HSRP - Host Standby Router Protocol

Question 1

What does HSRP stand for?

Answer 1

HSRP - Host Standby Router Protocol

Question 2

What are the different types of first hop redundancy protocols?

(3)

Answer 2

1. HSRP - Cisco Proprietary. Deployed in active/standby
2. VSRP - Open Standard. Deployeyed in active/standby. Similar to HSRP
3. GLBP - Cisco Proprietary. Supports Active/Active

Question 3

What do the devices in HSRP pairs share?

Answer 3

Virtual MAC and Virtual IP addresses.

Question 4

How to configure HSRP

Answer 4

On inside interface of each router:

R1(config-if)#standby 1 ip 10.10.10.1

R2(config-if)#standby 1 ip 10.10.10.1

can also set the version:
R1(config-if)#standby version 2

Question 5

Command to view HSRP status?

Answer 5

R1# show standby

Question 6

In HSRP, does the higher or lower priority win?

Answer 6

Higher

Question 7

In HSRP, what is the default priority?

Answer 7

100

Question 8

If priorities of the two routers in an HSRP pair are the same, how is the active chosen?

Answer 8

The one with the higher IP address.

Question 9

True or False?

If a higher priority router comes back online with pre-emption enabled, the higher priority router will take back over as the active router

Answer 9

True

Question 10

Commands to config HSRP priority and preemption?

Answer 10

R1(config-if)# standby 1 ip 10.10.10.1
R1(config-if)# standby 1 priority 110
R1(config-if)# standby 1 pre-empt