Topic 2 Flashcards
What are three ways a user can access the Cisco IOS?
Console, Secure shell, Telnet.
Describe briefly the User EXEC Mode.
Allows access to only limited number of basic monitoring commands.
Describe briefly the Privileged EXEC Mode.
Allows access to all commands and features.
What is Line Configuration Mode used for?
Used to configure console, SSH, Telnet or AUX access.
What is Interface Configuration Mode used for?
Used to configure a switch port or router interface.
What command moves from User EXEC mode to Privileged EXEC mode?
enable.
What command moves from Privileged EXEC mode to User EXEC mode?
disable.
What command is used to enter global configuration mode?
configure terminal.
What command is used to exit global configuration mode?
end.
What command is used to exit line configuration mode?
exit.
What does Context Sensitive help provide?
Enables us to quickly find answers to the questions.
What does the Space HOT key do?
Displays the next screen.
What does the Enter HOT key do?
Displays the next line.
What does the Tab HOT key do?
Completes a partial command name entry.
What does the Up HOT key do?
Recalls the commands in the history buffer.
What does the Ctrl-Shift-6 HOT key do?
All purpose break sequence used to abort DNS lookups, traceroutes, ping, etc.
What does the ? HOT key do?
Ends the display string, returning to privileged EXEC mode.
List the three device accesses that should be secured with passwords.
- User EXEC Mode
- Privileged EXEC Mode
- VTY line access.
What does the command service password-encryption do?
Encrypts all plaintext passwords.
What is the purpose of the show running-config command?
Used to verify that the passwords on the device are encrypted.
What is Startup-Config?
This is the saved configuration file that is stored in NVRAM.
What is Running-Config?
This is stored in RAM and reflects the current configuration.
What command is used to save the running configuration file onto NVRAM?
copy running-config startup-config.
What does the reload command do?
It causes the device to briefly go offline, leading to network downtime.
What is the purpose of IP addresses?
Enables devices to locate one another and establish end-to-end communication on the internet.
What is the structure of IP called?
Dotted decimal.
How is the structure of IP represented?
By 4 decimal numbers between 0 and 255.
Define the IPv4 mask.
A 32-bit that differentiates the network portion of the address from the host portion.
What is the purpose of the subnet mask?
Determines to which subnet the device is a member.
Define the default gateway address.
The IP address of the router that the host will use to access remote networks.
What is the purpose of DHCP?
Enables automatic IPV4 addresses configuration for every end device that is DHCP-enabled.
What is the purpose of configuring an IP Address and a subnet mask on SVI (VLAN on a Switch)?
To access the switch remotely.
What command is used to verify the end-to-end connectivity?
Ping.
