Protocols

Protocols

1. IMAP

   • Internet Message Access Protocol
   • Can handle more than 1 mail box
   • Access emails on multiple devices
   • Set flags on emails
   • Allows complex searches
   • Can choose whether to download, full body, or not

2. POP

   • Post Office Protocol
   • Allows you to send emails
   • Allows you to receive emails
   • In the OSI model
   • Can only handle 1 mailbox
   • Messages are deleted once downloaded
   • Does not support complex searches of emails

3. SMTP

   • Simple Mail Transfer Protocol
   • First defined by RFC 821
   • Allows sending emails
   • Allows receiving emails
   • Goes from Mail server to Mail server