int n;
        String name;

        final Properties p = new Properties();
        p.putAll(System.getProperties());
        p.setProperty("jcifs.smb.client.soTimeout", "600000");
        p.setProperty("jcifs.smb.client.attrExpirationPeriod", "300000");

        final Enumeration<String> e = getInitParameterNames();
        while (e.hasMoreElements()) {
            name = e.nextElement();

        final StringBuilder sb = new StringBuilder();
        final byte[] buf = new byte[1024];
        int n, level;
        String name;

        Config.setProperty("jcifs.smb1.smb.client.soTimeout", "600000");
        Config.setProperty("jcifs.smb1.smb.client.attrExpirationPeriod", "300000");

        final Enumeration e = getInitParameterNames();
        while (e.hasMoreElements()) {

        // Write FileFsFullSizeInformation data (32 bytes)
        SMBUtil.writeInt8(1000000, buffer, 20); // Total allocation units
        SMBUtil.writeInt8(500000, buffer, 28); // Caller available units
        SMBUtil.writeInt8(600000, buffer, 36); // Actual available units
        SMBUtil.writeInt4(512, buffer, 44); // Sectors per unit
        SMBUtil.writeInt4(4096, buffer, 48); // Bytes per sector

        long originalTime = file.lastModified();
        assertTrue(originalTime > 0, "File should have a valid timestamp");

        // Test setting timestamp 1 hour ago
        long testTime = System.currentTimeMillis() - 3600000;
        file.setLastModified(testTime);

        long retrievedTime = file.lastModified();
        // Allow for reasonable precision differences