🔀 Inter-VLAN Routing - CCNA Practice Questions

Study router-on-a-stick, Layer 3 switching, and SVIs for routing between VLANs. Understand sub-interfaces, trunk links, and when to use each inter-VLAN routing method.

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2Exam Domains

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CCNA Inter-VLAN Routing Question Bank (3 Questions)

Browse all 3 practice questions covering Inter-VLAN Routing for the CCNA certification exam. Answers are intentionally hidden on this page so you can self-test first before checking results in quiz mode.

  1. Question 1Network Access

    What is the router-on-a-stick configuration used for?

    AConnecting two routers via a serial link
    BPerforming inter-VLAN routing using subinterfaces on a single router interface
    CCreating a redundant default gateway
    DConfiguring DHCP relay on a router

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  2. Question 2IP Connectivity

    What is router-on-a-stick and how does it enable inter-VLAN routing?

    AA physical router connected to each VLAN separately
    BA single router interface with subinterfaces, each configured with 802.1Q encapsulation and the gateway IP for its respective VLAN
    CA special switch feature
    DA wireless routing method

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  3. Question 3Network Access

    Which technology allows inter-VLAN routing using a single physical router interface with multiple sub-interfaces?

    ALayer 3 switching
    BRouter-on-a-stick
    CVTP pruning
    DHSRP

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Key Inter-VLAN Routing Concepts for CCNA

inter-vlanrouter-on-a-sticksvilayer 3 switchsub-interfacevlan routing

CCNA Inter-VLAN Routing Exam Tips

Inter-VLAN Routing questions in CCNA are typically scenario-based. Focus on network fundamentals, IP connectivity, security basics, and automation concepts. Priority concepts: inter-vlan, router-on-a-stick, svi, layer 3 switch, sub-interface, vlan routing.

What CCNA Expects

  • Anchor your answer in choose the configuration that correctly applies to the described network topology and requirements.
  • Inter-VLAN Routing scenarios for CCNA are frequently mapped to Domain 2 (20%), Domain 3 (25%), so read the objective carefully before picking controls or architecture.
  • Expect multi-topic scenarios where Inter-VLAN Routing interacts with routing, switching, security, or automation patterns rather than appearing as an isolated question.
  • When two options are both technically valid, prefer the choice that best aligns with the exam's operational scope (Associate) and vendor best practices.

High-Value Inter-VLAN Routing Concepts

  • Know the core Inter-VLAN Routing building blocks cold: inter-vlan, router-on-a-stick, svi, layer 3 switch.
  • Review the edge-case features and limits for sub-interface, vlan routing; these details are commonly used to differentiate answer choices.
  • Practice service-integration reasoning: how Inter-VLAN Routing pairs with Switching, Routing, IP Addressing in real deployment patterns.
  • For CCNA, explain why the chosen Inter-VLAN Routing design meets reliability, security, and cost expectations better than the alternatives.

Common CCNA Traps

  • Watch for confusing similar protocols or mixing Layer 2 and Layer 3 behavior.
  • Questions in Network Access often include distractors that look correct for Inter-VLAN Routing but violate security policy, convergence, or redundancy requirements.
  • Avoid picking options purely by feature name; validate data path, failure handling, and governance impact before answering.
  • If the prompt hints at automation or repeatability, eliminate manual-only operational answers first.

Fast Review Checklist

  • Can you compare at least two Inter-VLAN Routing implementation paths and justify which one best fits the scenario?
  • Can you map the chosen answer back to Network Access (20%) outcomes for CCNA?
  • Can you explain security and access boundaries for Inter-VLAN Routing without relying on default-open assumptions?
  • Can you describe how Inter-VLAN Routing integrates with Switching and Routing during failure, scaling, and monitoring events?

Exam Domains Covering Inter-VLAN Routing

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