Cisco CDP and LLDP

Question 1

What does CDP stand for

Answer 1

Cisco Discovery Protocol

Question 2

What does LLDP stand for

Answer 2

Link Layer Discovery Protocol

Question 3

What OSI Layer does CDP and LLDP work at

Answer 3

Layer 2

Question 4

Why use LLDP

Answer 4

Not Cisco Proprietary

Question 5

What other fields do LLDP have

Answer 5

TLV (Time Length Value)

Question 6

What is the timeout value for CDP (Dead Neighbors)

Answer 6

180 Sec

Question 7

What are the 3 commands to start LLDP on a Switch

Answer 7

conf t, lldp run, lldp select (optional - can select features to send)

Question 8

What is a detailed command for CDP

Answer 8

sh cdp neighbors detail

Question 9

Which of the following commands will show only Cisco connected devices?

Answer 9

sh cdp nei

Question 10

Which of the following is NOT an option with TLV for LLDP? Port VLAN, Management Address, Device Routes or System Name

Answer 10

Device Routes

Question 11

LLDP is running by default on most Cisco routers and switches. True or false?

Answer 11

False