Timers 7/28

Question 1

Rapid STP MaxAge Timer

Answer 1

6 seconds

Question 2

Normal STP - Hello Interval

Answer 2

2 seconds

Question 3

Normal STP - MaxAge Timer

Answer 3

20 seconds (10 times the Hello Timer)

Question 4

Normal STP - Forward Delay

Answer 4

15 seconds

Question 5

Normal STP - Listening State

Answer 5

15 seconds

Question 6

Normal STP - Learning State

Answer 6

15 seconds

Question 7

EIGRP Hello Timer for fast link

Answer 7

5 seconds

Question 8

EIGRP Hold Down Timer for fast link

Answer 8

15 seconds

Question 9

OSPF Hello Timer on a Broadcast Network

Answer 9

10 seconds

Question 10

OSPF Dead Timer on a Broadcast and Pt-to-Pt Network

Answer 10

40 seconds

Question 11

LSA refreshed by the source

Answer 11

30 minutes

Question 12

Ethernet keepalive

Answer 12

10 seconds

Question 13

HDLC keepalive

Answer 13

10 seconds

Question 14

RIP Updates

Answer 14

30 seconds

Question 15

VTP Updates

Answer 15

5 minutes

Question 16

Access Point Keepalives

Answer 16

30 seconds

Question 17

OSPF Hello on Non-broadcast Networks

Answer 17

30 seconds

Question 18

OSPF Dead Interval on Non-broadcast Networks

Answer 18

120 seconds (2 minutes)

Question 19

BGP Hold Timer

Answer 19

180 seconds (3 minutes)

Question 20

BGP Keepalive Timer

Answer 20

60 seconds

Question 21

Wireless AP to WLC keepalive

Answer 21

30 seconds

Question 22

GRE VPN Tunnel keep alive

Answer 22

10 seconds with 3 retries

Question 23

Default Exec Timeout for line vty, con, aux

Answer 23

10 minutes

Question 24

Multicast: Default Max Response Time in a General Membership Query

Answer 24

10 seconds

Question 25

In Mullticast: how long does it take in PIM-DM for Prunes to expire?

Answer 25

3 minutes

Question 26

In multicast, what is the default DR Hold timer

Answer 26

105 seconds by default (3.5 times the 30 second Hello timer)

Question 27

In Multicast, what is the default DR Hello timer?

Answer 27

30 seconds

Question 28

In multicast, PIM Hello messages default

Answer 28

every 30 seconds

Question 29

LSA removed from the LSDB

Answer 29

60 minutes

Question 30

Multicast: the default Cisco-RP-Announce interval

Answer 30

60 seconds

Question 31

Multicast: Cisco-RP-Discovery interval

Answer 31

60 seconds

Question 32

Multicast: BSR sends BSR messages with group-to-RP mapping cache

Answer 32

60 seconds

Question 33

BGP Hold Timer during the Active state

Answer 33

4 minutes

Question 34

DTP Advertisements

Answer 34

Every 30 seconds

Question 35

VTP Summary Advertisements

Answer 35

Every 5 minutes

Question 36

LACP advertisements (original standard)

Answer 36

Every 30 seconds

Question 37

LACP Advertisements in Fast mode

Answer 37

Every second

Question 38

Multicast Querier Interval

Answer 38

60 seconds

Question 39

IGMP Querier Timeout

Answer 39

120 seconds (twice the query interval)

Question 40

HSRPv1 and v2 default Hello timer

Answer 40

3 seconds

Question 41

HSRPv1 and 2 default Hold timer

Answer 41

10 seconds (~ 3 times the hello timer)

Question 42

VRRP default advertisement interval

Answer 42

every second

Question 43

VRRP Master-down interval (hold timer)

Answer 43

3 seconds (3 times the advertisement interval)

Question 44

GLBP Hello messages

Answer 44

every 3 seconds

Question 45

EIGRP Hold Down Timer for slow link

Answer 45

180 seconds (3 times the Hello timer)

Question 46

EIGRP Hello timer for a slow link

Answer 46

60 seconds

Question 47

OSPF Hello Timer on a Point-to-point Network

Answer 47

10 sec

Question 48

OSPF Hello Timer on Point-to-multipoint network

Answer 48

30

Question 49

OSPF Dead Interval on Point-to-multipoint networks

Answer 49

120 sec

Question 50

OSPF Hello on Broadcast Networks

Answer 50

10 sec

Question 51

OSPF Dead Interval on Broadcast Networks

Answer 51

40 sec

Question 52

OSPF Dead Interval on Point-to-point networks

Answer 52

40 sec

Question 53

UDLD Message Interval

Answer 53

15 seconds

Question 54

EIGRP Active Timer

Answer 54

180 seconds - 3 minutes

Question 55

OSPF Wait Time (the time a router waits before having a DR election when it first sees a Hello msg with DR Router 0.0.0.0)

Answer 55

40 seconds (equivalent to the Dead time)

Question 56

Default MPLS LDP Hello interval

Answer 56

5 seconds

Question 57

Default MPLS LDP Hello Hold timer

Answer 57

15 seconds

Question 58

What is the default NHRP cache timer?

Answer 58

2 hours