Match the private WAN technology to its application. (Not all options are used.)

ISDN: When additional capacity is needed on a leased line

Dialup: When intermittent, low volume transfers are needed

Leased Line: When permanent point-to-point dedicated connections are required

VSAT: When connectivity i???

Which network scenario will require the use of a WAN?

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

What is a characteristic of end-to-end data transmission in a packet-switched network?

A connection-oriented technology is employed.

Fill in the blank.Branch office networks and corporate headquarter networks can be connected together using ________ VPN connections through the Internet infrastructure.

Site to site

A new corporation needs a data network that must meet certain requirements. The network must provide a low cost connection to sales people dispersed over a large geographical area. Which two

types of WAN infrastructure would meet the requirements? (Choose two.)

public infrastructure [This]Internet [This]

Match each component of a WAN connection to its respective description. (Not all options are used.)

customer premises equipment: Devices and inside

demarcation point: a point that is established

data terminal equipment: customer devices t??

data communications equipment: devices that put data on the local loop

What are two common types of circuit-switched WAN technologies? (Choose two.)PSTN [Yes]ISDN [Yes]

Which WAN technology is cell-based and well suited to carry voice and video traffic?

ATM

A construction firm is building a power plant at a remote and isolated mine site and needs to connect the data network of the plant to the

corporate network. Which public technology is the most suitable to meet the connection needs?

Satellite Internet

A new corporation needs a data network that must meet certain requirements. The network must be fast and reliable to transmit secure video conferencing calls between two branches. If cost is not a consideration, which two types of WAN infrastructure would best meet the requirements? (Choose two.)

Private infrastructureDedicated

Which medium do service providers use to transmit data over WAN connections with SONET, SDH, and DWDM?

fiber optic

Which two WAN infrastructure services are examples of private connections? (Choose two.)

T1/E1 [Yes]Frame Relay [Yes]

Which public WAN technology provides security by using encrypted tunnels over Internet connections?

VPN

Which statement correctly describes a WAN technology?

MPLS can be used to deliver any type of packet between sites.

What is a disadvantage of leased lines?

High cost

Which two protocols provide authentication services for PPP? (Choose two.)PAPCHAP 

Authentication services for PPP can be configured using either PAP or CHAP. HDLC is an encapsulation protocol for point-to-point serial links. LCP and NCP are protocols that are used for establishing PPP sessions. NTP is used to synchronize the time.