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Flashcards in CompTia Deck (28):
1

"This layer defines the use of a MAC address,"

"Data Link"

2

"This layer initiates contact with the destination,"

"Session"

3

"This layer converts signals to bits,"

"Physical"

4

"This layer is responsible for formatting data for use by the network-aware progam,"

"Presentation"

5

"This layer is defines what segment number will be sent or acknowledged,"

"Transport"

6

"This layer must contain the source of IP address,"

"Network"

7

"This layer handles raw data only,"

"Application"

8

"Used to provide nonsecure remote access from host terminals to various server and devices,"

"Telnet"

9

"The email is stored locally and might not synchonize if accessed from multiple locations but is available offline,"

"POP3"

10

"Delivers administrative alerts to and from network devices,"

"SNMP"

11

"Used to provide connectionless network services,"

"UDP"

12

"Offers a synchonized time serive to all configured network devices,"

"NTP"

13

"Used to resolve IP Addresses to MAC addresses for purposes of local area message delivery,"

"ARP"

14

"Manages the initiation of VoIP phone services,"

"SIP"

15

"Offers a secure connection from a virtual terminal to a remote devices,"

"SSH"

16

"Provides the automatic assignment of IP addresses to host on a given network,"

"DHCP"

17

"Provides encryption for data above the transport layer and updates the SSL protocol

"TLS"

18

"Nonsecure client/server protocol used to retrieve data from web severs to their clients,"

"HTTP"

19

"Used by email servers to deliver email between server systems,"

"SMTP"

20

"Used to transfer files in a connection-oriented state,"

"FTP"

21

"Connection-oriented delivery of upper layer datagrams using acknowledments,"

"TCP"

22

"Network layer protocol used by programs such as ping to deliver network connection messages to requesting clients,"

"ICMP"

23

"Offers a secure authentication of clients to web servers before delivery of requested data,"

"HTTPS"

24

"Often used in audio/video delivery of real-time data requiring QoS and tight sequencing,"

"RTP"

25

"Resolves fully qualifed domains names to their unique IP addresses,"

"DNS"

26

"The email is stored on the server and can be accessed from multiple locations,"

"IMAP"

27

"Network layer protocol that makes multicast connections for purposes of delivering mass datagrams simultaneously to groups of clients,"

"IGMP"

28

Which OSI layer has the primary responsibility of determining the best route?

Network. Routing takes place on the network layer