Continue your lesson
Tie every forwarding decision to interface state, Layer 2 state, addressing, routing, and policy.
Block 1 of 2Compare AP switch link · WLC link aggregation · Client access link
Current · 10 min
Compare AP switch link · WLC link aggregation · Client access link
Optional concept notes
AP switch link
Connects and powers an access point through an Ethernet switchport.
WLC link aggregation
Bundles controller uplinks for capacity and link redundancy.
Client access link
Provides the physical connection from a wired endpoint to an access switch whose switchport normally carries one untagged data VLAN.
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 2Understand Power over Ethernet
7 min
Understand Power over Ethernet
Optional concept notes
Power over Ethernet
Supplies electrical power and data across the same twisted-pair cable.
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 2.7 for recall. The latest checkpoint needs 70% or higher; a lower result puts the lesson back near the front of your timeline.