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You save the configuration on a router with the copy running-config startup-config command and reboot the router. The router, however, comes up with a blank configuration. What can the problem be?
Answer: Option 3 If you save a configuration and reload the router and it comes up either in setup mode or as a blank configuration, chances are you have the...
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You need to find the broadcast address used on a LAN on your router. What command will you type into the router from user mode to find the broadcast address?
Answer: Option 3 The command show ip protocols will actually show you the broadcast address for each interface - too bad it isn't a possible answer. Your best answer is...
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You telnet to a router and make your necessary changes; now you want to end the Telnet session. What command do you type in?
Answer: Option 4 Since the question never mentioned anything about a suspended session, you can assume that the Telnet session is still open, and you would just type exit to...
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The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?
Answer: Option 3 Before you start to configure the router, you should erase the NVRAM with the erase startup-config command and then reload the router using the reload command.
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If routers in a single area are configured with the same priority value, what value does a router use for the OSPF Router ID in the absence of a loopback interface?
Answer: Option 2 At the moment of OSPF process startup, the highest IP address on any active interface will be the Router ID (RID) of the router. If you have...
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Which of the following commands will allow you to set your Telnet password on a Cisco router?
Answer: Option 3 The command line vty 0 4 places you in a prompt that will allow you to set or change your Telnet password.
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Which command is used to upgrade an IOS on a Cisco router?
Answer: Option 4 The copy tftp flash command places a new file in flash memory, which is the default location for the Cisco IOS in Cisco routers.
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Which of the following series of commands will restrict Telnet access to the router?
Answer: Option 3 Telnet access to the router is restricted by using either a standard or extended IP access list inbound on the VTY lines of the router. The command...
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You need to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface of the router for this connection?
Answer: Option 3 If you have a Cisco router on one side of a Frame Relay network and a non-Cisco router on the other side, you would need to use...
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Which command loads a new version of the Cisco IOS into a router?
Answer: Option 4 The command copy tftp flash will allow you to copy a new IOS into flash memory on your router.
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