DHomesb Chapter 6

DHomesb Chapter 6 – CCNA Discovery: Networking for Home and Small Businesses (Version 4.0)

1. Which port number is used by SMTP?

20

21

25

26

110

 

2. What three items are contained in an Ethernet header and trailer? (Choose three.)

source IP address

source MAC address

destination IP address

destination MAC address

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