throw new SMBProtocolDecodingException("Invalid maxTransactSize: " + this.maxTransactSize + " (must be 0-16777216)");
        }
        if (this.maxReadSize < 0 || this.maxReadSize > 16777216) { // 16MB max
            throw new SMBProtocolDecodingException("Invalid maxReadSize: " + this.maxReadSize + " (must be 0-16777216)");
        }

        assertTrue(bytesRead > 0);
        assertEquals(0x0302, response.getDialectRevision()); // SMB 3.0.2
        assertTrue(response.getMaxTransactSize() > 0);
        assertTrue(response.getMaxTransactSize() <= 16777216); // Within validated limits
    }

    /**
     * Creates a basic negotiate response buffer with minimum valid structure.
     */
    private byte[] createBasicNegotiateResponseBuffer() {

                    1048576, // 1MB per chunk
                    16777216 // 16MB total
            );

            int bytesDecoded = response.decode(buffer, 0, buffer.length);

            assertEquals(12, bytesDecoded);
            assertEquals(16, response.getChunksWritten());
            assertEquals(1048576, response.getChunkBytesWritten());
            assertEquals(16777216, response.getTotalBytesWritten());
        }