CDP & LLDP

Description

CDP & LLDP Interview Questions and Answers vol 1.0

Question 20

Check the complete list of questions:

1. Define CDP ?
2. Define LLDP ? Which IEEE standard defines LLDP ?
3. CDP runs on which VLAN ?
4. Is CDP is enabled or disabled by default on all Cisco routers ?
5. What is major difference between CDP and LLDP ?
6. How does CDP work ?
7. How does LLDP work ?
8. Which 6 attributes/information is shown by “show CDP neighbors” command ?
9. Which layer does CDP and LLDP work on ?
10. What is difference between CDP v1 and v2 ?
11. Are CDP and LLDP Routable ?
12. What is CDP update and hold timer value ?
13. What is LLDP update and hold timer value ?
14. Which CDP command displays directly connected CDP neighbors ?
15. Which command shows CDP neighbor detail ?
16. CDP announcement is sent to which Broadcast/multicast/unicast destination address ?
17. What is TLV in LLDP ? Which are mandatory LLDP TLVs ?
18. Is CDP supported on Frame relay ?
19. What is CDP spoofing ?
20. What are benefits of CDP and LLDP