read -[pstnd] var1 var2 ...
root@linux~# input_ips='127.127.127.10-127.127.127.14'
root@linux~# read start_ip end_ip < <(echo $input_ips | awk -F'-' '{print $1, $2}')
root@linux~# echo -e "START_IP=$start_ip; END_IP=$end_ip"
START_IP=127.127.127.10; END_IP=127.127.127.14
root@linux~# input_ips='127.127.127.10-127.127.127.14'
root@linux~# read start_ip end_ip <<-EOF
> `echo $input_ips | awk -F'-' '{print $1, $2}'`
> EOF
root@linux~# echo -e "START_IP=$start_ip; END_IP=$end_ip"
START_IP=127.127.127.10; END_IP=127.127.127.14
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