if (tc.getDfs().isTrustedDomain(tc, locator.getServer())) {
            /*
             * The server name is actually the name of a trusted
             * domain. Add DFS roots to the list.
             */
            try {
                entries = doDfsRootEnum(tc, locator, locator.getAddress());
                for (final FileEntry e : entries) {

        // Prepare test data with realistic SMB3 values
        byte[] buffer = new byte[50];
        int bufferIndex = 0;

        // SMB3 capabilities
        int testCapabilities = 0x0000002F; // DFS, LEASING, LARGE_MTU, MULTI_CHANNEL, PERSISTENT_HANDLES, DIRECTORY_LEASING

        // Random but realistic GUID

    int NT_STATUS_ACCOUNT_LOCKED_OUT = 0xC0000234;
    /** The remote system refused the network connection */
    int NT_STATUS_CONNECTION_REFUSED = 0xC0000236;
    /** The pathname does not traverse a DFS junction */
    int NT_STATUS_PATH_NOT_COVERED = 0xC0000257;
    /** The IO operation on the reparse point failed */
    int NT_STATUS_IO_REPARSE_TAG_NOT_HANDLED = 0xC0000279;

        assertFalse(config.isUseBatching());
        assertTrue(config.isUseUnicode());
        assertFalse(config.isForceUnicode());
    }

    @Test
    @DisplayName("Test DFS configuration getters")
    void testDfsConfigurationGetters() {
        assertFalse(config.isDfsDisabled());
        assertFalse(config.isDfsStrictView());
        assertEquals(300L, config.getDfsTtl());

 *
 * Be advised that short/NetBIOS name usage is not supported with this authenticator. Always specify full FQDNs.
 * This can be a problem if using DFS in it's default configuration as they still return referrals in short form.
 * See <a href="https://support.microsoft.com/en-us/kb/244380">KB-244380</a> for compatible server configuration.

 * get proper ticket caching.
 *
 * Be advised that short/NetBIOS name usage is not supported with this authenticator. Always specify full FQDNs/Realm.
 * This can be a problem if using DFS in it's default configuration as that still returns referrals in short form.
 * See <a href="https://support.microsoft.com/en-us/kb/244380">KB-244380</a> for compatible server configuration.

            assertEquals("testServer", handle.getServer());
        }

        @Test
        @DisplayName("Should return correct server name with DFS")
        void testGetServerWithDfs() throws Exception {
            DcerpcPipeHandle handle = createMockedDcerpcPipeHandle();
            when(mockSmbResourceLocator.getServerWithDfs()).thenReturn("testServerDfs");

- Compatibility testing with Windows Server 2016/2019/2022

### Test Infrastructure Requirements
- Windows Server test environment with:
  - Failover clustering
  - RDMA-capable network adapters
  - DFS namespace
  - Multiple network interfaces

## Configuration Properties

```properties
# Lease configuration
jcifs.smb.client.useLeases=true
jcifs.smb.client.leaseTimeout=30000

# Persistent handles

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.Configuration;
import jcifs.internal.dfs.DfsReferralRequestBuffer;
import jcifs.internal.smb1.trans.SmbComTransaction;

class Trans2GetDfsReferralTest {

    @Mock
    private Configuration mockConfig;

        assertNotNull(s2);
        assertEquals(1, transport.getNumSessions(), "Should reuse existing session");
        s2.close();
    }

    @Test
    @DisplayName("DFS referrals: invalid double-slash prefix triggers exception")
    void dfsReferrals_invalidPath() {
        CIFSException ex = assertThrows(CIFSException.class, () -> transport.getDfsReferrals(ctx, "\\\\server\\share", null, null, 1));