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26 Cards in this Set
- Front
- Back
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What protocol does the console use?
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RS232
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What is RS232?
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A serial protocol, originally designed for accessing dumb terminals.
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What port does Telnet use?
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TCP port 23
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What port does SSH use?
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TCP port 22
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What is Out Of Band Management? (OOB)
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Allows console connections to routers with no config from a network designed for management access
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What port does RDP use?
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RDP port 3389
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What is a WIC slot?
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A WAN Interface Card Slot - allows connection to other devices via serial or T1 connections, etc
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What mode does the > sign denote?
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User mode - read only access to the machine.
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What does the enable command do?
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Starts priviledged mode
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How is priviledged mode shown on a device?
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by a # after the device hostname (eg - Router0#)
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What command(s) will delete the config from a device?
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- write erase
- clear start |
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What command will display the startup configuration of a device?
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show startup-config
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What does the "reload" command do?
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Reboots the device
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How can you see possible valid commands in IOS?
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Type a ?
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What is the tab completion feature?
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Hitting tab will automatically complete a command
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What is the difference between the enable secret and the enable password?
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The enable secret is encrypted in the config.
The enable password is stored in clear text |
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What is the virtual terminal password?
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Protects access to the router over a network interface (eg - for telnet access)
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What command will display all the interface IP information?
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show ip interface brief
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What range of addresses does class A use?
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0 -> 127
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What range of addresses does class B use?
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128 -> 191
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What range of addresses does class C use?
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192 -> 223
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What range of addresses does class D use?
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224 -> 239
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What range of addresses does class E use?
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240 -> 255
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What range of IP addresses are used for multicast?
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Class D
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What does the shutdown command do?
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Disables a router/switch interface
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What does the write command do?
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saves the running-config to the startup-config
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