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Performance Based Question 5

Network Ports and Protocols

Instructions

Choose the most important port and protocol for the following tasks:

  1. Steve would like to send outgoing emails to the mail server and receive emails that can be synchronized across all devices
  2. Mike would like to discover the IP address of a human readable URL address by sending a query to the DNS server
  3. Steve wants to ensure Mike is not going to use insecure web browsing so he wants to disable the relevant protocol and port on the firewall for Mike's IP address