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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（）。
- A、The Mac address of the NIC in Sever1
- B、The IP address of Server 1.
- C、The MAC address of the s0/0/0 interface of router R2
- D、The IP address of the s0/0/0 interface of router R1
- E、The IP address of the Fa0/0 interface of router R1
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更多 “Host 1 sends a request for a file to remote sever1. Which destination address does Host 1 place f the packet containing the request（）。A、The Mac address of the NIC in Sever1B、The IP address of Server 1.C、The MAC address of the s0/0/0 interface of router R2D、The IP address of the s0/0/0 interface of router R1E、The IP address of the Fa0/0 interface of router R1” 相关考题
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获取客户端的IP用下列哪条语句?()
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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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A、FILE *FP; FP=fopen("fil2","r");B、FILE *FP; FP=fopen("fil2","rb");C、FILE *FP; FP=fopen("fil2","wb+");D、FILE *FP; FP=fopen("fil2","rb+");
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When an IPv6 enabled host boots, it sends a router solicitation (RS) message. An IPv6 router responds with a router advertisement (RA).Which two items are c ontained in the RA?()
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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.
考题
When two hosts are trying to communicate across a network, how does the host originating the communication determine the hardware address of the host that it wants to "talk" to?()
A. RARP requestB. Show Network Address requestC. Proxy ARP requestD. ARP requestE. Show Hardware Address request
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Which one of the protocols below allows a router to respond to an ARP request destined to a remote host?（）A、Gateway DPB、Reverse ARPC、proxy ARPD、Inverse ARPE、indirect ARP
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Host 1 sends an ICMP echo request to remote sever1. Layer2 header of the frame containing the ping packet（）。A、The IP address of sever 1.B、The MAC address of NIC in sever 1.C、The IP address of F0/0 interface of router R1.D、The MAC address of the Fa0/0 interface of router R1.E、The IP address of the s0/0/0 interface of router R2F、The MAC address of the s0/0/0 interface of router R2
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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 R1B、Host 1 looks in its ARP cache for the MAC address of router R1C、Host 1 addresses the frames to the MAC address of web server 2D、Host 1 sends the packets to router R1 to be forwarded to web server 2E、Host 1 sends a broadcast ARP request to obtain the MAC address of webserver2
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On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneously,resulting in a collision. Following this collision, what will the hosts do?（）A、The destination host sends a request to the source for retransmission.B、The jam signal indicates that the collision has been cleared.C、The hosts will attempt to resume transmission after a time delay has expired.D、An electrical pulse indicates that the collision has cleared.E、The router on the segment will signal that the collision has cleared.F、The hosts will do nothing, as the higher layers are responsible for data error correction and re-transmission.
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If the PFE does not have a route to the destination address of a packet， which action will be taken？（）A、The PFE floods the packet out of all interfaces.B、The PFE drops the packet and sends a destination unreachable notification back to source device.C、The PFE forwards the packet to the routing engine for further processing.D、The PFE queues the packet and sends a request for a layer 3 lookup to the routing engine.
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When an LNS sends a Start Control Connection Reply to a LAC，which three parameters can be conveyed？（）A、host nameB、Tunnel IDC、IP addressD、DHCP replyE、L2TP version
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When an IPv6 enabled host boots, it sends a router solicitation (RS) message. An IPv6 router responds with a router advertisement (RA). Which two items are c ontained in the RA?（）A、any route advertisements it has receivedB、prefixes for the linkC、keepalive timersD、IPv6 address for the hostE、request for the local host IP addressF、lifetime of the prefix
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When two hosts are trying to communicate across a network, how does the host originating thecommunication determine the hardware address of the host that it wants to "talk" to?（）A、RARP requestB、Show Network Address requestC、Proxy ARP requestD、ARP requestE、Show Hardware Address request
考题
单选题Host 1 sends a request for a file to remote sever1. Which destination address does Host 1 place f the packet containing the request（）。A
The Mac address of the NIC in Sever1B
The IP address of Server 1.C
The MAC address of the s0/0/0 interface of router R2D
The IP address of the s0/0/0 interface of router R1E
The IP address of the Fa0/0 interface of router R1
考题
单选题The Oracle Shared Server architecture reduces memory usage by reducing the number of server processes required. To process a request for a server process， the following tasks are performed： 1.A shared server picks up the request from the request queue and processes the request. 2.The dispatcher retrieves the response from the response queue. 3.A user sends a request to its dispatcher. 4.The dispatcher returns the response to the user. 5.The shared sever places the response on the calling dispatcher’s response queue. 6.The dispatcher places the request into the request queue in the SGA. Put the above task in the order in which they are performed.（）A
3，1，6，2，5，4B
3，6，1，5，2，4C
3，1，2，3，4，5D
6，1，3，5，2，4E
6，3，1，2，4，5F
6，3，1，2，5，4
考题
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.
考题
多选题When an IPv6 enabled host boots, it sends a router solicitation (RS) message. An IPv6 router responds with a router advertisement (RA). Which two items are c ontained in the RA?（）Aany route advertisements it has receivedBprefixes for the linkCkeepalive timersDIPv6 address for the hostErequest for the local host IP addressFlifetime of the prefix
考题
单选题Host 1 sends an ICMP echo request to remote sever1. Layer2 header of the frame containing the ping packet（）。A
The IP address of sever 1.B
The MAC address of NIC in sever 1.C
The IP address of F0/0 interface of router R1.D
The MAC address of the Fa0/0 interface of router R1.E
The IP address of the s0/0/0 interface of router R2F
The MAC address of the s0/0/0 interface of router R2
考题
单选题When two hosts are trying to communicate across a network, how does the host originating thecommunication determine the hardware address of the host that it wants to "talk" to?（）A
RARP requestB
Show Network Address requestC
Proxy ARP requestD
ARP requestE
Show Hardware Address request
考题
单选题Which one of the protocols below allows a router to respond to an ARP request destined to a remote host?（）A
Gateway DPB
Reverse ARPC
proxy ARPD
Inverse ARPE
indirect ARP
考题
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)（）。AHost 1 addresses the frames to the MAC address of router R1BHost 1 looks in its ARP cache for the MAC address of router R1CHost 1 addresses the frames to the MAC address of web server 2DHost 1 sends the packets to router R1 to be forwarded to web server 2EHost 1 sends a broadcast ARP request to obtain the MAC address of webserver2
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单选题For a router to obtain a certificate from a CA， what is the first stepof the certificate enrollment process？（）A
the router generates a certificate request and forwards it tothe CAB
the router generates an RSA key pairC
the router sends its public key to the CAD
the CA sends its public key to the routerE
the CA verifies the identity of the routerF
the CA generates a certificate request and forwards it to the router
考题
单选题Which set of statements describes the correct order and process of a Company wireless user client associating with a wireless access point in the Company network？ （）A
1. Access point sends probe request .2. Client sends probe response.3. Client initiates association.4. Access point accepts association.5. Client adds access point MAC address to association table.B
1. Client sends probe request.2. Access point sends probe response.3. Client initiates association.4. Access point accepts association.5. Access point adds client MAC address to association table.C
1. Client sends probe request.2. Access point sends probe response.3. Access point initiates association.4. Client accepts association.5. Access point adds client MAC address to association table.D
1. Access point sends probe request .2. Client sends probe response.3. Client initiates association.4. Access point accepts association.5. Access point adds client MAC address to association table.E
1. Client sends probe request.2. Access point sends probe response.3. Client initiates association.4. Access point accepts association.5. Client adds access point MAC address to association table.F
None of the other alternatives apply.
考题
问答题将下列的环境变量表示的含义写出来 1.REMOTE_ADDR 2.REQUEST_METHOD 3.REMOTE_HOST
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