// Send FSCTL_QUERY_NETWORK_INTERFACE_INFO per MS-SMB2 3.2.4.23
        Smb2IoctlRequest request =
                new Smb2IoctlRequest(context.getConfig(), Smb2IoctlRequest.FSCTL_QUERY_NETWORK_INTERFACE_INFO, new byte[16] // Reserved/Unused file ID
                );
        request.setMaxOutputResponse(65536);
        request.setFlags(Smb2IoctlRequest.SMB2_O_IOCTL_IS_FSCTL);

import jcifs.internal.smb2.info.Smb2SetInfoRequest;
import jcifs.internal.smb2.io.Smb2FlushRequest;
import jcifs.internal.smb2.io.Smb2ReadRequest;
import jcifs.internal.smb2.io.Smb2WriteRequest;
import jcifs.internal.smb2.ioctl.Smb2IoctlRequest;
import jcifs.internal.smb2.lock.Smb2Lock;
import jcifs.internal.smb2.lock.Smb2LockRequest;

/**
 * Test class for RequestWithFileId interface.
 * Tests the interface contract and various implementations.
 */

        // Assert
        assertEquals(42, n);
        ArgumentCaptor<Smb2IoctlRequest> cap = ArgumentCaptor.forClass(Smb2IoctlRequest.class);
        verify(tree).send(cap.capture(), eq(RequestParam.NO_RETRY));
        assertNotNull(cap.getValue()); // captured request should be present
    }

    @Test
    @DisplayName("sendrecv uses TransactNamedPipe when PIPE_TYPE_TRANSACT is set")

            DfsReferralResponseBuffer dfsResp;
            if (isSMB2()) {
                final Smb2IoctlRequest req = new Smb2IoctlRequest(ctx.getConfig(), Smb2IoctlRequest.FSCTL_DFS_GET_REFERRALS);
                req.setFlags(Smb2IoctlRequest.SMB2_O_IOCTL_IS_FSCTL);
                req.setInputData(dfsReq);
                dfsResp = ipc.send(req).getOutputData(DfsReferralResponseBuffer.class);

            establishAdditionalChannels();
        }
    }
    
    private void queryRemoteInterfaces() throws IOException {
        // Send FSCTL_QUERY_NETWORK_INTERFACE_INFO
        Smb2IoctlRequest request = new Smb2IoctlRequest();
        request.setCtlCode(FSCTL_QUERY_NETWORK_INTERFACE_INFO);
        request.setFileId(new byte[16]);  // Use session ID
        request.setMaxOutputResponse(65536);