CCNA part 2

Network administrators typically access the router directly through the console port (also known as the ____) located on the back of the router.

console

The console port connects directly to a PC through a(n) ____ rollover cable

RJ-45 to RJ-45

You can access the system configuration dialog by typing the ____ command at the privileged EXEC prompt.

setup

By default, a Cisco router's host name is ____.

Router

When the prompt displayed is the greater than symbol, the router is in ____ EXEC mode.

user

User mode does not allow you to configure the router. To do this, you must go into the ____ EXEC mode.

privileged

To enter privileged EXEC, you can type the ____ command at the user mode prompt.

enable

With ____ configuration mode, you can configure the virtual terminals, console, and AUX lines that let you access the router.

line

If you want to remove the enable secret password, you can type ____ at the global configuration mode prompt.

no enable secret

The editing command ____ moves the cursor to the end of the current line.

ctrl + e

The editing command ____ moves the cursor one character to the right.

Ctrl+F

The ____ command is typically used as a legal means of warning anyone who accesses the banner that they will be held accountable.

banner motd

You can configure a description for each of the interfaces physically attached to your router by using the ____ command.

description

Use the ____ command in enable mode to configure the time.

clock set

____ is a type of erasable, programmable, read-only memory (EPROM).

flash memory

____ contains the working copy of the current Cisco IOS and is the component that initializes the IOS for normal router operations.

Flash memory

____ is a special type of RAM that is not cleared when the router is rebooted.

NVRAM

The startup configuration file for the router is stored in ____ by default.

NVRAM

Random access memory (RAM), also known as ____, is a volatile hardware component because its information is not maintained in the event of a router reboot.

DRAM

The command ____ displays the current startup configuration file on the router, which is stored in NVRAM.

show startup-config

____ in a router typically contains the power-on self-test (POST).

ROM

A(n) ____ server is a computer, such as a PC, UNIX workstation, or laptop that is running TFTP server services.

TFTP

Sometimes the ____ file is referred to as the backup configuration because it is the saved version of the configuration file.

startup config

If you want to view the contents of the startup-config, you can type ____ at the enable prompt.

show startup-config

The command ____ copies the configuration from the TFTP server to the startup configuration.

copy tftp startup-config

The command ____ indicates that you want to overwrite the existing NVRAM with the configuration information stored on the TFTP server.

configure overwrite-network

To manually configure IP on an interface, you must first change to interface configuration mode. Then, you can use the ____ command to configure an IP address for the specific interface.

ip address

You can add the word ____ to an ip address command and configure the address as a second IP address for the interface.

secondary

In the event you are configuring a serial interface as a DCE (data communication equipment), you will need to add the ____ [bandwidth in bits per second] command.

clockrate

If you accidentally initiate a connection with another router from your locally attached router, you can stop the process by pressing ____.

Ctrl Shift 6

Trace use ____ messages to verify that the destination host is reachable, and if not, give possible reasons for the problem.

ICMP

You can check the configuration of a specific interface from the enable mode prompt with the ____ command.

show interfaces

If you want to perform general IP packet debugging, type the following:

debug ip packet

All Cisco devices, including routers, switches, and wireless access points, can use ____ to discover each other and learn about the configurations of other devices.

CDP

If you want to disable CDP information from being sent on a given interface, change to the interface configuration mode prompt, and then issue the ____ command.

no cdp enable

You can use the ____ command in enable mode to retrieve the statistics that CDP will report on the local router's interfaces.

show cdp interface

You can examine the configuration register by typing ____ at either the enable mode or user mode prompt.

show version

____ mode is actually the bootstrap program that is built into the firmware of the router.

ROM Monitor

ROM in the router contains a limited version of the IOS. When accessing this limited IOS version, you are in ____ mode.

RxBoot

The boot system flash ____ command will force the router to boot into ROM.

bootflash

____ protocols have packet headers that can contain Network layer addresses.

Routerd

____ is a proprietary protocol suite developed by Novell.

IPX/SPX

An autonomous system (AS) uses ____ as routing protocols.

Interior Gateway Protocols

____ routing protocols broadcast their entire routing table to each neighbor router at predetermined intervals.

Distance-vector

____ are often referred to as count-to-infinity problems because loops, without preventive measures, will cause packets to bounce around the internetwork infinitely.

Routing loops

____ controls what information a router will send out through a particular interface.

Split horizon

____, which are the packets used to send out LSAs, allow every router in the internetwork to share a common view of the topology of the internetwork.

LSPs

____ is a distance-vector routing protocol that broadcasts entire routing tables to neighbors every 30 seconds, out of every interface.

RIP

The Cisco ____ command turns on RIP routing for a network.

newtork

You use the ____ command to display the routing table.

show ip route

The ____ is the time at which a route will be totally removed from the routing table if no updates are received.

flush interval

The ____ command displays real-time rip updates being sent and received and places very high processing demands on your router, which could affect network performance.

debug ip rip

Routers with only one route out are known as ____.

stub routers

Networks with one route to the Internet are called ____.

stub networks

Static routes are configured by a network administrator using the ____ command.

ip route

____ are very powerful, as they allow administrators complete control over path selection.

static routes

The ____ command allows you to configure an administrative distance.

ip route

A ____ route is a type of static route that the administrator configures.

default

When IP routing is enabled, you can use the ____ command or the ip route 0.0.0.0 0.0.0.0 command to configure a default route.

ip default-network

Default routes are sometimes called ____ routes.

quad zero

When making changes, you must remove the access list, using the ____ command.

no access-list [list number]

With the ____ command, an administrator can schedule the router to reload in a certain number of minutes, hours, or even days.

reload

If you create and apply the lists and they have the intended results, you can cancel the scheduled reload with the ____ command.

reload cancel

Traffic coming in to "the man in the router," through any of the interfaces, needs to be filtered using ____ traffic filters.

incoming

The following command sets an outbound access list filter: ____.

ip access-group 1 out

You must use the ____ command to save the list after configuration if you want it to survive a router reload.

copy run start

Routers use ____ to determine which bits in an address will be significant.

wildcard masks

It is possible to replace the 0.0.0.0 255.255.255.255 entry, which represents all hosts and all networks, with the ____ keyword.

any

To view the access lists defined on your router, use the ____ command.

show access-lists

To view which interfaces have IP access lists set, use the ____ command.

show ip interface

Use the ____ command to remove the application of the list.

no ip access-group [list #][direction]

Regarding extended IP access lists, the ____ keyword is short for a wildcard mask of 0.0.0.0.

host

To remove an extended IP access list from an interface, you enter interface configuration mode and use the ____ command.

no ip access-group [list #] [in|out]

To name a standard IP access list, use the following syntax: ____.

ip access-list standard [name]

To name an extended IP access list, use the following syntax: ____.

ip access-list extended [name]

To apply a standard IP named list to an interface, use the following syntax: ____.

ip access-group [name] [in | out]

____ provides a GUI-based configuration tool for Cisco devices.

SDM

SDM allows you to easily create a standard or an extended access list or, as it is known in the SDM, a(n) ____.

acl

Unlike the CLI, the SDM does allow a router to be configured as a firewall. To begin this task, click the ____ icon in the Tasks panel.

Firewall and ACL

The configuration of a(n) ____ is the main difference between the Basic and Advance firewall wizards.

DMZ

PPP is an Internet standard protocol defined in RFCs 2153 and ____.

1661

The ____ is used at the Data Link layer to establish, configure, and test the connection.

LCP

In a production environment, you can use the ____ command from interface configuration mode, which will automatically shut down that interface when looping is detected.

down-when-looped

____ checks the reliability of the link by monitoring the number of errors, latency between requests, connection retries, and connection failures on the PPP link.

LQM

Once you have completed configuring your PPP interface, you can verify the changes using the ____ command.

show interface

____ is a communications technique for sending data over high-speed digital connections operating at anywhere from 56 Kbps to 44.736 Mbps or higher.

Frame relay

The Frame Relay switch is also called the ____.

FRND

Frame Relay separates each data stream into logical (software-maintained) connections called ____.

virtual circuits

In multipoint configurations, routers use the protocol ____ to send a query using the DLCI number to find a remote IP address.

Inverse ARP

The basic LMI type has three information elements: report type, keepalive, and ____.

PVC status

A(n) ____ implementation prevents routing update information received on one physical interface from being rebroadcast to other devices through that same physical interface.

split horizon

When the sum of the data arriving over all virtual circuits exceeds the access rate, the situation is called ____.

oversubscription

The Frame Relay ____ topology is like the bus LAN topology; nodes are simply strung along in a daisychained fashion.

peer

The ____ is the most popular Frame Relay topology.

star

The ____ is the most expensive Frame Relay topology to implement because each router has a direct connection to every other router.

full mesh

The Frame Relay ____ topology allows redundancy for critical connections.

partial mesh

In Frame Relay, to configure a multipoint subinterface, you map it to multiple remote routers using the same subnet mask, but different ____ numbers.

DLCI

The ____ command associates the DLCI numbers with a specific subinterface.

frame-relay interface-dlci

You can check your Frame Relay configuration by using ____ commands.

show

The most common show commands for monitoring Frame Relay operation are show interface, ____, show frame-relay map, and show frame-relay lmi.

show frame-relay pvc