ASA-A
interface GigabitEthernet0/3
description LAN Failover Interface
no shut
failover lan unit primary
failover lan interface LANFAIL GigabitEthernet0/3
failover mac address GigabitEthernet0/0 1234.2234.3234 4234.5234.6234
failover mac address GigabitEthernet0/1 1234.2234.3234 4234.5234.6234
failover interface ip LANFAIL 1.1.1.1 255.255.255.252 standby 1.1.1.2
failover key vxichina@123
failover
ASA-B
interface GigabitEthernet0/3
no shut
failover lan unit secondary
failover lan interface LANFAIL GigabitEthernet0/3
failover mac address GigabitEthernet0/0 1234.2234.3234 4234.5234.6234
failover mac address GigabitEthernet0/1 1234.2234.3234 4234.5234.6234
failover interface ip LANFAIL 1.1.1.2 255.255.255.252 standby 1.1.1.1
failover key vxichina@123
failover
show failover
Failover On Failover unit Secondary
Failover LAN Interface: LANFAIL GigabitEthernet0/3 (up)
Unit Poll frequency 500 milliseconds, holdtime 6 seconds
Interface Poll frequency 600 milliseconds,
holdtime 15 seconds Interface Policy 1 Monitored Interfaces 3 of 250
maximum Version: Ours 7.2(1),
Mate 7.2(1)
Output ommit……