- GCE does not support LoadBalancer Services with ports with different protocols (TCP and UDP) ([#115966](https://github.com/kubernetes/kubernetes/pull/115966), [@aojea](https://github.com/aojea)) [SIG Apps and Cloud Provider]

    assertThat(Protocol.SPDY_3.toString()).isEqualTo("spdy/3.1")
    assertThat(Protocol.HTTP_2.toString()).isEqualTo("h2")
    assertThat(Protocol.H2_PRIOR_KNOWLEDGE.toString())
      .isEqualTo("h2_prior_knowledge")
    assertThat(Protocol.QUIC.toString()).isEqualTo("quic")
    assertThat(Protocol.HTTP_3.toString()).isEqualTo("h3")
  }

            throws IOException {
        synchronized (PROTOCOL_HANDLERS) {
            URLStreamHandler handler = (URLStreamHandler)
                    PROTOCOL_HANDLERS.get(protocol);
            if (handler != null) return handler;
            if (factory != null) {
                handler = factory.createURLStreamHandler(protocol);
            }

    }

    /**
     * Get the protocol of the proxy server.
     *
     * @return the protocol of the proxy server
     */
    public String getProtocol() {
        return protocol;
    }

    /**
     * @param protocol the protocol of the proxy server like <i>SOCKSv4</i>
     */
    public void setProtocol(String protocol) {
        this.protocol = protocol;
    }

        final String value = System.getProperty("java.protocol.handler.pkgs");
        if (StringUtil.isEmpty(value)) {
            buf.append("org.codelibs.fess.net.protocol");
        } else if (!value.contains("org.codelibs.fess.net.protocol")) {
            buf.append("|org.codelibs.fess.net.protocol");
        }
        if (buf.length() > 0) {
            System.setProperty("java.protocol.handler.pkgs", buf.toString());
        }
    }

- To ensure the code be strong,  add unit test for GetAddressAndDialer ([#93180](https://github.com/kubernetes/kubernetes/pull/93180), [@FreeZhang61](https://github.com/FreeZhang61)) [SIG Node]
- UDP and SCTP protocols can left stale connections that need to be cleared to avoid services disruption, but they can cause problems that are hard to debug.

        val sslSocket = doSsl(socket)
        val protocolString = Platform.get().getSelectedProtocol(sslSocket)
        val protocol = if (protocolString != null) get(protocolString) else null
        if (protocol != Protocol.HTTP_2) {
          throw ProtocolException("Protocol $protocol unsupported")
        }
        val connection =
          Http2Connection.Builder(false, TaskRunner.INSTANCE)
            .socket(sslSocket)

  body.close()
}

fun Response.commonToString(): String = "Response{protocol=$protocol, code=$code, message=$message, url=${request.url}}"

fun Response.Builder.commonRequest(request: Request) =
  apply {
    this.request = request
  }

fun Response.Builder.commonProtocol(protocol: Protocol) =
  apply {
    this.protocol = protocol
  }

fun Response.Builder.commonCode(code: Int) =
  apply {

    private static URLStreamHandler getDefaultStreamHandler ( String protocol ) throws IOException {
        synchronized ( PROTOCOL_HANDLERS ) {
            URLStreamHandler handler = PROTOCOL_HANDLERS.get(protocol);
            if ( handler != null )
                return handler;
            if ( factory != null ) {
                handler = factory.createURLStreamHandler(protocol);
            }
            if ( handler == null ) {

import java.net.ProtocolException
import okhttp3.Protocol
import okhttp3.Response
import okio.IOException

/** An HTTP response status line like "HTTP/1.1 200 OK". */
class StatusLine(
  @JvmField val protocol: Protocol,
  @JvmField val code: Int,
  @JvmField val message: String,
) {
  override fun toString(): String {
    return buildString {
      if (protocol == Protocol.HTTP_1_0) {
        append("HTTP/1.0")
      } else {