Cisco
200-301 · Question #492
Which action does the router take as it forwards a packet through the network?
The correct answer is A. The router replaces the original source and destination MAC addresses with the sending router. Only mac address gets changed when forwarding, IP address always stays the same.
Submitted by helene.fr· Mar 5, 2026Network Fundamentals
Question
Which action does the router take as it forwards a packet through the network?
Options
- AThe router replaces the original source and destination MAC addresses with the sending router
- BThe router encapsulates the original packet and then includes a tag that identifies the source
- CThe router encapsulates the source and destination IP addresses with the sending router IP
- DThe router replaces the source and destination labels with the sending router interface label as a
How the community answered
(28 responses)- A86% (24)
- B4% (1)
- C4% (1)
- D7% (2)
Explanation
Only mac address gets changed when forwarding, IP address always stays the same.
Topics
#packet forwarding#MAC address rewrite#routing process#Layer 2 encapsulation
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