Cisco Exam 5 Flashcards

1
Q

Max amount of vlans on sw

A

4096

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2
Q

Data Vlans

A

Separate user traffic

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3
Q

8021Q

A

places untagged traffic on native vlan

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4
Q

normal vlan range

A

0-1005, stored in switch flash memory vlan.dat

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5
Q

extended vlan range

A

1006-4094, stored in running config

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6
Q

DTP

A

auto creates trunks

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7
Q

Scalability for intervlan routing structures

A

MLS > ROAS > Legacy

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8
Q

DTP Settings

A

access ~ puts ports into no trunk
dynamic auto: puts port into can trunk mode
dynamic desirable: puts into looking to trunk mode
trunk: puts in trunk mode

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9
Q

DTP Table

A

ADTAC
Blue = Trunk
Purple = LC
White = Access

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10
Q

Packet Forwarding Types

A

Process Switching: CPU matches with routing table and send to all exit interfaces
Fast Switching: CPU matches with fast switching cache that has next hop information
Cisco Express Forwarding: FIB forwards

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11
Q

Router function and how

A

determines best path to forward and forwards.

Best path is most matching left ip address digits to destination

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12
Q

codes

A

identify how route was learned

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13
Q

child route

A

indented

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14
Q

parent route

A

no code or indent

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15
Q

AD

A

lower number = more trustworthy = used in routing table

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16
Q

eirgp

A

internal gateway protocol

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17
Q

bgp

A

external gateway protocol

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18
Q

dynamic routing characteristics

A

adaptable, scalable, insecure, uses resources

19
Q

static routing charecteristics

A

more complex as network grows, inherent security, no resources.

20
Q

How does dynamic routing determine best path

A

data structures
routing protocol messages
algorithms

21
Q

Equal Cost Load Balancing

A

Router forwards packets to both paths if they have equal metrics

22
Q

What are floating routes?

A

backup routes

23
Q

Traceroute

A

shows each hop returning reply

24
Q

show ip route

A

shows routing able

25
Q

show cdp neighbors

A

lists directly connected devices

26
Q

codes

A

L: Address
C: Directly Connected
S: Static
O: Dynamic
*: Default

27
Q

Routing Table information

A

O 10.1.1.0/24 [90/2170112] via 209.165.200.226, 00:01:30, Serial0/0/0

Source
DP
AD
Metric
NH
Timestamp
EI

28
Q

Directly Connected AD

A

0

29
Q

Static

A

1

30
Q

EIGRP Summary

A

5

31
Q

External BGP

A

20

32
Q

Internal EIGRP

A

90

33
Q

OSPF

A

110

34
Q

RIP

A

120

35
Q

IS-IS

A

115

36
Q

External EIGRP

A

170

37
Q

Internal BGP

A

200

38
Q

Dynamic Routing Protocols

A

RIP: metric=hop count
OSPF: metric=cost
EIGRP: many metrics

39
Q

Floating static

A

na, mask nh,ei 5

40
Q

Floating default

A

0.0.0.0 0.0.0.0 nh,dp

41
Q

static host

A

dp /32 nh,ei

42
Q

creates default gateway on ROAS

A

interface ____.__
encapsulation dotqQ __
ip address ____ ____

43
Q

Trunk

A

interface ____
sw mo trunk
sw trunk native vlan _
sw trunk allowed vlan ____

44
Q

Assign voice vlan

A

interface ___
mls qos trust cos
sw voice vlan __