Fax

src: i.ytimg.com Fax (short for facsimile ), sometimes called telecopying or telefax (the latter short for telefacsimile ), is the teleph...

Fax

src: i.ytimg.com Fax (short for facsimile ), sometimes called telecopying or telefax (the latter short for telefacsimile ), is the teleph...

Simple Mail Transfer Protocol

src: i.ytimg.com Simple Mail Transfer Protocol ( SMTP ) is an Internet standard for electronic mail (email) transmission. First defined by ...