Cisco 100-105 Exam

Refer to the exhibit. Pierre has just installed the mail server and Switch2. For security reasons UDP packets are not permitted outbound on the Fa0/1 router interface. Pierre is now at his workstation testing the new installation and is not able to establish SMTP communication to the mail server.

What is the most likely cause for lack of communication between Pierre’s workstation and the mail server?

  • A. The crossover cable should be a straight-through cable.
  • B. UDP is blocked coming out of the Fa0/1 interface on the router.
  • C. The server should be directly connected to the router.
  • D. The IP addresses are all on the same network. No router is required.
Answer: Option A.

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