Shared Flashcard Set

Details

Network+ 2009 N10-004
Exam Flash Cards
70
Computer Networking
Professional
07/12/2011

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Cards

Term
List the way data is encapsulated.
Definition
"bfpsd" bits -> frame -> packet -> segment -> data
Term
IPv6 loopback addresses?
Definition
0.0.0.0.0.0.0.0 & 0.0.0.0.0.0.0.1
Term
Class A addresses span from...?
Definition
1 to 126
Term
POP3 port
Definition
110
Term
NNTP port
Definition
119
Term
NTP port
Definition
123
Term
IPv4 loopback address?
Definition
127.0.0.1
Term
Class B address span from...?
Definition
128 - 191
Term
IMAP4 port
Definition
143
Term
SNMP port
Definition
161
Term
APIPA address?
Definition
169.x.x.x when no DHCP server found.
Term
Class C addresses span from...?
Definition
192 - 223
Term
802.11n GHz? Speed?
Definition
2.4 & 5; 600Mbps
Term
802.11b GHz? Speed?
Definition
2.4; 11Mbps
Term
802.11g GHz? Speed?
Definition
2.4; 54 Mbps
Term
FTP ports
Definition
20/21
Term
SSH port
Definition
22
Term
Telnet port
Definition
23
Term
SMTP port
Definition
25
Term
Class A default subnet mask?
Definition
255.0.0.0
Term
Class B default subnet mask?
Definition
255.255.0.0
Term
Class C default subnet mask?
Definition
255.255.255.0
Term
HTTPS port
Definition
443
Term
DNS port
Definition
53
Term
802.11a GHz? Speed?
Definition
5; 54Mbps
Term
DHCP port
Definition
67
Term
TFTP port
Definition
69
Term
HTTP port
Definition
80
Term
ARP
Definition
Address Resolution Protocol Resolves IP addresses to MAC addresses to enable communication between devices
Term
List the OSI Model from layer 7 to 1.
Definition
Application - Presentation - Session - Transport - Network - Data Link - Physical
"Please do not throw sausage pizza away"
Term
What layer does a switch operate on?
Definition
Data link - layer 2
Term
What layer does a bridge operate on?
Definition
Data link - layer 2
Term
What layer does a NIC operate on?
Definition
Data link - layer 2
Term
RAID 1
Definition
Disk mirroring - fault tolerance - 2 disks required
Term
Load Balancer
Definition
Distributes the network load. Load balancing increases redundancy and performance by distributing the load to multiple servers
Term
DNS
Definition
Domain Name System Resolves hostnames to IP addresses
Term
DHCP
Definition
Dynamic Host Configuration Protocol Automatically assigns TCP/IP information.
Term
FTP
Definition
File Transfer Protocol A protocol for uploading and downloading files to and from a remote
host. Also accommodates basic file-management tasks.
Term
HTTP
Definition
Hypertext Transfer Protocol A protocol for retrieving files from a web server.
Term
HTTPS
Definition
Hypertext Transfer Protocol A secure protocol for retrieving files from a web server.
Secure
Term
IGMP
Definition
Internet Group Management Protocol Provides a mechanism for systems within the same multicast groupto register and communicate with each other
Term
IP
Definition
Internet Protocol A connectionless protocol used to move data around a network.
Term
LDAP
Definition
Lightweight Directory Access Protocol A protocol used to access and query directory services systemssuch as Novell eDirectory and Microsoft Active Directory
Term
What is this? 00:D0:59:09:07:51
Definition
MAC address
Term
Bandwidth shaper
Definition
Manages network bandwidth Monitors and controls bandwidth usage
Term
Does a Hub segment the network?
Definition
NO
Term
What layer does a router operate on?
Definition
Network - layer 3
Term
NNTP
Definition
Network News Transport Facilitates the access and downloading of messages from newsgroup servers
Term
NTP
Definition
Network Time Protocol
Used to communicate time synchronization information between devices
Term
If there's a break in a bus network what happens?
Definition
Network failure
Term
RAID 0
Definition
No fault tolerance - 2 disks required - improves I/O performance.
Term
What layer does a hub operate on?
Definition
Physical - layer 1
Term
RTP
Definition
Real-time Transport Protocol The Internet-standard protocol for the transport of real-time data.
Term
RARP
Definition
Reverse Address Resolution Protocol Resolves MAC addresses to IP addresses.
Term
SCP
Definition
Secure Copy Protocol Allows files to be copied securely between two systems. Uses Secure Shell (SSH) technology to provide encryption services
Term
SFTP
Definition
Secure File Transfer Protocol A protocol for securely uploading and downloading files to and from
a remote host. Based on SSH security
Term
SSH
Definition
Secure Shell Allows secure sessions to be opened on a remote host
Term
SIP
Definition
Session Initiation Protocol SIP is an application-layer protocol designed to establish andmaintain multimedia sessions such as Internet telephony calls
Term
SMTP
Definition
Simple Mail Transfer Protocol A mechanism for transporting email across networks.
Term
SNMP
Definition
Simple Network Management Protocol Used in network management systems to monitor network-attacheddevices for conditions that may need attention from an administrator
Term
Telnet
Definition
Telnet Allows sessions to be opened on a remote host.
Term
TCP
Definition
Transmission Control Protocol A connection-oriented protocol that offers flow control, sequencing,
and retransmission of dropped packets.
Term
TLS
Definition
Transport Layer Security A security protocol designed to ensure privacy betweencommunicating client/server applications.
Term
TFTP
Definition
Trivial File Transfer Protocol A file transfer protocol that does not have the security or error
checking of FTP. TFTP uses UDP as a transport protocol and
therefore is connectionless.
Term
ICMP
Definition
Used on IP-based networks for error reporting, flow control, and route testing.
Term
POP3/IMAP4
Definition
Used to retrieve email from the server on which it is stored
Term
UDP
Definition
User Datagram Protocol A connectionless alternative to TCP used for applications that do not
require the functions offered by TCP
Term
Does a switch segment the network?
Definition
YES
Term
RAID 5
Definition
disk striping with distributed parity - 3 disks required
Term
What does NAT translate?
Definition
private network addresses to public
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