WAN Technologies Final Exam CH 1-9

Question

Refer to the exhibit. Which type of ISP connectivity to the service provider edge is being used by company A?

Answer 1

multihomed

Answer 2

dual-multihomed

Answer 3

dual-homed

Answer 4

single-homed

Answer 5

campus infrastructure

Answer 6

service provider edge

Answer 7

enterprise campus

Answer 8

enterprise edge

Answer 9

data center

Answer 10

enterprise edge

Answer 11

access-distribution

Answer 12

Cisco Borderless

Answer 13

Cisco Enterprise Edge

Answer 14

Cisco Enterprise Branch

Answer 15

Cisco Enterprise Campus

Answer 16

services module

Answer 17

enterprise edge

Answer 18

data center

Answer 19

access-distribution module

Answer 20

increased network access time

Answer 21

failure isolation

Answer 22

redundancy

Answer 23

access-distribution

Answer 24

data center

Answer 25

enterprise edge

Answer 26

three-tier

Answer 27

two-tier collapsed core

Answer 28

applications and devices

Answer 29

services module

Answer 30

enterprise WAN

Answer 31

service provider edge

Answer 32

The resiliency of a network depends on being able to modify portions of the network, add services, or increase network capacity without adding new hardware devices.

Answer 33

A hierarchical network model is a useful high-level tool for designing a reliable network infrastructure, although it increases the complexity of network design

Answer 34

The network can be easily designed because of the separation of the various functions that exist on a network into modules.

Answer 35

The network is not expected to remain available under abnormal conditions such as extreme traffic loads or denial-of-service events.

Answer 36

energy costs

Answer 37

access layer switching

Answer 38

company-owned desktops

Answer 39

borderless

Answer 40

network module

Answer 41

service provider edge

Answer 42

building distribution

Answer 43

Cisco AnyConnect

Answer 44

enterprise edge

Answer 45

distribution

Answer 46

Cisco Enterprise Branch Architecture

Answer 47

Cisco Borderless Network Architecture

Answer 48

Cisco Enterprise Campus Architecture

Answer 49

Cisco Collaboration Architecture

Answer 50

aggregation of network links

Answer 51

QoS classification and marking

Answer 52

easy access of end devices

Answer 53

packet switching speed

Answer 54

data security

Answer 55

Internet security

Answer 56

internal security attacks

Answer 57

speed of Internet connectivity

Answer 58

cloud computing

Answer 59

Cisco Borderless

Answer 60

Cisco Collaboration

Answer 61

Cisco Data Center

Answer 62

Cisco Enterprise Campus

Answer 63

Cisco Enterprise Edge

Answer 64

Cisco Enterprise Branch

Answer 65

modularity

Answer 66

resiliency

Answer 67

availability

Answer 68

quality of service

Answer 69

municipal Wi-Fi

Answer 70

Delivering services over a cable network requires downstream frequencies in the 50 to 860 MHz range, and upstream frequencies in the 5 to 42 MHz range

Answer 71

Cable subscribers may expect up to 27 Mbps of bandwidth on the upload path.

Answer 72

Each cable subscriber has dedicated upstream and downstream bandwidth

Answer 73

The cable subscriber must purchase a cable modem termination system (CMTS).

Answer 74

municipal Wi-Fi

Answer 75

IEEE 802.16

Answer 76

municipal WiFi

Answer 77

data security and confidentiality during transmission

Answer 78

higher data transmission rate

Answer 79

lower cost

Answer 80

website and file exchange service support

Answer 81

WAN networks are owned by service providers

Answer 82

A WAN provides end-user network connectivity to the campus backbone

Answer 83

All serial links are considered WAN connections

Answer 84

A WAN operates within the same geographic scope of a LAN, but has serial links

Answer 85

dialup modem

Answer 86

access server

Answer 87

Layer 2 switch

Answer 88

public infrastructure

Answer 89

private infrastructure

Answer 90

a broadband service, such as DSL, through their local service provider

Answer 91

a dialup connection that is supplied by their local telephone service provider

Answer 92

private dedicated lines through their local service provider

Answer 93

Virtual Private Networks that would enable the company to connect easily and securely with employees

Answer 94

leased lines

Answer 95

Frame Relay

Answer 96

Ethernet WAN

Answer 97

packet-switched network

Answer 98

circuit-switched network

Answer 99

Frame Relay

Answer 100

access server

Answer 101

municipal Wi-Fi

Answer 102

Employees need to connect to the corporate email server through a VPN while traveling.

Answer 103

Employees need to access web pages that are hosted on the corporate web servers in the DMZ within their building

Answer 104

Employees in the branch office need to share files with the headquarters office that is located in a separate building on the same campus network

Answer 105

Employee workstations need to obtain dynamically assigned IP addresses

Answer 106

many-to-many

Answer 107

one-to-one

Answer 108

one-to-many

Answer 109

Packet-switched networks can efficiently use multiple routes inside a service provider network.

Answer 110

Packet-switched networks are less susceptible to jitter than circuit-switched networks are

Answer 111

Packet-switched networks usually experience lower latency than circuit-switched networks experience

Answer 112

Packet-switched networks do not require an expensive permanent connection to each endpoint

Answer 113

Full addressing information must be carried in each data packet

Answer 114

Each packet has to carry only an identifier

Answer 115

A virtual circuit is created for the duration of the packet delivery

Answer 116

The network predetermines the route for a packet

Answer 117

the serial interfaces participating in the multilink

Answer 118

the IP addresses of the link interfaces

Answer 119

the link LCP and NCP status

Answer 120

the queuing type on the link

Answer 121

when plain text passwords are needed to simulate login at the remote host

Answer 122

when a network administrator prefers it because of ease of configuration

Answer 123

when multilink PPP is used

Answer 124

when router resources are limited

Answer 125

Neither the link-establishment phase nor the network-layer phase completed successfully.

Answer 126

Only the link-establishment phase completed successfully.

Answer 127

Both the link-establishment and network-layer phase completed successfully.

Answer 128

Only the network-layer phase completed successfully.

Answer 129

Serial 0/0/0 is down, line protocol is down

Answer 130

Serial 0/0/0 is administratively down, line protocol is down

Answer 131

Serial 0/0/0 is up, line protocol is up

Answer 132

Serial 0/0/0 is up, line protocol is down

Answer 133

Serial 0/0/0 is up (looped)

Answer 134

Serial 0/0/0 is up (disabled)

Answer 135

Issue the command ppp quality 70.

Answer 136

Issue the command ppp quality 100

Answer 137

Set the DCE interface to a lower clock rate

Answer 138

Use the bandwidth command to increase the bandwidth of the link

Answer 139

link-establishment frames

Answer 140

link-maintenance frames

Answer 141

link-termination frames

Answer 142

link-control frames

Answer 143

link-negotiation frames

Answer 144

link-acknowledgment frames

Answer 145

Router(config)# show controllers

Answer 146

Router(config)# show ip interface

Answer 147

Router(config)# show ip interface brief

Answer 148

Router(config)# show interfaces

Answer 149

by using separate NCPs

Answer 150

by specifying the protocol during link establishment through LCP

Answer 151

by encoding the information field in the PPP frame

Answer 152

by negotiating with the network layer handler

Answer 153

option for authentication

Answer 154

option for session establishment

Answer 155

fixed-size frames

Answer 156

higher speed transmission

Answer 157

Configure-Reject

Answer 158

Configure-Nak

Answer 159

Protocol-Reject

Answer 160

Code-Reject

Answer 161

Discard-Request

Answer 162

The compress command was used when PPP was configured on the interfaces

Answer 163

Link Quality Monitoring was not configured correctly on each interface.

Answer 164

The clock rates configured on each serial interface do not match

Answer 165

PAP authentication was misconfigured on the link interfaces

Answer 166

a single byte of binary 11111111

Answer 167

a single byte of binary 10101010

Answer 168

the IP address of the serial interface

Answer 169

a single byte of binary 00000000

Answer 170

asynchronous serial

Answer 171

synchronous serial

Answer 172

FastEthernet

Answer 173

GigabitEthernet

Answer 174

The passwords do not match

Answer 175

The interface IP addresses are in different subnets

Answer 176

The usernames do not match

Answer 177

The passwords should be longer than 8 characters

Answer 178

A PPP session was successfully established.

Answer 179

Both PAP and CHAP authentication were attempted

Answer 180

CHAP authentication failed because of an unknown hostname.

Answer 181

The debug output is from router R2.

Answer 182

PPP uses LCPs to establish, configure, and test the data link connection.

Answer 183

PPP can use synchronous and asynchronous circuits

Answer 184

PPP uses LCPs to agree on format options such as authentication, compression, and error detection.

Answer 185

PPP can only be used between two Cisco devices.

Answer 186

PPP carries packets from several network layer protocols in LCPs.

Answer 187

Frame Relay

Answer 188

exchange of information about the status of virtual circuits

Answer 189

simple flow control

Answer 190

mapping of DLCIs to network addresses

Answer 191

error notification

Answer 192

congestion notification

Answer 193

Split horizon is preventing successful routing table updates on the multipoint link

Answer 194

Subinterfaces cannot be used on multipoint Frame Relay links

Answer 195

Multipoint Frame Relay networks cannot be used with this IP addressing scheme

Answer 196

Two DLCI identifiers cannot be configured on one subinterface

Answer 197

local loop

Answer 198

required bandwidth

Answer 199

end-to-end connectivity

Answer 200

circuit management fees

Answer 201

to support dynamic routing protocol updates across the link

Answer 202

to enable dynamic IP address-to-DLCI mapping

Answer 203

to support IP address to MAC address resolution for the interface in the service provider site

Answer 204

to enable VoIP packet transmission across the link

Answer 205

The Frame Relay map statement on the R3 router for the PVC to R2 is configured with an incorrect DLCI number.

Answer 206

Inverse ARP is providing false information to the R1 router.

Answer 207

The IP address on S0/0/1 of R3 is configured incorrectly.

Answer 208

The S0/0/1 interface of the R2 router has been configured with the encapsulation frame relay ietf command

Answer 209

The S0/0/1 interface of the R2 router is down.

Answer 210

Link-state routing protocols are unable to complete neighbor discovery

Answer 211

Distance vector routing protocols are unable to forward routing updates back out the incoming interface to other remote routers

Answer 212

Frame Relay is unable to map a remote IP address to a DLCI

Answer 213

LMI status inquiry messages sent to the network are not received

Answer 214

Inverse ARP fails to associate all IP addresses to the correct DLCIs

Answer 215

The IPv4 address of interface S0/1/1 on RB is 192.168.1.2

Answer 216

The DLCI that is attached to the VC on RA to RB is 62.

Answer 217

The Frame Relay map was set by using the command frame-relay map.

Answer 218

The IPv4 address of interface S0/1/0 on RA is 192.168.1.2.

Answer 219

The DLCI that is attached to the VC on RB to RA is 62.

Answer 220

FECN and BECN messages

Answer 221

Inverse ARP messages

Answer 222

Inverse Neighbor Discovery messages

Answer 223

LMI status messages

Answer 224

to have a link with reduced costs

Answer 225

to have a backup circuit for critical data transmissions

Answer 226

to have a circuit used for voice traffic

Answer 227

to have better QoS

Answer 228

to have a circuit used for network management traffic

Answer 229

inverse ARP

Answer 230

hub and spoke

Answer 231

dedicated leased line

Answer 232

It uses one interface to connect to several remote sites

Answer 233

It supports both voice and data traffic

Answer 234

It provides permanent dedicated capacity to the customers

Answer 235

It offers a guaranteed direct electrical circuit from end to end

Answer 236

Use a full mesh topology

Answer 237

Use subinterfaces

Answer 238

Disable split horizon

Answer 239

Configure static DLCI mappings

Answer 240

Disable Inverse ARP

Answer 241

Use the keyword cisco as the LMI type

Answer 242

The network administrator must statically set the LMI type to be compatible with the service provider

Answer 243

The network administrator simply has to verify connectivity with the provider, because the router has an LMI autosensing feature that automatically detects the LMI type

Answer 244

The network administrator does not have to do anything, because all LMI types are compatible with one another.

Answer 245

The network administrator must modify the keepalive time interval to maintain connectivity with the LMI type of the service provider.

Answer 246

Inverse Address Resolution Protocol

Answer 247

Address Resolution Protocol

Answer 248

Neighbor Discovery

Answer 249

Inverse Neighbor Discovery

Answer 250

when participating routers are in the same subnet

Answer 251

when using physical interfaces

Answer 252

when global DLCIs are in use

Answer 253

when multicasts must be supported

Answer 254

partial mesh

Answer 255

extended star

Answer 256

frame-relay interface-dlci 102

Answer 257

ip address 10.1.1.10 255.255.255.252

Answer 258

no ip address

Answer 259

encapsulation frame relay

Answer 260

no shutdown

Answer 261

PAT using an external interface

Answer 262

dynamic NAT with a pool of two public IP addresses

Answer 263

static NAT with a NAT pool

Answer 264

static NAT with one entry

Answer 265

defines which addresses can be translated

Answer 266

defines which addresses are allowed into the router

Answer 267

defines which addresses are allowed out of the router

Answer 268

defines which addresses are assigned to a NAT pool

Answer 269

Port forwarding allows an external user to reach a service on a private IPv4 address that is located inside a LAN.

Answer 270

Port forwarding allows users to reach servers on the Internet that are not using standard port numbers.

Answer 271

Port forwarding allows an internal user to reach a service on a public IPv4 address that is located outside a LAN.

Answer 272

Port forwarding allows for translating inside local IP addresses to outside local addresses

Answer 273

It provides an automated mapping of inside local to inside global IP addresses.

Answer 274

It dynamically provides IP addressing to internal hosts

Answer 275

It always maps a private IP address to a public IP address

Answer 276

It provides a mapping of internal host names to IP addresses.

Answer 277

port forwarding

Answer 278

dynamic NAT

Answer 279

static NAT

Answer 280

NAT-POOL2 is not bound to ACL 1.

Answer 281

Interface Fa0/0 should be identified as an outside NAT interface.

Answer 282

The NAT pool is incorrect

Answer 283

Access-list 1 is misconfigured

Answer 284

There is no end-to-end addressing

Answer 285

The internal hosts have to use a single public IPv4 address for external communication

Answer 286

The router does not need to alter the checksum of the IPv4 packets.

Answer 287

The costs of readdressing hosts can be significant for a publicly addressed network.

Answer 288

2001:7F8::/29

Answer 289

FF02::1:FF00:0/104

Answer 290

2001:DB8:1:2::/64

Answer 291

Header values are modified which causes issues with integrity checks.

Answer 292

End-to-end IPv4 traceability is lost.

Answer 293

Troubleshooting is made impossible

Answer 294

Network performance is degraded even more than with just NAT.

Answer 295

a NAT pool named corp that defines the starting and ending public IP addresses

Answer 296

ip nat outside to be enabled on the interface that connects to the LAN affected by the NAT

Answer 297

an access list numbered 4 that defines the starting and ending public IP addresses

Answer 298

an access list named corp that defines the private addresses that are affected by NAT

Answer 299

a VLAN named corp to be enabled and active and routed by R1

Answer 300

inside global addresses

Answer 301

outside local addresses

Answer 302

outside global addresses

Answer 303

inside local addresses

Answer 304

Not enough information is given to determine if both static and dynamic NAT are working.

Answer 305

NAT is working

Answer 306

Static NAT is working, but dynamic NAT is not.

Answer 307

Dynamic NAT is working, but static NAT is not.

Answer 308

access-list 1 permit 10.0.0.0 0.255.255.255 ip nat inside source list 1 interface serial 0/0/0 overload

Answer 309

access-list 1 permit 10.0.0.0 0.255.255.255 ip nat pool comp 192.168.2.1 192.168.2.8 netmask 255.255.255.240 ip nat inside source list 1 pool comp overload ip nat inside source static 10.0.0.5 209.165.200.225

Answer 310

access-list 1 permit 10.0.0.0 0.255.255.255 ip nat pool comp 192.168.2.1 192.168.2.8 netmask 255.255.255.240 ip nat inside source list 1 pool comp

Answer 311

access-list 1 permit 10.0.0.0 0.255.255.255 ip nat pool comp 192.168.2.1 192.168.2.8 netmask 255.255.255.240 ip nat inside source list 1 pool comp overload

Answer 312

private IP addresses

Answer 313

Internet-routable addresses

Answer 314

both private and public IP addresses

Answer 315

global public IP addresses

Answer 316

The request to the server for the seventh user fails

Answer 317

All users can access the server

Answer 318

No users can access the server.

Answer 319

The first user gets disconnected when the seventh user makes the request

Answer 320

dual stack

Answer 321

NAT for IPv6

Answer 322

dynamic NAT

Answer 323

static NAT

Answer 324

They allow sites to be combined without creating any address conflicts

Answer 325

They are defined in RFC 3927.

Answer 326

Their implementation depends on ISPs providing the service.

Answer 327

They are designed to improve the security of IPv6 networks

Answer 328

Identify the inside interface

Answer 329

Define a pool of global addresses to be used for overload translation

Answer 330

Create a standard access list to define applications that should be translated

Answer 331

Define the hello and interval timers to match the adjacent neighbor router

Answer 332

Define the range of source ports to be used

Answer 333

overloading

Answer 334

port address translation

Answer 335

host device

Answer 336

DHCP server

Answer 337

They are the distance from the peak of one radio wave to the peak of the next radio wave

Answer 338

They are calculated by the speed of propagation of the electromagnetic signal divided by its frequency in cycles per second

Answer 339

They are the distance from the peak of one radio wave to the trough of the next radio wave

Answer 340

They are the rate at which current or voltage cycles occur

Answer 341

They are calculated by the number of waves per second

Answer 342

VPN client software or VPN-enabled router

Answer 343

broadband Internet connection

Answer 344

VPN server or concentrator

Answer 345

authentication server

Answer 346

multifunction security appliance

Answer 347

Frame Relay

Answer 348

leased lines

Answer 349

The Ethernet interface does not have an IP address

Answer 350

The PPP configuration is on the dialer interface

Answer 351

The customer router CHAP username and password are independent of what is configured on the ISP router

Answer 352

The dialer pool command is applied to the Ethernet interface to link it to the dialer interface

Answer 353

An MTU size of 1492 bytes is configured on the Ethernet interface

Answer 354

municipal Wi-Fi

Answer 355

mobile broadband

Answer 356

radio frequency

Answer 357

municipal Wi-Fi

Answer 358

Wi-Fi Mesh

Answer 359

mobile broadband

Answer 360

the need to implement a new management style

Answer 361

increased difficulty of tracking task progress

Answer 362

slower customer service response times

Answer 363

increase in office expenses

Answer 364

increased usage of sick or vacation days

Answer 365

ADSL signals can distort voice transmissions

Answer 366

No special equipment is needed to separate voice and data signals

Answer 367

Voice signals are on a separate wire pair from ADSL signals

Answer 368

Voice traffic is interrupted if the ADSL service fails

Answer 369

DSL is not a shared medium

Answer 370

DSL has no distance limitations

Answer 371

DSL is faster

Answer 372

DSL upload and download speeds are always the same

Answer 373

modulation technique

Answer 374

channel bandwidth

Answer 375

the separation of the voice and data transmissions

Answer 376

VPN tunneling requirements

Answer 377

a deterministic media access method

Answer 378

to accommodate the PPPoE headers

Answer 379

to establish a secure tunnel with less overhead

Answer 380

to reduce congestion on the DSL link

Answer 381

to enable CHAP authentication

Answer 382

interface dialer 2

Answer 383

ppp chap password 2

Answer 384

ppp chap hostname 2

Answer 385

interface gigabitethernet 0/2

Answer 386

dialer pool 2

Answer 387

pppoe-client dial-pool-number 2

Answer 388

site-to-site VPN

Answer 389

Cisco Secure Mobility Clientless SSL VPN

Answer 390

Cisco AnyConnect Secure Mobility Client with SSL

Answer 391

Frame Relay

Answer 392

remote access VPN using IPsec

Answer 393

VPNs can be used across broadband connections rather than dedicated WAN links.

Answer 394

High-speed broadband technology can be replaced with leased lines

Answer 395

VPNs require a subscription from a specific Internet service provider that specializes in secure connections.

Answer 396

VPNs prevents connectivity to SOHO users

Answer 397

512-bit SHA

Answer 398

A GRE tunnel is being used.

Answer 399

The data that is sent across this tunnel is not secure.

Answer 400

This tunnel mode provides encryption

Answer 401

This tunnel mode does not support IP multicast tunneling.

Answer 402

This tunnel mode is not the default tunnel interface mode for Cisco IOS software.

Answer 403

Specific PC client configuration is required to connect to the VPN.

Answer 404

IPsec authenticates by using shared secrets or digital certificates.

Answer 405

IPsec authentication is one-way or two-way

Answer 406

IPsec is specifically designed for web-enabled applications

Answer 407

Key lengths range from 40 bits to 256 bits

Answer 408

New headers from one or more VPN protocols encapsulate the original packets.

Answer 409

Packets are disguised to look like other types of traffic so that they will be ignored by potential attackers

Answer 410

All packets between two hosts are assigned to a single physical medium to ensure that the packets are kept private.

Answer 411

A dedicated circuit is established between the source and destination devices for the duration of the connection.

Answer 412

authentication

Answer 413

confidentiality

Answer 414

data integrity

Answer 415

encryption

Answer 416

A mobile sales agent is connecting to the company network via the Internet connection at a hotel.

Answer 417

An employee who is working from home uses VPN client software on a laptop in order to connect to the company network.

Answer 418

A toy manufacturer has a permanent VPN connection to one of its parts suppliers.

Answer 419

All users at a large branch office can access company resources through a single VPN connection

Answer 420

A small branch office with three employees has a Cisco ASA that is used to create a VPN connection to the HQ

Answer 421

Clients do not require special software.

Answer 422

Any device can connect to the network without authentication

Answer 423

Security is provided by prohibiting network access through a browser

Answer 424

Clients use SSH to access network resources

Answer 425

confidentiality

Answer 426

authentication

Answer 427

anti-replay protection

Answer 428

Internal hosts send normal, unencapsulated packets.

Answer 429

The VPN connection is not statically defined.

Answer 430

VPN client software is installed on each host

Answer 431

Individual hosts can enable and disable the VPN connection

Answer 432

DH algorithms allow two parties to establish a shared secret key that is used by encryption and hash algorithms.

Answer 433

DH algorithms allow two parties to establish a shared public key that is used by encryption and hash algorithms.

Answer 434

DH algorithms allow unlimited parties to establish a shared secret key that is used by encryption and hash algorithms.

Answer 435

DH algorithms allow unlimited parties to establish a shared public key that is used by encryption and hash algorithms.

Answer 436

IPsec works at Layer 3, but can protect traffic from Layer 4 through Layer 7.

Answer 437

IPsec uses algorithms that were developed specifically for that protocol

Answer 438

IPsec implements its own method of authentication

Answer 439

IPsec is a Cisco proprietary standard

Answer 440

Do users need to be able to connect without requiring special VPN software?

Answer 441

What applications or network resources do the users need for access?

Answer 442

Are both encryption and authentication required?

Answer 443

Is a Cisco router used at the destination of the remote access tunnel?

Answer 444

It ensures that the data has not changed while in transit.

Answer 445

It ensures that the data is coming from the correct source.

Answer 446

It ensures that the data cannot be read in plain text.

Answer 447

It ensures that the data cannot be duplicated and replayed to the destination.

Answer 448

a central site that connects to a SOHO site without encryption

Answer 449

a mobile user who connects to a router at a central site

Answer 450

a mobile user who connects to a SOHO site

Answer 451

a branch office that connects securely to a central site

Answer 452

a VPN gateway

Answer 453

a GRE IP tunnel

Answer 454

a leased line

Answer 455

a dedicated ISP

Answer 456

172.16.1.2

Answer 457

209.165.200.225

Answer 458

172.16.1.1

Answer 459

209.165.200.226

Answer 460

router RAM

Answer 461

router NVRAM

Answer 462

syslog client

Answer 463

syslog server

Answer 464

synchronizes the clock of the device to the timeserver that is located at IP address 10.1.1.1

Answer 465

determines which server to send system log files to

Answer 466

ensures that all logging will have a time stamp associated with it

Answer 467

identifies the server on which to store backup configurations

Answer 468

The syslog client will send to the syslog server any event message that has a severity level of 4 and lower.

Answer 469

After four events, the syslog client will send an event message to the syslog server.

Answer 470

The syslog client will send to the syslog server event messages with an identification trap level of only 4.

Answer 471

The syslog client will send to the syslog server any event message that has a severity level of 4 and higher.

Answer 472

SNMPv2Classic

Answer 473

If an interface comes up, a trap is sent to the server

Answer 474

No traps are sent, because the notification-types argument was not specified yet.

Answer 475

The snmp-server enable traps command needs to be used repeatedly if a particular subset of trap types is desired

Answer 476

Traps are sent with the source IP address as 10.10.50.25.

Answer 477

TCP-Telnet

Answer 478

community strings

Answer 479

message integrity

Answer 480

packet encryption

Answer 481

source validation

Answer 482

the protocol that uses the largest volume of traffic

Answer 483

the configuration of the export parameters

Answer 484

the NetFlow version that is enabled

Answer 485

whether NetFlow is configured on the correct interface and in the correct direction

Answer 486

It uses the MD5 authentication of the SNMP messages.

Answer 487

It adds a new user to the SNMP group.

Answer 488

It forces the network manager to log into the agent to retrieve the SNMP messages.

Answer 489

It allows a network administrator to configure a secret encrypted password on the SNMP server.

Answer 490

It restricts SNMP access to defined SNMP managers.

Answer 491

Netflow can only be used in a unidirectional flow

Answer 492

NetFlow consumes additional memory

Answer 493

Netflow requires both management and agent software.

Answer 494

NetFlow can only be used if all devices on the network support it

Answer 495

Netflow requires UDP port 514 for notification messages

Answer 496

link up and link down messages

Answer 497

output messages that are generated from debug output

Answer 498

those that occur when a packet matches a parameter condition in an access control list

Answer 499

error messages about hardware or software malfunctions

Answer 500

nearest syslog server

Answer 501

the time when the syslog message was issued

Answer 502

the time passed since the syslog server has been started

Answer 503

the time on the router when the show logging command was issued

Answer 504

the time passed since the interfaces have been up

Answer 505

An ACL was configured to restrict SNMP access to an SNMP manager.

Answer 506

This is the output of the show snmp command without any parameters.

Answer 507

The location of the device was not configured with the snmp-server location command.

Answer 508

The system contact was not configured with the snmp-server contact command.

Answer 509

Emergency - Level 0

Answer 510

Critical - Level 2

Answer 511

Alert - Level 1

Answer 512

Error - Level 3

Answer 513

to support accounting and monitoring with consumer applications

Answer 514

to passively capture changing events that occur in the network and to perform after-the-fact-analysis

Answer 515

to actively capture traffic from networked devices

Answer 516

to monitor live data usage and to control traffic flow with set messages

Answer 517

A set request is used by the NMS to change configuration variables in the agent device.

Answer 518

An SNMP agent that resides on a managed device collects information about the device and stores that information remotely in the MIB that is located on the NMS

Answer 519

An NMS periodically polls the SNMP agents that are residing on managed devices by using traps to query the devices for data

Answer 520

A get request is used by the SNMP agent to query the device for data

Answer 521

One user connection to an application exists as two NetFlow flows.

Answer 522

Netflow captures and analyzes traffic

Answer 523

NetFlow does not consume any additional memory.

Answer 524

On 2960 switches, Netlow allows for data export

Answer 525

SNMP trap messages

Answer 526

SNMP community strings

Answer 527

SNMP set messages

Answer 528

SNMP get messages

Answer 529

the status of the departmental workgroup switch in the wiring closet

Answer 530

the cable connection between a PC and a network outlet that is used by a neighbor

Answer 531

the cable that connects the PC of the caller to the network jack

Answer 532

the trunks between switches in the wiring closet

Answer 533

the power outlet to the PC that is used by the caller

Answer 534

during normal work hours of an organization

Answer 535

immediately after the main network devices restarted

Answer 536

after normal work hours to reduce possible interruptions

Answer 537

when a denial of service attack to the network is detected and blocked

Answer 538

It creates a point of reference for future network evaluations.

Answer 539

It manages the performance of network devices

Answer 540

It provides a statistical average for network performance

Answer 541

It checks the security configuration of network devices

Answer 542

When did you first notice your email problem?

Answer 543

What kind of equipment are you using to send emails?

Answer 544

How big are the emails you tried to send?

Answer 545

Is your email working now?

Answer 546

Narrow the scope

Answer 547

Determine the symptoms

Answer 548

Document the symptoms

Answer 549

Gather information

Answer 550

Determine ownership

Answer 551

change-control procedures

Answer 552

knowledge base guidelines

Answer 553

one of the layered troubleshooting approaches

Answer 554

syslog messages and reports

Answer 555

gathering symptoms from suspect devices

Answer 556

documenting symptoms

Answer 557

determining ownership

Answer 558

narrowing the scope

Answer 559

protocol analyzer

Answer 560

baselining tool

Answer 561

knowledge base

Answer 562

divide-and-conquer

Answer 563

substitution

Answer 564

protocol analyzer

Answer 565

baselining tool

Answer 566

fault-management tool

Answer 567

cable analyzer

Answer 568

It defines how hosts and network devices connect to the LAN.

Answer 569

It shows the order in which hosts access the network

Answer 570

It describes whether the LAN is a broadcast or token-passing network.

Answer 571

It depicts the addressing scheme that is employed in the LAN.

Answer 572

from the network layer to the application layer

Answer 573

from the network layer to the physical layer

Answer 574

only the network layer

Answer 575

all of the layers

Answer 576

The ASBR does not have an OSPF neighbor.

Answer 577

The ASBR does not have OSPF configured

Answer 578

The other routers are not configured to accept LSA type 4s.

Answer 579

The ASBR should use the exit_interface argument instead of next-hop on the default route.

Answer 580

application

Answer 581

network access

Answer 582

corrupted NIC driver

Answer 583

corrupted application installation

Answer 584

cabling faults

Answer 585

Ethernet signal attenuation

Answer 586

portable network analyzer

Answer 587

digital multimeter

Answer 588

DTX cable analyzer

Answer 589

netsh interface ipv6 show neighbor

Answer 590

The PC has a missing or incorrect default gateway

Answer 591

The link between the switch to which the PC connects and the default gateway router is down

Answer 592

The default gateway router does not have a default route

Answer 593

The switch port to which the PC connects has an incorrect VLAN configured

Answer 594

Static NAT has not been configured properly or at all.

Answer 595

The default gateway router for the server does not have a default route

Answer 596

The server does not have a private IP address assigned

Answer 597

The switch port to which the server connects has an incorrect VLAN configured

	Criado por Anthony Schulmeister mais de 8 anos atrás

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WAN Technologies Final Exam CH 1-9

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