {
 	return w.proxy
 }
 
@@ -148,7 +148,7 @@ func (*udpConn) SetReusable(bool) {}
 type udpWorker struct {
 	sync.RWMutex
 
-	proxy        proxy.InboundHandler
+	proxy        proxy.Inbound
 	hub          *udp.Hub
 	address      v2net.Address
 	port         v2net.Port
@@ -264,6 +264,6 @@ func (w *udpWorker) Port() v2net.Port {
 	return w.port
 }
 
-func (w *udpWorker) Proxy() proxy.InboundHandler {
+func (w *udpWorker) Proxy() proxy.Inbound {
 	return w.proxy
 }
diff --git a/app/proxyman/outbound/handler.go b/app/proxyman/outbound/handler.go
index 3caca46fc..625d1c908 100644
--- a/app/proxyman/outbound/handler.go
+++ b/app/proxyman/outbound/handler.go
@@ -20,7 +20,7 @@ import (
 type Handler struct {
 	config          *proxyman.OutboundHandlerConfig
 	senderSettings  *proxyman.SenderConfig
-	proxy           proxy.OutboundHandler
+	proxy           proxy.Outbound
 	outboundManager proxyman.OutboundHandlerManager
 }
 
diff --git a/app/proxyman/proxyman.go b/app/proxyman/proxyman.go
index f6dde91d0..b323d404f 100644
--- a/app/proxyman/proxyman.go
+++ b/app/proxyman/proxyman.go
@@ -22,7 +22,7 @@ type InboundHandler interface {
 	Close()
 
 	// For migration
-	GetRandomInboundProxy() (proxy.InboundHandler, net.Port, int)
+	GetRandomInboundProxy() (proxy.Inbound, net.Port, int)
 }
 
 type OutboundHandlerManager interface {
diff --git a/proxy/handler_cache.go b/proxy/handler_cache.go
index 5c4bc1552..3878332b3 100644
--- a/proxy/handler_cache.go
+++ b/proxy/handler_cache.go
@@ -7,26 +7,26 @@ import (
 	"v2ray.com/core/common/errors"
 )
 
-func CreateInboundHandler(ctx context.Context, config interface{}) (InboundHandler, error) {
+func CreateInboundHandler(ctx context.Context, config interface{}) (Inbound, error) {
 	handler, err := common.CreateObject(ctx, config)
 	if err != nil {
 		return nil, err
 	}
 	switch h := handler.(type) {
-	case InboundHandler:
+	case Inbound:
 		return h, nil
 	default:
 		return nil, errors.New("Proxy: Not a InboundHandler.")
 	}
 }
 
-func CreateOutboundHandler(ctx context.Context, config interface{}) (OutboundHandler, error) {
+func CreateOutboundHandler(ctx context.Context, config interface{}) (Outbound, error) {
 	handler, err := common.CreateObject(ctx, config)
 	if err != nil {
 		return nil, err
 	}
 	switch h := handler.(type) {
-	case OutboundHandler:
+	case Outbound:
 		return h, nil
 	default:
 		return nil, errors.New("Proxy: Not a OutboundHandler.")
diff --git a/proxy/proxy.go b/proxy/proxy.go
index 71c226760..ddcea305e 100644
--- a/proxy/proxy.go
+++ b/proxy/proxy.go
@@ -9,15 +9,15 @@ import (
 	"v2ray.com/core/transport/ray"
 )
 
-// An InboundHandler handles inbound network connections to V2Ray.
-type InboundHandler interface {
+// An Inbound processes inbound connections.
+type Inbound interface {
 	Network() net.NetworkList
 
 	Process(context.Context, net.Network, internet.Connection) error
 }
 
-// An OutboundHandler handles outbound network connection for V2Ray.
-type OutboundHandler interface {
+// An Outbound process outbound connections.
+type Outbound interface {
 	Process(context.Context, ray.OutboundRay) error
 }