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44 Cards in this Set
- Front
- Back
Bandwidth
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The gap between the highest andlowest frequencies employed by network signals. More commonly, itrefers to the rated throughput capacity of a network protocol ormedium.
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Clock rate
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defines which side of the wan linkwill be DCE and which side is the DTE
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Conf t
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Configure Terminal command
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DCE VS DTE
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Duplex
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The capacity to transmit information between a sending station and a receiving unit at the same time
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En
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Enable privilege mode command
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Global Configuration mode
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Enter the configure commandfrom privileged EXEC mode.Router.
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Hostname
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a label that is assigned to adevice connected to a computer network and that is used to identifythe device in various forms of electronic communication
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How can you add an alternateaddress to an interface?
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ip address x.x.x.x secondary
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How can you connect to a Ciscodevice?
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A rolled cable
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How do you designate port numberson a Cisco device?
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How does the Cisco command promptshow you that you have made an error?
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% Invalid input detected at ‘^’marker
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How to set up your device to useTelnet?
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How to set up your device to use Console?
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?
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How to set up your device to use SSH?
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In-band
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In-band management is themanagement of a network device “through” the network. Examplesinclude using Simple Network Management Protocol (SNMP) and Telnetdirectly via the local LAN.
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Out-of-band
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Out-of-band Management is“outside” of the network’s physical channels— for example,using a console connection not directly interfaced through the localLAN or WAN or a dial-in modem
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Interface command
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To select a particular interfacefor configuration
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Ip address command
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To assign an ip address to aninterface
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ip default-gateway
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To assign a default gateway to aninterface
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IP host
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Manually enter a host table entry
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Level 7 encryption
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? |
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Ping
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The pingcommand helpsto verify IP-level connectivity. When troubleshooting, you canuse ping tosend an ICMP echo request to a target host name or IP address.Use ping wheneveryou need to verify that a host computer can connect to the TCP/IPnetwork and network resources.
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Privileged mode
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Command-line EXEC mode used inCisco routers and switches that provides both viewing and changing ofconfigurations
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Service password-encryption
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To manually encrypt yourpasswords, use the service password-encryption command.
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Setup mode
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If you run through setup mode,you’ll be asked if you want to use the configuration you justcreated
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Show controllers
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The show controllers commanddisplays information about the physical interface itself. It’llalso give you the type of serial cable plugged into a serial port.Usually, this will only be a DTE cable that plugs into a type of dataservice unit (DSU)
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Show interface
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To display statistics for allinterfaces configured on the router or access server, use the showinterfaces commandin privileged EXEC mode. The resulting output varies, depending onthe network for which an interface has been configured
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Show run
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Todisplay the configuration that is currently running on the adaptivesecurity appliance, use the showrunning-config commandin privileged EXEC mode.
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Specific configuration mode
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Provides access to all otherrouter commands
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Speed
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To configure the transmit andreceive speed for an interface, use the speed command.To reset to the default speed, use the no formof this command.
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Trace route
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The traceroute commandis used to discover the routes that packets actually take whentraveling to their destination
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User mode
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Commands that affect the entiresystem
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What is the configurationregister?
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Used to control how the routerboots up. This value can be found as the last line of the showversion command output and by default is set to 0x2102, which tellsthe router to load the IOS from flash memory as well as to load theconfiguration from NVRAM
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ROM
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ROM stands for Read Only Memory. It stores the System Bootsrap
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NVRAM
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This is where the configuration is saved when you type copy run start.
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RAM
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RAM stores the running config, CDP information, ARP cache, routing table, etc. Basically everything the router needs for it's operation. Before you upgrade the IOS you should check if the router has sufficient memory to run that particular IOS
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FLASH
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This is where the IOS is stored. Before upgrading you should check if the flash is big enough to hold the old and the new images or that you have to delete the old one before downloading the new one.
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What is the use of the reloadcommand? |
To reload the operating system,use the reload commandin privileged EXEC or diagnostic mode.
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Whichbanners exist and when are they used?
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Execprocess creation banner:Defines a customizedbanner to be displayed whenever the EXEC process is initiated.Loginbanner: Definesa customized banner to be displayed before the username and passwordlogin prompts Messageof the day banner:Defines a customizedmessage-of-the-day banner
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Which connections use a Straight-through cable?
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A network cabling that connects acomputer to a network device. For example, straightthrough cablesconnect a computer to a network hub, network switch, and networkrouters
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Which connections use a Cross-over cable?
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A crossovercable isa type of twisted pair copper wire cable forLANs (local area network) in which the wires on the cable arecrossed over so that the receive signal pins on the RJ-45 connectoron one end are connected to the transmit signal pins on the RJ-45connector on the other end.
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Which connections use a Cross-over cable?
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A crossovercable isa type of twisted pair copper wire cable forLANs (local area network) in which the wires on the cable arecrossed over so that the receive signal pins on the RJ-45 connectoron one end are connected to the transmit signal pins on the RJ-45connector on the other end.
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Which connections use a rolled cable?
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Rollover cable (alsoknown as Cisco consolecable or aYost cable)is a type of null-modem cable thatis often used to connect a computer terminal to arouter's console port.This cable istypically flat (and has a light blue color) to help distinguish itfrom other types of network cabling.
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