I hoststated.conf
web1="192.0.2.214"
web2="192.0.2.215"
web3="192.0.2.216"
web4="192.0.2.217"
webserver="192.0.2.227"
sorry_server="192.0.2.200"
interval 5 # check hosts every 5 seconds
table webpool {
check http "/status.html" code 200
timeout 300
real port 80
host $web1
host $web2
host $web3
host $web4
}