The new parameters that can be configured in the twinstar_config.conf file:
# Network Interface Card (NIC) carrier monitoring parameters
# Whether or not NIC carrier status must be monitored. The default value is “No”
#NIC_CARRIER_GUARD_MONITOR=Yes
# List of space character delimited NICs to be monitored. Default: nic0
#NIC_CARRIER_GUARD_MONITORED_NICS=”nic0″
# NIC carrier status polling timeout in seconds. Default: 5
#NIC_CARRIER_GUARD_POLL_TO=5
# How many carrier checks must fail before the server switching. Default: 2
#NIC_CARRIER_GUARD_THRESHOLD=2