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Question 329 - PCNSE discussion

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After switching to a different WAN connection, users have reported that various websites will not load, and timeouts are occurring. The web servers work fine from other locations.

The firewall engineer discovers that some return traffic from these web servers is not reaching the users behind the firewall. The engineer later concludes that the maximum transmission unit (MTU) on an upstream router interface is set to 1400 bytes.

The engineer reviews the following CLI output for ethernet1/1.

Which setting should be modified on ethernet1/1 to remedy this problem?

A.
Lower the interface MTU value below 1500.
Answers
A.
Lower the interface MTU value below 1500.
B.
Enable the Ignore IPv4 Don't Fragment (DF) setting.
Answers
B.
Enable the Ignore IPv4 Don't Fragment (DF) setting.
C.
Change the subnet mask from /23 to /24.
Answers
C.
Change the subnet mask from /23 to /24.
D.
Adjust the TCP maximum segment size (MSS) value. *
Answers
D.
Adjust the TCP maximum segment size (MSS) value. *
Suggested answer: D

Explanation:


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asked 23/09/2024
James Sutter
33 questions
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