diff --git a/infra/conf/transport_internet.go b/infra/conf/transport_internet.go
index 83deadbf45dc..5beb5e1f974c 100644
--- a/infra/conf/transport_internet.go
+++ b/infra/conf/transport_internet.go
@@ -149,6 +149,7 @@ type WebSocketConfig struct {
 	Path                string            `json:"path"`
 	Headers             map[string]string `json:"headers"`
 	AcceptProxyProtocol bool              `json:"acceptProxyProtocol"`
+	Heartbeat           uint32            `json:"heartbeat"`
 }
 
 // Build implements Buildable.
@@ -178,6 +179,7 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
 		Header:              c.Headers,
 		AcceptProxyProtocol: c.AcceptProxyProtocol,
 		Ed:                  ed,
+		Heartbeat:           c.Heartbeat,
 	}
 	return config, nil
 }
diff --git a/transport/internet/splithttp/browser_client.go b/transport/internet/splithttp/browser_client.go
index 14ecaaf15871..0be731c9eafd 100644
--- a/transport/internet/splithttp/browser_client.go
+++ b/transport/internet/splithttp/browser_client.go
@@ -25,7 +25,7 @@ func (c *BrowserDialerClient) OpenDownload(ctx context.Context, baseURL string)
 		return nil, dummyAddr, dummyAddr, err
 	}
 
-	return websocket.NewConnection(conn, dummyAddr, nil), conn.RemoteAddr(), conn.LocalAddr(), nil
+	return websocket.NewConnection(conn, dummyAddr, nil, 0), conn.RemoteAddr(), conn.LocalAddr(), nil
 }
 
 func (c *BrowserDialerClient) SendUploadRequest(ctx context.Context, url string, payload io.ReadWriteCloser, contentLength int64) error {
diff --git a/transport/internet/websocket/config.pb.go b/transport/internet/websocket/config.pb.go
index 518cf6e85de1..f17a22a82675 100644
--- a/transport/internet/websocket/config.pb.go
+++ b/transport/internet/websocket/config.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.35.1
-// 	protoc        v5.28.2
+// 	protoc-gen-go v1.35.2
+// 	protoc        v5.28.3
 // source: transport/internet/websocket/config.proto
 
 package websocket
@@ -30,6 +30,7 @@ type Config struct {
 	Header              map[string]string `protobuf:"bytes,3,rep,name=header,proto3" json:"header,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
 	AcceptProxyProtocol bool              `protobuf:"varint,4,opt,name=accept_proxy_protocol,json=acceptProxyProtocol,proto3" json:"accept_proxy_protocol,omitempty"`
 	Ed                  uint32            `protobuf:"varint,5,opt,name=ed,proto3" json:"ed,omitempty"`
+	Heartbeat           uint32            `protobuf:"varint,6,opt,name=heartbeat,proto3" json:"heartbeat,omitempty"`
 }
 
 func (x *Config) Reset() {
@@ -97,6 +98,13 @@ func (x *Config) GetEd() uint32 {
 	return 0
 }
 
+func (x *Config) GetHeartbeat() uint32 {
+	if x != nil {
+		return x.Heartbeat
+	}
+	return 0
+}
+
 var File_transport_internet_websocket_config_proto protoreflect.FileDescriptor
 
 var file_transport_internet_websocket_config_proto_rawDesc = []byte{
@@ -104,8 +112,8 @@ var file_transport_internet_websocket_config_proto_rawDesc = []byte{
 	0x72, 0x6e, 0x65, 0x74, 0x2f, 0x77, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x2f, 0x63,
 	0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x21, 0x78, 0x72, 0x61,
 	0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65,
-	0x72, 0x6e, 0x65, 0x74, 0x2e, 0x77, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x22, 0xfe,
-	0x01, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x12, 0x0a, 0x04, 0x68, 0x6f, 0x73,
+	0x72, 0x6e, 0x65, 0x74, 0x2e, 0x77, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x22, 0x9c,
+	0x02, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x12, 0x0a, 0x04, 0x68, 0x6f, 0x73,
 	0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x12, 0x12, 0x0a,
 	0x04, 0x70, 0x61, 0x74, 0x68, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x70, 0x61, 0x74,
 	0x68, 0x12, 0x4d, 0x0a, 0x06, 0x68, 0x65, 0x61, 0x64, 0x65, 0x72, 0x18, 0x03, 0x20, 0x03, 0x28,
@@ -117,19 +125,21 @@ var file_transport_internet_websocket_config_proto_rawDesc = []byte{
 	0x5f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x18, 0x04, 0x20, 0x01, 0x28, 0x08, 0x52,
 	0x13, 0x61, 0x63, 0x63, 0x65, 0x70, 0x74, 0x50, 0x72, 0x6f, 0x78, 0x79, 0x50, 0x72, 0x6f, 0x74,
 	0x6f, 0x63, 0x6f, 0x6c, 0x12, 0x0e, 0x0a, 0x02, 0x65, 0x64, 0x18, 0x05, 0x20, 0x01, 0x28, 0x0d,
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-	0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
-	0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x02,
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-	0x77, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x50, 0x01, 0x5a, 0x36, 0x67, 0x69, 0x74,
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+	0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03,
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+	0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d,
+	0x63, 0x6f, 0x72, 0x65, 0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69,
+	0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2f, 0x77, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65,
+	0x74, 0xaa, 0x02, 0x21, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f,
+	0x72, 0x74, 0x2e, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x57, 0x65, 0x62, 0x73,
+	0x6f, 0x63, 0x6b, 0x65, 0x74, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/transport/internet/websocket/config.proto b/transport/internet/websocket/config.proto
index 6c6ce7dd8164..2777ed6f6507 100644
--- a/transport/internet/websocket/config.proto
+++ b/transport/internet/websocket/config.proto
@@ -12,4 +12,5 @@ message Config {
   map<string, string> header = 3;
   bool accept_proxy_protocol = 4;
   uint32 ed = 5;
+  uint32 heartbeat = 6;
 }
diff --git a/transport/internet/websocket/connection.go b/transport/internet/websocket/connection.go
index 3ccead4778ac..49b6ab8e62d5 100644
--- a/transport/internet/websocket/connection.go
+++ b/transport/internet/websocket/connection.go
@@ -22,7 +22,18 @@ type connection struct {
 	remoteAddr net.Addr
 }
 
-func NewConnection(conn *websocket.Conn, remoteAddr net.Addr, extraReader io.Reader) *connection {
+func NewConnection(conn *websocket.Conn, remoteAddr net.Addr, extraReader io.Reader, heartbeat uint32) *connection {
+	if heartbeat != 0 {
+		go func() {
+			for {
+				time.Sleep(time.Duration(heartbeat) * time.Second)
+				if err := conn.WriteControl(websocket.PingMessage, []byte(""), time.Time{}); err != nil {
+					break
+				}
+			}
+		}()
+	}
+
 	return &connection{
 		conn:       conn,
 		remoteAddr: remoteAddr,
diff --git a/transport/internet/websocket/dialer.go b/transport/internet/websocket/dialer.go
index aa15c1a64314..4fde869a64f2 100644
--- a/transport/internet/websocket/dialer.go
+++ b/transport/internet/websocket/dialer.go
@@ -99,7 +99,7 @@ func dialWebSocket(ctx context.Context, dest net.Destination, streamSettings *in
 			return nil, err
 		}
 
-		return NewConnection(conn, conn.RemoteAddr(), nil), nil
+		return NewConnection(conn, conn.RemoteAddr(), nil, wsSettings.Heartbeat), nil
 	}
 
 	header := wsSettings.GetRequestHeader()
@@ -117,7 +117,7 @@ func dialWebSocket(ctx context.Context, dest net.Destination, streamSettings *in
 		return nil, errors.New("failed to dial to (", uri, "): ", reason).Base(err)
 	}
 
-	return NewConnection(conn, conn.RemoteAddr(), nil), nil
+	return NewConnection(conn, conn.RemoteAddr(), nil, wsSettings.Heartbeat), nil
 }
 
 type delayDialConn struct {
diff --git a/transport/internet/websocket/hub.go b/transport/internet/websocket/hub.go
index 6e07d9a0698a..c82c0f1bc645 100644
--- a/transport/internet/websocket/hub.go
+++ b/transport/internet/websocket/hub.go
@@ -73,7 +73,7 @@ func (h *requestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Req
 		}
 	}
 
-	h.ln.addConn(NewConnection(conn, remoteAddr, extraReader))
+	h.ln.addConn(NewConnection(conn, remoteAddr, extraReader, h.ln.config.Heartbeat))
 }
 
 type Listener struct {