Term
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Definition
| Used to bring a router up during initialization and is stored in the microcode of the ROM. |
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Term
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Definition
| In the microcode of the router. |
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Term
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Definition
| Software used for manufacturing, testing and troubleshooting. It is stored in the microcode of ROM. |
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Term
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Definition
| Used to bring up an interface and load a cisco IOS into flash memory. |
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Term
| What are two other neame mini-IOS is referred to? |
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Definition
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Term
| What is RAM used for in a Cisco Router? |
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Definition
| Used to store packet buffers, ARP cache, routing tables. This is also where the running config is stored. |
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Term
| What is ROM used for in a Cisco Router? |
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Definition
| It is used to start and maintain the router. Hold the bootstraper and the mini-IOS. |
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Term
| What is Flash memory in regards to a Cisco router? |
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Definition
| Stores Cisco IOS by default. It is not erased when a router is reloaded. |
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Term
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Definition
| Non-volatile RAM. It is used to hold a router and switch configuration. NVRAM is not erased when a router is reloaded. The configuration register is stored in NVRAM. |
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Term
| What is the configuration register? |
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Definition
| Shown as the last line in the show version command and controls how the router will boot. The default value is 0x2102 which tells the router to load the IOS from flash memory and the configuration from NVRAM |
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Term
| What is the first step of a router boot sequence? |
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Definition
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Term
| What is the second step of a router boot sequence? |
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Definition
| The bootstrap loads the Cisco IOS. |
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Term
| What is the third step of a router boot sequence? |
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Definition
| The IOS software looks for a startup config stored in NVRAM. |
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Term
| What is the fourth step in the router bootup sequence? |
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Definition
| If a stratup file is found in NVRAM it copies the file into RAM and the router is fully operational. If a starup file is not found it broadcasts out all CD interfaces looking for the file. If this fails it will start the setup mode configuration process. |
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Term
| How do you boot to ROM monitor mode? |
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Definition
| Set the configuration register to 0x2100. |
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Term
| What is the command to change to configuration register to 0x2101? |
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Definition
| router(config)#config-register 0x2101 |
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Term
| What is the desired mode for recovering Passwords? |
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Definition
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Term
| What is the desired configuration register value to enter ROM Monitor mode? |
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Definition
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Term
| What is the keyboard combination to use to enter ROM Monitor mode? |
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Definition
| Ctrl+Break during bootup. |
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Term
| What is the command to backup flash to a TFTP Server? |
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Definition
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Term
| What are the steps to load a new IOS into flash. |
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Definition
1. delete the current version. Router#delete flash(filename)
2. Load the new IOS from TFTP Server
Router# copy tftp://1.1.1.2//(filename)/ flash:/(filename) |
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Term
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Definition
| Cisco Discovery Protocol. Used to discover connected neighbor devices. |
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Term
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Definition
| The amout of time in seconds a router will a packet before digarding it if no packets are recieved within that time |
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Term
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Definition
| The rate at which packets are sent. |
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Term
| What is the CDP Traffic command used for? |
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Definition
| To show CDP Packets passed and any erros. |
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Term
| What must be set in order to telnet to another cisco device |
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Definition
| A line vty password must be set. |
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Term
| What is the show sessions command used for? |
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Definition
| Shows a history of telnet connections. |
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Term
| What does an * represent in the shows sessions command? |
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Definition
| It represents you last connection and you can access it by hitting enter twice. |
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Term
| What is the command to show all active telnet sessions? |
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Definition
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Term
| How do you disconnect a telnet session from a different user? |
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Definition
| router#clear line (line connected to from the sh users command) |
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Term
| What is the command to give IP address 10.2.2.2 the hostname of R1 |
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Definition
| Corp(config)#ip host R1 10.2.2.2 |
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Term
| What are the commands to enable DNS? |
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Definition
Corp(router)#ip name-server 192.168.1.1
Corp(router)#ip domain-name cisco.com |
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Term
| What must be done to be able to use host tables? |
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Definition
| A DNS Server must be configured on the router. |
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Term
| What is the command to copy IOS to a TFTP Server |
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Definition
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Term
| What is the command to copy startup config to a tftp server |
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Definition
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Term
| What is the command to copy startup config to DRAM |
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Definition
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