Remember CDP
Full name: Cisco Discovery Protocol
Memory aid: Cisco Devices Present themselves to neighbors.
Discovery advertisements can reveal information and should follow network policy.
Study area: Protocols & logical ports · Batch 7
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
CDP — Cisco Discovery Protocol
Discovers directly connected Cisco-supported neighboring devices.
Why learn CDP — Cisco Discovery Protocol?
Discovers directly connected Cisco-supported neighboring devices.
Where it came from
Discovery advertisements can reveal information and should follow network policy.
- Memory aid (a learning cue, not the expansion): Cisco Devices Present themselves to neighbors.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand CDP: Cisco Discovery Protocol.
- Recall this memory aid: Cisco Devices Present themselves to neighbors.
- Explain the practical use: Discovers directly connected Cisco-supported neighboring devices.
- Explain this distinction: Discovery advertisements can reveal information and should follow network policy.
- Identify CDP 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)