switch_stacking_flashcards

Question 1

Front

Answer 1

Back

Question 2

What does MEC stand for?

Answer 2

Multi-chassis EtherChannel

Question 3

What do MLAG and MC-LAG stand for?

Answer 3

Multi-chassis Link Aggregation Group

Question 4

[Technology type] combines multiple physical switches into one logical switch.

Answer 4

Switch Stacking

Question 5

Forwarding in a switch stack is [centralized/distributed].

Answer 5

distributed<br></br>(each switch does its own forwarding)

Question 6

The Management Plane in a switch stack is [centralized/distributed].

Answer 6

centralized<br></br>(in the Active switch)

Question 7

The Control Plane in a switch stack is [centralized/distributed].

Answer 7

centralized<br></br>(in the Active switch)

Question 8

Typical interface numbering scheme: […]/[…]

Answer 8

slot/interface<br></br>(ie. GigabitEthernet 0/1)

Question 9

Interface numbering scheme in a switch stack: […]/[…]/[…]

Answer 9

switch/slot/interface<br></br>(ie. GigabitEthernet 2/0/1)

Question 10

What does VSS stand for?

Answer 10

Virtual Switching System

Question 11

Catalyst 4500 switches support [stacking technology].

Answer 11

VSS

Question 12

Catalyst 6500 switches support [stacking technology].

Answer 12

VSS

Question 13

Catalyst 6800 switches support [stacking technology].

Answer 13

VSS

Question 14

Catalyst 3750 switches support [stacking technology].

Answer 14

StackWise

Question 15

Catalyst 3850 switches support [stacking technology].

Answer 15

StackWise

Question 16

Catalyst 9200 switches support [stacking technology].

Answer 16

StackWise

Question 17

Catalyst 9300 switches support [stacking technology].

Answer 17

StackWise

Question 18

Catalyst 9400 switches support [stacking technology].

Answer 18

StackWise Virtual

Question 19

Catalyst 9500 switches support [stacking technology].

Answer 19

StackWise Virtual

Question 20

Catalyst 9600 switches support [stacking technology].

Answer 20

StackWise Virtual

Question 21

The VSS VSL passes two kinds of traffic:

Answer 21

VSS Control traffic<br></br>Data traffic

Question 22

VSS: What does VSLP stand for?

Answer 22

Virtual Switch Link Protocol

Question 23

VSS: What does LMP stand for?

Answer 23

Link Management Protocol

Question 24

VSS: What does RRP stand for?

Answer 24

Role Resolution Protocol

Question 25

VSS: Which protocol verifies link integrity and exchanges switch IDs?

Answer 25

LMP

Question 26

VSS: Which protocol determines hardware/software compatibility and determines the active/standby switch?

Answer 26

RRP

Question 27

VSS: What does RPR mode stand for?

Answer 27

Route-Processor Redundancy
=Standby switch cannot forward traffic. Serves only as a backup.

Question 28

VSS: What does NSF/SSO mode stand for?

Answer 28

Nonstop Forwarding/Stateful Switchover
=Standby switch is fully initialized and can forward traffic

Question 29

How many switches can be in a VSS stack?

Answer 29

2

Question 30

How many switches can be in a StackWise stack?

Answer 30

up to 8 (or 9)

Question 31

Switches using [stacking technology] use special stack ports (usually on the rear of the chassis).

Answer 31

StackWise

Question 32

Does VSS support stacking over long distances?

Answer 32

Yes (fiber cabling)

Question 33

Does StackWise Virtual support stacking over long distances?

Answer 33

Yes (fiber cabling)

Question 34

Does StackWise support stacking over long distances?

Answer 34

No (stack cables are max. 3m)

Question 35

In [stacking technology], switches are connected in a ring topology.

Answer 35

StackWise

Question 36

StackWise: What does SDP stand for?

Answer 36

Stack Discovery Protocol

Question 37

StackWise Virtual: What does SDP stand for?

Answer 37

StackWise Discovery Protocol

Question 38

StackWise: What protocol is used to discover the stack topology?

Answer 38

SDP (Stack Discovery Protocol)

Question 39

StackWise: Switches that ... participate in the Active election.

Answer 39

boot up within a 2-minute election window

Question 40

StackWise: [parameter] is used to determine the Active switch, and [parameter] is used as a tie-breaker.

Answer 40

Highest priority  /  Lowest MAC

Question 41

StackWise: Switches which aren't Active or Standby are [...]

Answer 41

Members

Question 42

StackWise: Switches added to an established stack will become [role].

Answer 42

Members

Question 43

How many switches can be in a StackWise Virtual stack?

Answer 43

2

Question 44

StackWise Virtual: What does SVL stand for?

Answer 44

StackWise Virtual Link

Question 45

Switches in a VSS stack are connected via the [...]

Answer 45

VSL (Virtual Switch Link)

Question 46

Switches in a StackWise Virtual stack are connected via the [...]

Answer 46

SVL (StackWise Virtual Link)

Question 47

The StackWise Virtual Header is [...] in size.

Answer 47

64 bytes

Question 48

Which two protocols does VSS use for initialization?

Answer 48

LMP (Link Management Protocol)
RRP (Role Resolution Protocol)

Question 49

Which two protocols does StackWise Virtual use for initialization?

Answer 49

LMP (Link Management Protocol)
SDP (StackWise Discovery Protocol)

Question 50

StackWise Virtual: Which protocol verifies link integrity and sends periodic hello messages?

Answer 50

LMP (Link Management Protocol)

Question 51

StackWise Virtual: Which protocol determines hardware/software compatibility and determines the Active/Standby switch?

Answer 51

SDP (StackWise Discovery Protocol)