Remember SMTP
Full name: Simple Mail Transfer Protocol
Memory aid: Simple Mail Travels between servers.
SMTP sends mail; IMAP and POP3 retrieve or access mailboxes.
Study area: Protocols & logical ports · Batch 2
Relevant study for: CompTIA A+ Core 1 220-1201 · CompTIA Network+ N10-009 · CompTIA Security+ SY0-701 · Cisco CCNA 200-301 · ISC2 CISSP 2024 outline
Practice with exam flashcards →Networking & Connectivity / Knowledge library
SMTP — Simple Mail Transfer Protocol
Transfers email between mail systems or submits messages.
Why learn SMTP — Simple Mail Transfer Protocol?
Transfers email between mail systems or submits messages.
Where it came from
SMTP sends mail; IMAP and POP3 retrieve or access mailboxes.
- Memory aid (a learning cue, not the expansion): Simple Mail Travels between servers.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand SMTP: Simple Mail Transfer Protocol.
- Recall this memory aid: Simple Mail Travels between servers.
- Explain the practical use: Transfers email between mail systems or submits messages.
- Explain this distinction: SMTP sends mail; IMAP and POP3 retrieve or access mailboxes.
- Identify SMTP in a device specification, architecture diagram, or system inventory.
Documentation and sources
- IETF RFC 5321 (www.rfc-editor.org)