CiscoCisco
200-301 · Question #330
200-301 Question #330: Real Exam Question with Answer & Explanation
The correct answer is C: to pass traffic between different networks. https://community.cisco.com/t5/networking-documents/communication-at-network-layer-layer- Router internally has two tables one for layer 2 information (MAC Address / ARP Table) and layer 3 information (Routing Table). Routing table is used for inter-network communication.
Submitted by yuriko_h· Mar 5, 2026IP Connectivity
Question
What is the primary function of a Layer 3 device?
Options
- Ato analyze traffic and drop unauthorized traffic from the Internet
- Bto transmit wireless traffic between hosts
- Cto pass traffic between different networks
- Dforward traffic within the same broadcast domain
Explanation
https://community.cisco.com/t5/networking-documents/communication-at-network-layer-layer- Router internally has two tables one for layer 2 information (MAC Address / ARP Table) and layer 3 information (Routing Table). Routing table is used for inter-network communication.
Topics
#Layer 3 networking#Routers#IP routing#Network layer
Community Discussion
No community discussion yet for this question.