diff --git a/internal/transport/turndial/turndial.go b/internal/transport/turndial/turndial.go
index b8327c6..29d32c3 100644
--- a/internal/transport/turndial/turndial.go
+++ b/internal/transport/turndial/turndial.go
@@ -86,7 +86,7 @@ func Open(ctx context.Context, cfg Config, peer *net.UDPAddr, user, pass, rawAdd
 		closeConn func() error
 	)
 	if cfg.TransportUDP {
-		raw, derr := (&net.Dialer{Control: netctl.Apply}).Dial("udp", turnServerUDPAddr.String())
+		raw, derr := (&net.Dialer{Control: netctl.Apply}).DialContext(ctx, "udp", turnServerUDPAddr.String())
 		if derr != nil {
 			return nil, fmt.Errorf("dial TURN (udp): %w", derr)
 		}
@@ -150,7 +150,18 @@ func Open(ctx context.Context, cfg Config, peer *net.UDPAddr, user, pass, rawAdd
 		}
 		return nil, fmt.Errorf("TURN listen: %w", err)
 	}
+	// Allocate не принимает ctx: отмену доставляет закрытие клиента и транспорта.
+	stopCancel := context.AfterFunc(ctx, func() {
+		client.Close()
+		_ = closeConn()
+	})
 	relay, err := client.Allocate()
+	if !stopCancel() {
+		if err == nil {
+			_ = relay.Close()
+		}
+		return nil, fmt.Errorf("TURN allocate: %w", ctx.Err())
+	}
 	if err != nil {
 		client.Close()
 		if cerr := closeConn(); cerr != nil {
diff --git a/internal/transport/turndial/turndial_test.go b/internal/transport/turndial/turndial_test.go
index facdbed..8df0013 100644
--- a/internal/transport/turndial/turndial_test.go
+++ b/internal/transport/turndial/turndial_test.go
@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"github.com/pion/stun/v3"
+	"github.com/pion/turn/v5"
 )
 
 func TestIsQuotaError(t *testing.T) {
@@ -49,3 +50,86 @@ func TestOpen_HostOverrideApplied(t *testing.T) {
 		t.Fatalf("expected dial error, got: %v", err)
 	}
 }
+
+// Молчащий TURN: отмена ctx обязана прервать Allocate, а не ждать ретрансмиты pion.
+func TestOpen_CancelInterruptsAllocate(t *testing.T) {
+	for _, udp := range []bool{false, true} {
+		t.Run(fmt.Sprintf("udp=%v", udp), func(t *testing.T) {
+			addr := silentTURN(t, udp)
+			ctx, cancel := context.WithTimeout(t.Context(), 100*time.Millisecond)
+			defer cancel()
+			peer := &net.UDPAddr{IP: net.ParseIP("1.2.3.4"), Port: 1}
+
+			start := time.Now()
+			_, err := Open(ctx, Config{TransportUDP: udp}, peer, "u", "p", addr)
+			if d := time.Since(start); d > time.Second {
+				t.Fatalf("Open returned after %s, want prompt cancel", d)
+			}
+			if !errors.Is(err, context.DeadlineExceeded) {
+				t.Fatalf("Open = %v, want context.DeadlineExceeded", err)
+			}
+		})
+	}
+}
+
+func silentTURN(t *testing.T, udp bool) string {
+	t.Helper()
+	if udp {
+		pc, err := (&net.ListenConfig{}).ListenPacket(t.Context(), "udp", "127.0.0.1:0")
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Cleanup(func() { _ = pc.Close() })
+		return pc.LocalAddr().String()
+	}
+	ln, err := (&net.ListenConfig{}).Listen(t.Context(), "tcp", "127.0.0.1:0")
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Cleanup(func() { _ = ln.Close() })
+	go func() {
+		for {
+			c, err := ln.Accept()
+			if err != nil {
+				return
+			}
+			t.Cleanup(func() { _ = c.Close() })
+		}
+	}()
+	return ln.Addr().String()
+}
+
+// Успешный Allocate: хук отмены снят, Stream переживает последующую отмену ctx.
+func TestOpen_AllocateThenCancelKeepsStream(t *testing.T) {
+	pc, err := (&net.ListenConfig{}).ListenPacket(t.Context(), "udp4", "127.0.0.1:0")
+	if err != nil {
+		t.Fatal(err)
+	}
+	srv, err := turn.NewServer(turn.ServerConfig{
+		Realm: "test",
+		AuthHandler: func(ra *turn.RequestAttributes) (string, []byte, bool) {
+			return ra.Username, turn.GenerateAuthKey(ra.Username, ra.Realm, "p"), true
+		},
+		PacketConnConfigs: []turn.PacketConnConfig{{
+			PacketConn:            pc,
+			RelayAddressGenerator: &turn.RelayAddressGeneratorStatic{RelayAddress: net.ParseIP("127.0.0.1"), Address: "127.0.0.1"},
+		}},
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Cleanup(func() { _ = srv.Close() })
+
+	ctx, cancel := context.WithCancel(t.Context())
+	peer := &net.UDPAddr{IP: net.ParseIP("127.0.0.1"), Port: 1}
+	stream, err := Open(ctx, Config{TransportUDP: true}, peer, "u", "p", pc.LocalAddr().String())
+	if err != nil {
+		t.Fatalf("Open: %v", err)
+	}
+	defer func() { _ = stream.Close() }()
+	cancel()
+	time.Sleep(50 * time.Millisecond)
+	if _, err := stream.Relay.WriteTo([]byte("x"), peer); err != nil {
+		t.Fatalf("relay closed by cancelled ctx: %v", err)
+	}
+}