* <p>
     * Specifically, if the SID has
     * been resolved and it is not a domain SID or builtin account,
     * the full DOMAIN\name form of the account will be
     * returned (e.g. MYDOM\alice or MYDOM\Domain Users).
     * If the SID has been resolved but it is is a domain SID,
     * only the domain name will be returned (e.g. MYDOM).
     * If the SID has been resolved but it is a builtin account,

     *            The hostname of the server that should be queried. For maximum efficiency this should be the hostname
     *            of a domain controller however a member server will work as well and a domain controller may not
     *            return names for SIDs corresponding to local accounts for which the domain controller is not an
     *            authority.
     * @param tc

    }
    public boolean isTrustedDomain(String domain,
                    NtlmPasswordAuthentication auth) throws SmbAuthException
    {
        HashMap domains = getTrustedDomains(auth);
        if (domains == null)
            return false;
        domain = domain.toLowerCase();
        return domains.get(domain) != null;
    }
    public SmbTransport getDc(String domain,

    public boolean isTrustedDomain ( CIFSContext tf, String domain ) throws SmbAuthException {
        synchronized ( this.domainsLock ) {
            Map<String, Map<String, CacheEntry<DfsReferralDataInternal>>> domains = getTrustedDomains(tf);
            if ( domains == null )
                return false;
            domain = domain.toLowerCase(Locale.ROOT);
            return domains.get(domain) != null;
        }
    }

     * 
     * @param domsid
     * @param id
     */
    public SID ( SID domsid, SID id ) {
        this.revision = domsid.revision;
        this.identifier_authority = domsid.identifier_authority;
        this.sub_authority_count = (byte) ( domsid.sub_authority_count + id.sub_authority_count );
        this.sub_authority = new int[this.sub_authority_count];
        int i;
        for ( i = 0; i < domsid.sub_authority_count; i++ ) {

* **TCP doesn't know about "domains"**. Only about IP addresses.
    * The information about the **specific domain** requested goes in the **HTTP data**.
* The **HTTPS certificates** "certify" a **certain domain**, but the protocol and encryption happen at the TCP level, **before knowing** which domain is being dealt with.

   * </ul>
   *
   * @param domain A domain name (not IP address)
   * @throws IllegalArgumentException if {@code domain} is not syntactically valid according to
   *     {@link #isValid}
   * @since 10.0 (previously named {@code fromLenient})
   */
  @CanIgnoreReturnValue // TODO(b/219820829): consider removing
  public static InternetDomainName from(String domain) {
    return new InternetDomainName(checkNotNull(domain));

* **TCP weiß nichts über „<abbr title="Domäne, Bereich, Wirkungsraum">Domains</abbr>“**. Nur über IP-Adressen.
    * Die Informationen über die angeforderte **spezifische Domain** befinden sich in den **HTTP-Daten**.
* Die **HTTPS-Zertifikate** „zertifizieren“ eine **bestimmte Domain**, aber das Protokoll und die Verschlüsselung erfolgen auf TCP-Ebene, **ohne zu wissen**, um welche Domain es sich handelt.

   * </ul>
   *
   * @param domain A domain name (not IP address)
   * @throws IllegalArgumentException if {@code domain} is not syntactically valid according to
   *     {@link #isValid}
   * @since 10.0 (previously named {@code fromLenient})
   */
  @CanIgnoreReturnValue // TODO(b/219820829): consider removing
  public static InternetDomainName from(String domain) {
    return new InternetDomainName(checkNotNull(domain));

/**
 * A descriptor for a <i>discrete</i> {@code Comparable} domain such as all {@link Integer}
 * instances. A discrete domain is one that supports the three basic operations: {@link #next},
 * {@link #previous} and {@link #distance}, according to their specifications. The methods {@link
 * #minValue} and {@link #maxValue} should also be overridden for bounded types.
 *