Alert
- class mtf.network_port.tls.tls_dtls_config.Alert
- Represents a TLS Alert message, which indicates that a particular event or error has occurred during a TLS session. - Attributes:
- level (bytes): The alert level (warning(1) or fatal(2)). - description (bytes): A single byte describing the alert type (e.g. close_notify, unexpected_message, etc.). 
 - level: bytes
 - description: bytes
 - __init__(level: bytes, description: bytes) None