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Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09
Chapter 27 Hot Standby Router Protocol and Virtual Router Redundancy Protocol
How to Configure HSRP
DETAILED STEPS
Command or Action Purpose
Step 1 enable
Example:
Router> enable

Enables privileged EXEC mode.

•Enter your password if prompted.
Step 2 configure terminal
Example:
Router# configure terminal
Enters global configuration mode.
Step 3 interface
type number
Example:
Router(config)# interface Ethernet0/1

Configures an interface type and enters interface

configuration mode.

Step 4 ip address
ip-address mask [secondary]
Example:
Router(config-if)# ip address 10.0.0.1
255.255.255.0

Specifies an primary or secondary IP address for an

interface.

Step 5 standby [
group-number
]
timers
[msec] hellotime
[msec] holdtime
Example:
Router(config-if)# standby 1 timers 14

Configures the interval at which packets are sent to refresh

the MAC cache when HSRP is running.

Step 6 standby [
group-number
]
preempt
[delay
{minimum
delay | reload delay | sync delay}
]
Example:
Router(config-if)# standby 1 preempt delay
minimum 380

Configures preemption and preemption delay.

Step 7 standby [
group-number
]
priority
priority
Example:
Router(config-if)# standby 1 priority 110

Configures HSRP priority.

Step 8 standby [
group-number
]
authentication text
string
Example:
Router(config-if)# standby 1 authentication
text authentication1

Configures an authentication string for HSRP text

authentication.