单选题Which of the following NTP command specifies that a router is in the Eastern time zone， which isfive hours behind GMT？（）A timezone EST -5B clock timezone GMT -5C dock GMT -5D clock EST-5E NTP timezone EST -5F dock timezone EST -5

第1题：

第2题：

The following output was taken from Router R3. A scan of R3's configuration shows that no bandwidth commands have been configured in this router. Which of the following answers lists configuration settings could be a part of a configuration tha t results in the following output?（） R3#show ip ospf interface brief Interface PID Area IP Address/Mask Cost State Nbrs F/C Se0/0/0.2 3 34 10.10.23.3/29 647 P2P 1/1 Se0/0/0.1 3 34 10.10.13.3/29 1000 P2P 1/1 Fa0/0 3 34 10.10.34.3/24 20 BDR 1/1

• A、An a uto - cost reference - bandwidth 1000 command in router ospf mode
• B、An auto - cost reference - bandwidth 2000 command in router ospf mode
• C、An ip ospf cost 1000 interface S0/0/0.1 command in router ospf mode
• D、An auto - cost reference - bandwidth 64700 command i n router ospf mode

第3题：

第4题：

Which of the following events would not explain excessive CPU utilization？（）

• A、A large number of BGP sessions
• B、A large BGP table
• C、A router is configured with the following command： ip route 0.0.0.0 0.0.0.0 fa 0/1
• D、All interface buffers are continually in use
• E、A flapping interface
• F、The router sends a large number of ARP requests

第5题：

The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command？（）

• A、This command should be executed from the global configuration mode.
• B、The IP address 10.121.16.8 is the local router port used to forward data.
• C、102 is the remote DLCI that will receive the information.
• D、This command is required for all Frame Relay configurations.
• E、The broadcast option allows packets， such as RIP updates， to be forwarded across the PVC

第6题：

The following configuration command was issued on router TK1:ip route 172.16.3.0 255.255.255.0 192.168.2.1.Which of the following statements are true regarding this command?（）

• A、The command is used to establish a static route.
• B、The default administrative distance is used.
• C、The command is used to configure the default route.
• D、The subnet mask for the source address is 255.255.255.0
• E、The command is used to establish a stub network

第7题：

You have 2 NTP servers in your network - 10.1.1.1 and 10.1.1.2. You want to configurationure a Ciscorouter to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which commands will you use toconfigurationure the router？（）

• A、ntp server 10.1.1.1 ntp server 10.1.1.2
• B、ntp server 10.1.1.1 ntp server 10.1.1.2 primary
• C、ntp server 10.1.1.1 ntp server 10.1.1.2 prefer
• D、ntp server 10.1.1.1 fallback ntp server 10.1.1.2

第8题：

第9题：

Which of the following NTP command specifies that a router is in the Eastern time zone， which isfive hours behind GMT？（）

• A、timezone EST -5
• B、clock timezone GMT -5
• C、dock GMT -5
• D、clock EST-5
• E、NTP timezone EST -5
• F、dock timezone EST -5

第10题：

You have two NTP servers 10.1.1.1 & 10.1.1.2 and want to configure a router to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which command will you use？