Cisco-1-Chapt1

  1. This layer provides netwrok services to the users applications, and does not provide services to any other OSI layer.
    Application Layer
  2. Application Layer (name 5)
    • 1 - Layer 7 OS
    • 2 - closest to user
    • 3 - No services to any other OSI layer
    • 4 - establishes availability of intended communication partners, synchronizes agreement on procedures for err rec and control of data integrity.
    • 5 - OSI Layer 7
  3. Ensures the information that the application layer of one system sends out is readable by the apllicationlayer of another system.
    Presentation Layer
  4. The Presentation Layer
    • 1 - Ensures the informationsent out by the applicationlayer of on system is readable by the application layer of another system
    • 2 - OSI layer6
  5. Establishes, manages, and terminates sessions between 2 communicating hosts
    The Session Layer
  6. The Session Layer (name 4)
    • 1- establishes, manages, and terminates sessons between 2 communicating hosts
    • 2 - Provides services to the presentation layer
    • 3 - synchronizes dialogue between the presentation layer of 2 hosts and manages their data exchange
    • 4 - OSI Layer 5
  7. Segments Data from the sending host's system and reassembles the data into a data stream on the receiving hosts system
    The Transport Layer
  8. The Transport Layer
    • 1 - Segments data from the sending hsts system andreassembles the data into a data stream on the receiving host's system
    • 2 - Concerned with reliability of transport between 2 hosts
    • 3 - OSI Layer 4
  9. Provides connectivity and path selection between 2 host systems that might be located on geographically separated networks
    The Network Layer
  10. The Network Layer (name 2)
    • 1 - Provides connectivity and path selection between 2 host systems that might be located ongeographically separated networks
    • 2 - OSI layer 3
  11. Defines how data is formatted for transmission and how access to the network is controlled
    The Data Link Layer
  12. The Data Link Layer
    • 1 - Defines how data is formatted for transmission and how access to the network is controlled
    • 2 -Responsible for devices n a comon media communicate including addressing and control signaling
    • 2 - OSI layer 2
  13. Defines the electrical, mechanical, procedural and functional specifications for activating, maintaining, and deactivating the physical link between end systems
    The Physical Layer
  14. The Physical Layer
    • 1 - Defines the electrical, mechanical, procedural, and functional specifications for activating, maintaining, and deactivating the physical link between end systems
    • 2 - OSI layer 1
Author
gvargo
ID
93105
Card Set
Cisco-1-Chapt1
Description
Flash cards for ICND1 - Chapter 1
Updated