when show fa, it shows"Other host: Secondary - Cold Standby", when this could happen? Usually it should show "failed"
ASA# sh fa
Failover On
Failover unit Primary
Failover LAN Interface: state Ethernet0/3 (up)
Unit Poll frequency 1 seconds, holdtime 15 seconds
Interface Poll frequency 5 seconds, holdtime 25 seconds
Interface Policy 1
Monitored Interfaces 3 of 250 maximum
Version: Ours 7.2(1), Mate 7.2(1)
Last Failover at: 07:44:17 EDT Jun 19 2006
This host: Primary - Active
Active time: 1991496 (sec)
slot 0: ASA5510 hw/sw rev (1.1/7.2(1)) status (Up Sys)
Interface outside (1.1.1.253): Normal (Waiting)
Interface DMZ (172.16.1.4): Normal (Waiting)
Interface inside (172.16.101.2): Normal (Waiting)
slot 1: ASA-SSM-10 hw/sw rev (1.0/5.1(1)S229.0) status (Up/Up)
IPS, 5.1(1)S229.0, Up
Other host: Secondary - Cold Standby
Active time: 0 (sec)
slot 0: ASA5510 hw/sw rev (1.1/7.2(1)) status (Up Sys)
Interface outside (1.1.1.252): Unknown (Waiting)
Interface DMZ (172.16.1.2): Unknown (Waiting)
Interface inside (172.16.101.1): Unknown (Waiting)
slot 1: ASA-SSM-10 hw/sw rev (1.0/5.1(1)S229.0) status (Up/Up)
IPS, 5.1(1)S229.0, Up
Stateful Failover Logical Update Statistics
Link : state Ethernet0/3 (up)
Stateful Obj xmit xerr rcv rerr
General 0 0 0 0
sys cmd 0 0 0 0
up time 0 0 0 0
RPC services 0 0 0 0
TCP conn 0 0 0 0
UDP conn 0 0 0 0
ARP tbl 0 0 0 0
Xlate_Timeout 0 0 0 0
VPN IKE upd 0 0 0 0
VPN IPSEC upd 0 0 0 0
VPN CTCP upd 0 0 0 0
VPN SDI upd 0 0 0 0
VPN DHCP upd 0 0 0 0
Logical Update Queue Information
Cur Max Total
Recv Q: 0 0 0
Xmit Q: 0 0 0