Host 1 sends a request for a file to remote sever1. Which destination address does Host 1 place f the packet containing the request（）。..

第1题

[多选题] Host 1 has just started up and requests a web page from web server 2. Which two statements describe steps in the process Host 1 uses to send the request to web server 2 (choose two)（）。

A、Host 1 addresses the frames to the MAC address of router R1 B、Host 1 looks in its ARP cache for the MAC address of router R1 C、Host 1 addresses the frames to the MAC address of web server 2 D、Host 1 sends the packets to router R1 to be forwarded to web server 2 E、Host 1 sends a broadcast ARP request to obtain the MAC address of webserver2

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第2题

[多选题] Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true? （）

A、Router C will use ICMP to inform Host 1 that Host 2 cannot be reached. B、Router C will use ICMP to inform Router B that Host 2 cannot be reached. C、Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached. D、Router C will send a Destination Unreachable message type. E、Router C will send a Router Selection message type. F、Router C will send a Source Quench message type.

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第3题

[多选题] Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true?（）

A、Router C will use ICMP to inform Host 1 that Host 2 cannot be reached. B、Router C will use ICMP to inform Router B that Host 2 cannot be reached. C、Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached. D、Router C will send a Destination Unreachable message type. E、Router C will send a Router Selection message type. F、Router C will send a Source Quench message type.

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第4题

[多选题] Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true?（）

A、Router C will use ICMP to inform Host 1 that Host 2 cannot be reached. B、Router C will use ICMP to inform Router B that Host 2 cannot be reached. C、Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached. D、Router C will send a Destination Unreachable message type. E、Router C will send a Router Selection message type. F、Router C will send a Source Quench message type.

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第5题

[多选题] Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true (Choose two.)（）。

A、Router C will use ICMP to inform Host 1 that Host 2 cannot be reached B、Router C will use ICMP to inform Router B that Host 2 cannot be reached C、Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached D、Router C will send a Destination Unreachable message type E、Router C will send a Router Selection message type F、Router C will send a Source Quench message type

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第6题

[多选题] Click the Exhibit button. A user logs in, is assigned the default role, and successfully loads the Host Enforcer policies shown in the exhibit.Which three statements are true? （）

A、The local host will respond to ICMP echo-request packets from 192.168.53.10. B、The local host will respond to UDP port 53 requests from 192.168.1.25. C、The local host can send any packet of any type to host 172.16.1.1. D、The local host will accept any packet of any type from host 172.16.1.1. E、The local host can send packets to UDP port512 on server 192.168.53.10.

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第7题

[单选题] The user of Host1 wants to ping the DSL modem/router at 192.168.1.254. Based on the Host1 ARP table that is shown in the exhibit, what will Host1 do（）。

A、send a unicast ARP packet to the DSL modem/router B、send unicast ICMP packets to the DSL modem/router C、send Layer 3 broadcast packets to which the DSL modem/router responds D、send a Layer 2 broadcast that is received by Host2, the switch, and the DSL modem/router

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第8题

[单选题] A host is attempting to send data to another host on a different network. What is the first action that the sending host will take?（）

A、Drop the data. B、Send the data frames to the default gateway. C、Create an ARP request to get a MAC address for the receiving host. D、Send a TCP SYN and wait for the SYN ACK with the IP address of the receiving host.

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第9题

[单选题] A host is attempting to send data to another host on a different network. What is the first action that the sending host will take?（）

A、Drop the data. B、Send the data frames to the default gateway. C、Create an ARP request to get a MAC address for the receiving host. D、Send a TCP SYN and wait for the SYN ACK with the IP address of the receiving host.

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第10题

[多选题] Which destination addresses will be used by Host A to send data to Host C?（）

A、the IP address of Switch 1 B、the MAC address of Switch 1 C、the IP address of Host C D、the MAC address of Host C E、the IP address of the router's E0 interface F、the MAC address of the router's E0 interface

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Host 1 sends a request for a file to remote sever1. Which destination address does Host 1 place f the packet containing the request（）。

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