Match each network device to its primary function.
Drag a concept onto its matching description — or click a concept then click the description.
Forwards packets between different networks
Forwards frames within the same network
Controls traffic based on security policies
Manages access points centrally
Distributes traffic across multiple servers
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Router: Forwards packets between different networks
Correct matches: Router forwards packets between networks, Switch forwards frames within a network, Firewall filters traffic. Common confusions include swapping these roles.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Router: Forwards packets between different networks
Why this is correct
Routers operate at Layer 3 and use IP addresses to route packets across networks.
Switch: Forwards frames within the same network
Why this is correct
Switches operate at Layer 2 and use MAC addresses to forward frames locally.
Firewall: Filters traffic based on security rules
Why this is correct
Firewalls inspect packets and apply rules to permit or deny traffic.
Router: Filters traffic based on security rules
Why it's wrong here
Incorrect — filtering traffic is primarily a firewall function, not a router's primary role.
Switch: Forwards packets between different networks
Why it's wrong here
Incorrect — forwarding between networks is a router's job; switches operate within a network.
Firewall: Forwards frames within the same network
Why it's wrong here
Incorrect — forwarding frames is a switch's function, not a firewall's primary role.
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Last reviewed: Jun 11, 2026
This 350-401 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 350-401 exam.
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