Remember RTT
Full name: Round-Trip Time
Memory aid: Travel there and Return to Time the Trip.
RTT includes more than physical propagation delay.
Study area: Network architecture & switching · Batch 7
Relevant study for: CompTIA Network+ N10-009 · Cisco CCNA 200-301 · CompTIA Security+ SY0-701 · ISC2 CISSP 2024 outline
Practice with exam flashcards →Networking & Connectivity / Knowledge library
RTT — Round-Trip Time
Measures elapsed time for a request or packet exchange and its return.
Why learn RTT — Round-Trip Time?
Measures elapsed time for a request or packet exchange and its return.
Where it came from
RTT includes more than physical propagation delay.
- Memory aid (a learning cue, not the expansion): Travel there and Return to Time the Trip.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand RTT: Round-Trip Time.
- Recall this memory aid: Travel there and Return to Time the Trip.
- Explain the practical use: Measures elapsed time for a request or packet exchange and its return.
- Explain this distinction: RTT includes more than physical propagation delay.
- Identify RTT in a device specification, architecture diagram, or system inventory.
Documentation and sources
- IEEE 802 LAN/MAN standards (www.ieee802.org)
- IETF Internet standards (www.rfc-editor.org)