Timers 7/28

Question 1

EIGRP Hello Timer for fast link

Answer 1

5 seconds

Question 2

EIGRP Hold Down Timer for fast link

Answer 2

15 seconds

Question 3

OSPF Hello Timer on a Broadcast Network

Answer 3

10 seconds

Question 4

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

Answer 4

40 seconds

Question 5

LSA refreshed by the source

Answer 5

30 minutes

Question 6

Ethernet keepalive

Answer 6

10 seconds

Question 7

HDLC keepalive

Answer 7

10 seconds

Question 8

OSPF Hello on Non-broadcast Networks

Answer 8

30 seconds

Question 9

OSPF Dead Interval on Non-broadcast Networks

Answer 9

120 seconds (2 minutes)

Question 10

BGP Hold Timer

Answer 10

180 seconds (3 minutes)

Question 11

BGP Keepalive Timer

Answer 11

60 seconds

Question 12

GRE VPN Tunnel keep alive

Answer 12

10 seconds with 3 retries

Question 13

Default Exec Timeout for line vty, con, aux

Answer 13

10 minutes

Question 14

LSA removed from the LSDB

Answer 14

60 minutes

Question 15

BGP Hold Timer during the Active state

Answer 15

4 minutes

Question 16

HSRPv1 and v2 default Hello timer

Answer 16

3 seconds

Question 17

HSRPv1 and 2 default Hold timer

Answer 17

10 seconds (~ 3 times the hello timer)

Question 18

VRRP default advertisement interval

Answer 18

every second

Question 19

Which 2 OSPF network types have hello intervals of 10 seconds and dead intervals of 40 seconds?

Answer 19

Broadcast and point-to-point networks

Question 20

VRRP Master-down interval (hold timer)

Answer 20

3 seconds (3 times the advertisement interval)

Question 21

GLBP Hello messages

Answer 21

every 3 seconds

Question 22

EIGRP Hold Down Timer for slow link

Answer 22

180 seconds (3 times the Hello timer)

Question 23

EIGRP Hello timer for a slow link

Answer 23

60 seconds

Question 24

OSPF Hello Timer on a Point-to-point Network

Answer 24

10 sec

Question 25

OSPF Hello Timer on Point-to-multipoint network

Answer 25

30

Question 26

OSPF Dead Interval on Point-to-multipoint networks

Answer 26

120 sec

Question 27

OSPF Hello on Broadcast Networks

Answer 27

10 sec

Question 28

OSPF Dead Interval on Broadcast Networks

Answer 28

40 sec

Question 29

OSPF Dead Interval on Point-to-point networks

Answer 29

40 sec

Question 30

UDLD Message Interval

Answer 30

15 seconds

Question 31

EIGRP Active Timer

Answer 31

180 seconds - 3 minutes

Question 32

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 32

40 seconds (equivalent to the Dead time)

Question 33

Default MPLS LDP Hello interval

Answer 33

5 seconds

Question 34

Default MPLS LDP Hello Hold timer

Answer 34

15 seconds

Question 35

What is the default NHRP cache timer?

Answer 35

2 hours

Question 36

Which 2 OSPF network types have hello intervals of 30 seconds and dead intervals of 120 seconds?

Answer 36

Non-broadcast and point-to-multipoint