If you use either Telnet or FTP, which is the highest layer you are using to transmit data?

• A.Application
• B.Presentation
• C.Transport
• D.Session

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Destination NAT (chain dstnat, action dst-nat) can be used to:

• A.Hide your local network from the Internet
• B.Change destination port
• C.Direct users from the Internet to a server within your local network
• D.Change source port

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Which computers would be able to communicate directly (without any routers involved):

• A.10.10.0.17/22 and 10.10.1.30/23
• B.10.5.5.1/24 and 10.5.5.100/25
• C.192.168.0.5/26 and 192.168.0.100
• D.192.168.17.15/29 and 192.168.17.20/28

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What protocol is used for Ping and Trace route?

• A.TCP
• B.ICMP - ping
• C.IP
• D.DHCP
• E.UDP - trace route

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Is ARP used in the IPv6 protocol?

• A.True
• B.False

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