====== Models ====== .. code:: python from typing import Any, Dict, List, Literal, Optional, Union Authentication = Literal["ASCII", "PAP"] class TacacsServer: address: Optional[str] auth_port: Optional[int] key: Optional[str] priority: Optional[int] secret_key: Optional[str] vpn: Optional[int] vpn_ip_subnet: Optional[str] class Tacacs: authentication: Optional[Authentication] server: Optional[List[TacacsServer]] timeout: Optional[int]