Cisco

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  • Publicado : 27 de febrero de 2011
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1 | -------------------------------------------------
Principio del formulario

Refer to the exhibit. Which two conclusions can be drawn from the output shown? (Choose two.) |
| This network is experiencing congestion. |
| The Frame Relay connection is in the process of negotiation. |
| Data is not flowing in this network. |
| The network is discarding eligible packets. |
| TheDLCI is globally significant. |
Final del formulario |
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2 | -------------------------------------------------
Principio del formulario What are two main components of data confidentiality? (Choose two.) |
| checksum |
| digital certificates |
| encapsulation |
| encryption |
| hashing |
Final del formulario |
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3 |-------------------------------------------------
Principio del formulario

Refer to the exhibit. A host connected to Fa0/0 is unable to acquire an IP address from this DHCP server. The output of the debug ip dhcp server command shows "DHCPD: there is no address pool for 192.168.1.1". What is the problem? |
| The 192.168.1.1 address has not been excluded from the DHCP pool. |
| The pool of addresses for the 192Network pool isincorrect. |
| The default router for the 192Network pool is incorrect. |
| The 192.168.1.1 address is already configured on Fa0/0. |
Final del formulario |
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Principio del formulario Which encapsulation protocol when deployed on a Cisco router over a serial interface is only compatible with another Cisco router? |
| PPP |
|SLIP |
| HDLC |
| Frame Relay |
Final del formulario |
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5 | -------------------------------------------------
Principio del formulario Which three functions are provided by the Local Management Interface used in Frame Relay networks? (Choose three.) |
| exchange information about the status of virtual circuits |
| map DLCIs to network addresses |
| provide flow control || provide error notification |
| provide congestion notification |
| send keepalive packets to verify operation of the PVC |
Final del formulario |
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6 | -------------------------------------------------
Principio del formulario

Refer to the exhibit. A network administrator has issued the commands that are shown on Router1 and Router2. A later review of the routing tablesreveals that neither router is learning the LAN network of the neighbor router. What is most likely the problem with the RIPng configuration? |
| The serial interfaces are in different subnets. |
| The RIPng process is not enabled on interfaces. |
| The RIPng network command is not configured. |
| The RIPng processes do not match between Router1 and Router2. |
Final del formulario || |

7 | -------------------------------------------------
Principio del formulario Which combination of Layer 2 protocol and authentication should be used to establish a link without sending authentication information in plain text between a Cisco and a non-Cisco router? |
| PPP with PAP |
| PPP with CHAP |
| HDLC with PAP |
| HDLC with CHAP |
Final del formulario |
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Principio del formulario An administrator is unable to receive e-mail. While troubleshooting the problem, the administrator is able to ping the local mail server IP address successfully from a remote network and can successfully resolve the mail server name to an IP address via the use of the nslookup command. At what OSI layer is the problemmost likely to be found? |
| physical layer |
| data link layer |
| network layer |
| application layer |
Final del formulario |
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9 | -------------------------------------------------
Principio del formulario A DHCP server has selected an IP address from its available pool to send to a requesting client. Which statement describes how the DHCP server forwards the offer to...
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