Evit: Chapters 5 and 6

WAN

A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this scenario?

ipconfig /release

A computer has been assigned an IP address of 169.254.33.16. What command initiates the process of requesting a new IP address?

It cannot communicate outside its own network.

A computer is assigned an IP address of 169.254.33.16. What can be said about the computer, based on the assigned address?

Port Forwarding

A customer has a web server for a small business. The business uses both wired and wireless networking. A Linksys WRT300N wireless router provides wireless and wired connectivity. What firewall option may be enabled in order for customers to gain access to the web server from their remote locations?

2001:0db8:cafe:4500

A device has been assigned the IPv6 address of 2001:0db8:cafe:4500:1000:00d8:0058:00ab/64. Which is the network identifier of the device?

The gateway IP address is misconfigured.

A new computer workstation has been installed in a small office. The user of the workstation can print a document using a network printer on the LAN, but cannot access the Internet. What is a possible cause of the problem?

MAC

A switch is a networking device that will record_________addresses by inspecting every incoming data frame.

T568A and T568B

A technician has been asked to assist with some LAN cabling. What are two standards that the technician should research before this project begins?

80

A technician has captured packets on a network that has been running slowly when accessing the internet. Which port number should the technician look for within the captured material to locate HTTP packets?

The website for the manufacturer of the NIC

A technician wishes to update the NIC driver for a computer. What is the best location for finding new drivers for the NIC?

The web server information is misconfigured on the DNS server. The DNS server address is misconfigured on the workstation.

A user reports that the corporate web server cannot be accessed. A technician verifies that the web server can be accessed by its IP address. What are two possible causes of the problem?

The wireless router still has the factory default IP address.

A wireless router is displaying the IP address of 192.168.0.1. What could this mean?

hub

Network device regenerates the data signal without segmenting the network.

NAT

The process that a wireless router uses to translate a private IP address on internal traffic to a routable address for the Internet is called...

PoE

The technology that allows a switch to deliver power to a device like an IP phone or an access point through the data cable is known as

802.11g, 802.11n, 802.11b

Three Wi-Fi standards operate in the 2.4GHz range of frequencies?

TCP and UDP

Two protocols operate at the transport layer of the TCP/IP model.

fiber and copper

What are two common media used in networks?

nslookup

What command can be used to troubleshoot domain name resolution issues?

Workstations are assigned with IP addresses in the 169.254.0.0/16 network.

What is a result when the DHCP servers are not operational in a network?

The DHCP server is unreachable.

What is the problem if a computer automatically configures an IP address in the 169.254.x.x address range?

Whitelisting

Which filtering method uses IP addresses to specify allowed devices on your network?

DHCP

Which network service automatically assigns IP addresses to devices on the network?

ICMP

Which protocol is used by ping to test connectivity between network hosts?

IDS

Which security technology is used to passively monitor network traffic with the objective of detecting a possible attack?

Zigbee

Which smart home technology requires the use of a device, known as a coordinator, to create a wireless PAN?

Ethernet over Power

Which technology uses existing electrical wiring to connect devices to a network?

PAN

Which type of network will extend a short distance and connects printers, mice, and keyboards to an individual host?

broadband

___________technology uses different frequencies to transmit multiple signals simultaneously over the same cable.