Continue your lesson
Tie every forwarding decision to interface state, Layer 2 state, addressing, routing, and policy.
Block 1 of 2Compare Static NAT · Inside local address
Current · 13 min
Compare Static NAT · Inside local address
Optional concept notes
Static NAT
Creates a fixed one-to-one inside-to-global address mapping.
Inside local address
Represents an inside host before translation as seen internally.
Complete one provider lesson, then answer four related questions. That is enough for today; more practice is optional.
Your lesson stays open here while the provider opens in another tab. Choose one source; the notes above are optional.
Block 2 of 2Compare Dynamic NAT pool · Port address translation
13 min
Compare Dynamic NAT pool · Port address translation
Optional concept notes
Dynamic NAT pool
Allocates temporary global addresses from a configured pool.
Port address translation
Distinguishes many inside sessions using transport-layer port numbers.
Cross-certificationCCNA ↔ Net+
Port address translation
The core idea stays the same. The surrounding objective changes the evidence, decision, or task the exam asks for.
Complete one provider lesson, then answer four related questions. That is enough for today; more practice is optional.
Your lesson stays open here while the provider opens in another tab. Choose one source; the notes above are optional.
Practice the reasoning here
Write or inspect a small Cisco configuration, name the expected show-command evidence, and explain how a frame or packet crosses it.
- State the expected result before changing or testing anything.
- Name the observation, command, log, or report that would confirm it.
- Explain why the closest alternative does not fit the same requirement.
Check the whole objective
This unlocks objective 4.1 for recall. The latest checkpoint needs 70% or higher; a lower result puts the lesson back near the front of your timeline.