Topic Path: Symbol Reference > Classes > TIdSMTPBase Class
TIdSMTPBase Class

Specifies the interface for an SMTP client or a SMTP relay agent.

TIdSMTPBase = class(TIdMessageClient);

TIdSMTPBase is a TIdMessageClient descendant that specifies the common properties and methods for a Simple Mail Transfer Protocol (SMTP) client or relay, as specified in the Internet Standards documents: 

RFC 821 - Simple Mail Transfer Protocol  

RFC 1869 - SMTP Service Extensions  

RFC 2197 - SMTP Service Extension for Command Pipelining  

RFC 2554 - SMTP Service Extension for Authentication  

TIdSMTPBase implements common properties and methods used in ancestor classes. During initialization of the component, the default values for the following properties are assigned: 




Applications do not create instances of TIdSMTPBase; use one of the descendant classes like TIdSMTP or TIdSMTPRelay

Use TIdPOP3 or TIdIMAP4 to retrieve E-Mail messages from a mail server to the user's computer.

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