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Network + > Lesson 13 > Flashcards

Lesson 13 Flashcards

1
Q

What is remote networking

A

Enabling users at remote locations access to network resources

Users have same access at remote locations as they did at the office

Users can connect to a device for basic service or full-service connections

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2
Q

What are the limitations of remote networking

A

Bandwidth
Latency
Security

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3
Q

Remote desktop

A

Mode that enables users to access any network node from their workstation and perform tasks on the remote device

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4
Q

Remote Desktop control

A

Special software package that enables a remote client to control a host on the network or run an application from a server

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5
Q

Remote desktop assistance

A

Remote user and local user share access to resources

Both users have control of the device

Both users can see the same display

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6
Q

Benefits of remote desktop connectivity

A

Centralized application deployment and access

Multiple device support

Server Admin and maintenance

Enhanced Security

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7
Q

RAS Servers

A

Remote Access Services Server

Allows users to dial in to or use a VPN to connect to the network

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8
Q

Remote Access

A

A feature that allows a remote user to dial in or use a VPN to connect to the network

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9
Q

A RAS Server is a combination of what types of servers

A

dial up and VPN

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10
Q

What is Micrsoft version of RAS

A

RRAS – Routing and Remote Access Services

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11
Q

What is Radius

A

Remote Authentication Dial In User Service

It enables a server to provide standardized centralized authentication for remote users

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12
Q

When and why would you use RADIUS

A

when you have more than one RAS server, you can confgiure one of them to act as a RADIUS server and the others as RADIUS clients.

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13
Q

RADIUS Clients

A

Send authentication requests to the RADIUS server for verification

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14
Q

Who uses RADIUS

A

VPN servers
Ethernet switches requiring authentication
Wireless Access Points
Other devices

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15
Q

RADIUS role is

A

Authentication and Authorization

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16
Q

RADIUS uses

A

1812 and 1813 UDP

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17
Q

RADIUS implementations use ports

A

1645 and 1646

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18
Q

AAA

A

Authentication, Authorization and Auditing

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19
Q

How can you get RADIUS

A

Win Server 2012 R2 NPS server

FreeRADIUS

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20
Q

What is Diameter

A

Authentication protocol that is an updated version of RADIUS

21
Q

Updated version of RADIUS is called

A

Diameter

22
Q

Is Diameter backward compatible with RADIUS

A

No

23
Q

What is a good base protocol for AAA for mobile IP apps, remote access and VoIP

A

Diameter

24
Q

IP Multimedia Subsystem telecommunication providers use what to exchange AAA information

A

Diameter, RADIUS and TACACS/TACACS+

25
Q

How do remote access systems permit, control and audit remote client connections

A

AAA

26
Q

Which protocols have their own implementation of AAA

A

RADIUS
TACACS
TACAS+
Diameter

27
Q

Name the remoter control protocols

A

RDP
VNC
IAC
X Window system

28
Q

RDP

A

Remote Desktop Protocol

Microsoft

29
Q

VNC

A

Virtual Network Computing

30
Q

ICA

A

Independent Computuing Architecture

31
Q

X Window system

A

Client server relationssip to provide aGUI and input device management functionality to applications

32
Q

Nested remote connections

A

When a user connects remotely to a device and then from that remote device they establish a remote connection to another device

33
Q

Support for nesting only extends to how many levels of nesting

A

On

34
Q

Nesting remote connections can produce latency

A

True

35
Q

What is a remote protocol

A

Enables users to access a remote access server and transfer data

36
Q

Name some remote access protocols

A

PPP

PPPoE

EAP

37
Q

PPP

A

Pt to Pt protocol

Works at the data link layer

Send IP datagrams over a serial pt to pt link

Can be used in synchronous or asynchronous connections

Provides encryption for passwords paving the way for authrentication of remote users

38
Q

What must you do to log on to remote session via PPP

A

Enable remote authentication protocol

39
Q

What are the four PPP variants

A

PPPoE

EAP

PEAP

Multilink PPP

40
Q

PPPoE

A

Provides PPP features and functionaluity to DSL connections that use Ethernet

Discovers MAC address before establishing a connection

41
Q

Which PPP variant is used with ATM

A

PPPoA

42
Q

EAP

A

Extensible authentication protocol

Uses tokens, smart cards, and certificates

43
Q

Which variant of PPP can be used with tokens, smart cards and certificates

A

EAP

44
Q

PEAP

A

Secures EAP by creating an encryoted channel between a remote client and server

45
Q

Which PPP protocol variant is used MS-CHAP v2

A

PEAP

To strengthen the protocol password authentication

46
Q

SLIP

A

Serial LIne Internet protocol is a legacy prptotocol used for sending data streams over serial lines such as modems or phone connections

SLIP is automatically upgraded to PPP in WIndows sytems

47
Q

Which device authenticates and provides security for remote clients

A

Server

48
Q

All traffic to and from a the remote node passes through

A

The server

Network + (13 decks)

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