PPPoE server only works within one Ethernet broadcast domain that it is connected to. If there is a router between server and end-user host, it will not be able to create PPPoE tunnel to that PPPoE server.

• A.False
• B.True

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Which of the following services use TCP?
DHCP
SMTP
HTTP
TFTP
FTP

• A.1, 2 and 4
• B.1, 3 and 4
• C.2, 3 and 5
• D.1 and 2

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Which firewall chain should you use to filter clients HTTP traffic going through the router?

• A.prerouting
• B.input
• C.forward
• D.output

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What is a stub network?

• A.A network that has only one entry and exit point.
• B.A network with more than one exit point.
• C.A network with more than one exit and entry point.
• D.A network with only one entry and no exit point.

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What protocol does ping use?

• A.TCP
• B.ARP
• C.ICMP
• D.UDP

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