WEEK 7 2021 Flashcards
(T/F) The switches in a non-software defined network (SDN) environment do not have a global view of the network
True
Methods that the switches in non-SDN environment use to forward data
Distributed
Not a component of switch
Application
Operating System
Specialized hardware
None of these
Exists in pairs in a software defined network
Operating System and Application
Not a function of the Application Plane in Software Defined Network architecture
Forwarding
Number of layers/planes does the SDN architecture consists of
3
SDN helps in decentralizing the control logic to get an overall view of the network
False
Communication between the planes in SDN architecture is done through
Application Programming Interface
Which of the following is true?
a. Traditional Network: Routing Table, Software Defined Network: Routing Table
b. Traditional Network: Flow Table, Software Defined Network: Routing Table
c. Traditional Network: Routing Table, Software Defined Network: Flow Table
d. Traditional Network: Flow Table, Software Defined Network: Flow Table
c. Traditional Network: Routing Table, Software Defined Network: Flow Table
The OS Raspbian for Raspberry Pi device is designed as that of ___ processor
32 bit
(T/F) Flow rules in a flow table must follow a specific format
True
When flow rule does not exist in the flow table, the controller sends a _____ in response to a ____ message
Flow rule, PACKET-IN
(T/F) In actual deployments, the SDN controllers are logically in one-hop distance from the switches
True
In case of lesser number of SDN controllers in a large network, which of the following packets may cause congestion in the network?
PACKET-IN
Architecture in SDN controller placement
(Flat, Ring, Tree)
All
