SMTP -(Simple Mail Transfer Protocol) is what is used with the basic email. There is also and extended one (ESMTP)- (Extended Mail Transfer Protocol).

Hope this helped.

The full form of SMTP is Simple Mail Transfer Protocol (SMTP). The Simple Mail Transfer Protocol refers to the internet standard for the electronic mail transmission.

SMTP stands on simple mail transfer protocol

SMTP (Simple Mail Transfer Protocol)

STMP stands for Simple Transportation Management Protocol.