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74 terms

Windows 7 Configuration 70-680 CH5

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Firewall
A software routine, which also acts as a filter that blocks certain type of incoming and outgoing traffic, while enabling other types is called
Network and Sharing Center
The tool provides a central access point for all of the network controls and connections on a computer running Windows 7
Router
A device that connects one network to another is called
Open Systems interconnection (OSI), Reference Model, Seven
The most common method for illustrating the operations of a networking stack is the _____, which consists of _____ layers
Connectionless Protocol
Protocols that do not guarantee delivery of their data, but do operate with a very low overhead that conserve network bandwidth are called.
Ping.exe
The Windows 7 command-line utility that can tell you if the TCP/IP stack of another system on the network is functioning normally is called.
Nslookup.exe
The Windows 7 command-line utility that enables you to generate DNS request messages and then transmit them to specific DNS servers on the network is called.
Dynamic Host Configuration Protocol (DHCP)
Most networks use ___ to dynamically assign addresses and configure computers to use them.
Tracert.exe
The Windows 7 utility that displays a list of routers currently forwarding packets to a particular destination is called.
Application and Physical
The top and bottom layers of the OSI model are called the _____ and _____ layers.
Protocols
Languages that all of the computers understand
Open Systems Interconnection (OSI) reference model
Physical, Data-link, Network, Transport, Session, Presentation, Application
internet
network of networks
Internet
Huge conglomeration of networks, all connected together by devices called routers.
Router
Device that connects one network to another.
255.0.0.0
Class A Subnet Mask
255.255.0.0
Class B Subnet Mask
255.255.255.0
Class C Subnet Mask
126
Number of possible networks, Class A (IPv4)
16,384
Number of possible networks, Class B(IPv4)
2,097,152
Number of possible networks, Class C(IPv4)
16,777,214
Number of possible hosts, Class A(IPv4)
65,534
Number of possible hosts, Class B(IPv4)
254
Number of possible hosts, Class C(IPv4)
Classess Inter-Domain Routing (CIDR)
IETF published a new standard for assigning IP addresses
Class A
IPv4 Address Range 10.0.0.0 -10.255.255.255
Class B
IPv4 Address Range 172.16.0.0 - 172.31.255.255
Class C
IPv4 Address Range 192.168.0.0 - 192.168.255.255
Network Address Translation (NAT)
Private IP addresses provide their computers with Internet access
Dynamic Host Configuration Protocol (DHCP)
Client/Server application and protocol that enables clients to obtain IP addresses from a pool provided by a server.
Automatic Private IP Addressing (APIPA)
When a Windows 7 computer with no IP address starts, and it fails to locate a DHCP server on the network, the TCP/IP client automatically configures itself using an address in the 169.254.0.0/16
Unicast
Identifies a single network interface.
Anycast
Identifies a set of network interfaces.
Multicast
Identifies a group of multiple network interfaces.
Node-local
Limited to an individual interface
Link-local
Limited to systems on the directly attached network.
Site-local
Limited to interfaces at a single site.
Organization-local
Designed to span multiple sites belonging to an individual organization.
Global
Unique throughout the IPv6 universe.
Link Local Multicast Name Resolution (LLMNR)
For computers with link-local addresses, which might not have access to a DNS server.
Stateless Address Autoconfiguration
Enables computers to configure their own addresses after transmitting router solicitation multicasts to the routers on the network and receiving router advertisement messages in return.
IPv4-compatible addresses
A hybrid IPv6/IPv4 address that enables an IPv6 system to communicate using an IPv4 infrastructure.
IPv4-mapped addresses
A hybrid IPv6/IPv4 address that enables an IPv6 system to recognize an IPv4-only system.
6to4
A tunneling technology that enables computers to transmit IPv6 packets over an IPv4 network.
Teredo
A tunneling protocol that enables computers to transmit IPv6 packets through NAT routers that do not support IPv6.
Datagram
The data-link layer packet that gets transmitted over the network consists of transport layer data.
Connection-Oriented Protocol
Two communicating systems establish a connection before they transmit any data.
Connectionless Protocol
Does not require the establishment of a connection, nor does it perform error detection or correction.
Socket
Combination of an IP address and a port number.
Well-Known Port
Numbers permanently assigned to specific application.
Ephemeral Port
Created automatically by client application.
Port:20
ftp-data
Port:21
ftp
Port:22
ssh
Port:23
telnet
Port:25
smtp
Port:53
domain
Port:67
bootps
Port:68
bootpc
Port:80
http
Port:110
pop3
Port:119
nntp
Port:123
ntp
Port:143
imap
Port:161
snmp
Port:443
https
Packet Acknowledgment
Informs the sender which packets have been delivered successfully.
Error Correction
Informs the sender which packets must be retransmitted.
Flow Control
Regulates the rate at which the sending system transmits its data.
Client for Microsoft Networks
Provides application layer services that enable programs to access shared files and printers on the network.
QoS Packet Scheduler
Enables the network client to prioritize network traffic based on bandwidth availability and changing network conditions.
File and Printer Sharing for Microsoft Networks
Enables the computer to share its files and printers with other users on the network.
Link Layer Topology Discovery Mapper I/O Driver and Link Layer Topology Discovery Responder
Implement the protocol that enables Windows 7 to compile a map of the computers on the network.
Netsh
Command line parameters to configure virtually any Windows 7 networking setting.