then:
        InvalidUserDataException e = thrown()
        e.message == "Not a supported repository protocol 'unsupported': valid protocols are [protocol1, protocol2a, protocol2b]"
    }

    def "cannot creates a transport for mixed url scheme"() {
        when:
        createTransport(['protocol1', 'protocol2b'] as Set, null, [])

        then:
        InvalidUserDataException e = thrown()

        listener.withWorkerLoggingProtocol(protocol2) {
            listener.onOutput(logEvent2)
            listener.onOutput(logEvent3)
        }
        listener.onOutput(logEvent4)

        then:
        1 * protocol1.sendOutputEvent(logEvent1)
        1 * protocol2.sendOutputEvent(logEvent2)
        1 * protocol2.sendOutputEvent(logEvent3)
        1 * protocol1.sendOutputEvent(logEvent4)
    }

	conn, protocol, err := dialer.Dial("protocol1")
	if err != nil {
		t.Fatal(err)
	}
	if conn != upgrader.conn {
		t.Errorf("unexpected connection: %#v", conn)
	}
	if !upgrader.called {
		t.Errorf("request not called")
	}
	_ = protocol

			return fmt.Errorf("%s: got ServerName %s, want %s", errorType, c.ServerName, "example.golang")
		}
		if c.NegotiatedProtocol != "protocol1" {
			return fmt.Errorf("%s: got NegotiatedProtocol %s, want %s", errorType, c.NegotiatedProtocol, "protocol1")
		}
		if c.CipherSuite == 0 {
			return fmt.Errorf("%s: got CipherSuite 0, want non-zero", errorType)
		}
		wantDidResume := false

        HTTP_1_0.protocol -> HTTP_1_0
        HTTP_1_1.protocol -> HTTP_1_1
        H2_PRIOR_KNOWLEDGE.protocol -> H2_PRIOR_KNOWLEDGE
        HTTP_2.protocol -> HTTP_2
        SPDY_3.protocol -> SPDY_3
        QUIC.protocol -> QUIC
        else -> {
          // Support HTTP3 draft like h3-29
          if (protocol.startsWith(HTTP_3.protocol)) HTTP_3 else throw IOException("Unexpected protocol: $protocol")
        }

issue:
- 24379
releaseNotes:
- |
  **Removed** the protocol detection timeout by default, reducing traffic failures during slow connections.
upgradeNotes:
- title: Protocol Detection Timeout Changes
  content: |
    In order to support permissive mTLS traffic as well as [automatic protocol detection](istio.io/latest/docs/ops/configuration/traffic-management/protocol-selection/#automatic-protocol-selection),

	filteredProtocols := []string{}
	for _, protocolHeader := range req.Header[protocolHeader] {
		for _, protocol := range strings.Split(protocolHeader, ",") {
			protocol = strings.TrimSpace(protocol)

			if !strings.HasPrefix(protocol, bearerProtocolPrefix) {
				filteredProtocols = append(filteredProtocols, protocol)
				continue
			}

			if sawTokenProtocol {

// limitations under the License.

// An example implementation of a client.

package forwarder

import (
	"context"

	"istio.io/istio/pkg/test/echo/proto"
)

type protocol interface {
	ForwardEcho(ctx context.Context, c *Config) (*proto.ForwardEchoResponse, error)
	Close() error

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package protoconv

import (
	"fmt"

	udpa "github.com/cncf/xds/go/udpa/type/v1"
	"google.golang.org/protobuf/encoding/prototext"
	"google.golang.org/protobuf/proto"
	"google.golang.org/protobuf/types/known/anypb"

    - 10.0.0.1
  exportTo:
    - "."
  ports:
    - number: 443
      name: https
      protocol: HTTPS
  location: MESH_EXTERNAL
  resolution: DNS
---
apiVersion: networking.istio.io/v1alpha3
kind: ServiceEntry
metadata:
  name: service-entry-test-03 # Expected: validation error missing addresses and protocol
  namespace: default
spec:
  hosts:
    - 'istio.io'
  exportTo:
    - "."
  ports: