*
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean removeNode(N node);

  /**
   * Removes {@code edge} from this network, if it is present.
   *
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean removeEdge(E edge);

/**
 * A concrete interceptor chain that carries the entire interceptor chain: all application
 * interceptors, the OkHttp core, all network interceptors, and finally the network caller.
 *
 * If the chain is for an application interceptor then [exchange] must be null. Otherwise it is for
 * a network interceptor and [exchange] must be non-null.
 */
class RealInterceptorChain(
  internal val call: RealCall,

//
// See func [Dial] for a description of the network and address
// parameters.
func ResolveTCPAddr(network, address string) (*TCPAddr, error) {
	switch network {
	case "tcp", "tcp4", "tcp6":
	case "": // a hint wildcard for Go 1.0 undocumented behavior
		network = "tcp"
	default:
		return nil, UnknownNetworkError(network)
	}
	addrs, err := DefaultResolver.internetAddrList(context.Background(), network, address)
	if err != nil {

		}
	default:
		return UnknownNetworkError(network)
	}
	return nil
}

func checkSecondListener(network, address string, err error) error {
	switch network {
	case "tcp", "tcp4", "tcp6":
		if err == nil {
			return fmt.Errorf("%s should fail", network+" "+address)
		}
	case "udp", "udp4", "udp6":
		if err == nil {
			return fmt.Errorf("%s should fail", network+" "+address)
		}
	default:

func (d *dialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
	if network != "tcp" {
		return net.Dial(network, address)
	}
	// TODO: use context
	c, s := net.Pipe()
	err := d.proxyTo(s, d.cfg, address)
	if err != nil {
		return nil, err
	}
	return c, nil
}

func (d dialer) Dial(network, address string) (c net.Conn, err error) {

      }
    },
    "filter_chains": [
      {
        "filters": [
          {
            "name": "envoy.filters.network.http_connection_manager",
            "typed_config": {
              "@type": "type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager",
              "stat_prefix": "http",
              "route_config": {
                  "name": "default",

	// Initialize the encoder and decoder. Normally enc and dec would be
	// bound to network connections and the encoder and decoder would
	// run in different processes.
	var network bytes.Buffer        // Stand-in for a network connection
	enc := gob.NewEncoder(&network) // Will write to network.
	dec := gob.NewDecoder(&network) // Will read from network.

	// Encode (send) some values.
	err := enc.Encode(P{3, 4, 5, "Pythagoras"})

			t.Fatal("should not fail")
		}
	}
}

func TestIPConnRemoteName(t *testing.T) {
	network := "ip:tcp"
	if !testableNetwork(network) {
		t.Skipf("skipping %s test", network)
	}

	raddr := &IPAddr{IP: IPv4(127, 0, 0, 1).To4()}
	c, err := DialIP(network, &IPAddr{IP: IPv4(127, 0, 0, 1)}, raddr)
	if testenv.SyscallIsNotSupported(err) {

apiVersion: release-notes/v2
kind: feature
area: installation

releaseNotes:
- |
  **Improved** multi-network configuration so that labeling a service with `topology.istio.io/network=network-name` can

import org.testcontainers.containers.MockServerContainer
import org.testcontainers.containers.Network
import org.testcontainers.junit.jupiter.Container
import org.testcontainers.junit.jupiter.Testcontainers
import org.testcontainers.utility.DockerImageName

@Testcontainers
class SocksProxyTest {
  val network: Network = Network.newNetwork()

  @Container
  val mockServer: MockServerContainer =