cluster.sh

#!/bin/sh
export master_ip='192.168.1.115'
export slave_ip="192.168.1.86"
export node_type='master'
export database_password='upwLXcHCnyIrlEiVsk6U5az2c4'
export xml_cdr_username='mBDA2Rpn8jcmGpZB'
export xml_cdr_password='31yfu2ReILD8S1l'


The main script runs:
. ./resources/cluster.sh
iptables -A INPUT -s "${master_ip}" -j ACCEPT
iptables -A INPUT -s "${slave_ip}" -j ACCEPT

The error is:

Configure IPTables
' not found.4.21: host/network `192.168.1.115
Try `iptables -h' or 'iptables --help' for more information.
' not found.4.21: host/network `192.168.1.86
Try `iptables -h' or 'iptables --help' for more information.