Osi Flashcards
1
Q
What is the seven layers of the osi model
A
1 physical 2 data link 3 network 4 transport 5 session 6 presentation 7 application
2
Q
Data link
A
Reads the MAC address from the data packet
Example: switches
3
Q
Physical
A
Send data on the physical wire
Example:, hubs, nics, cable
4
Q
Network
A
Reads the IP address from the packet
Examples: routers, layer 3 switches
5
Q
Transport
A
Responsible for the transport protocol and error handling
Examples: TCP,udp
6
Q
Session
A
Establishes / ends connections between two hosts
Examples: Net bios /PPTP
7
Q
Presentation
A
Formats the data so that it can be viewer by the user
Encrypt and decrypt
Examples: jpg, gif, https SSL ,tls
8
Q
Application l
A
Services that are used with end user application
Examples: SMTP
