samples/local.sh get IP1 IP2 value not correct with $5

octavia/devstack/samples/local.sh

 46 IP1=$(nova show node1 | grep "private network" | awk '{print $5}')
 47 IP2=$(nova show node2 | grep "private network" | awk '{print $5}')

need to change $5 to $6 otherwise, parameter $IP will get the IP V6 hexadecimal value

stack@nsj29:~/octavia/devstack/samples$ IP1=$(nova show node1 | grep "private network" | awk '{print $5}')
stack@nsj29:~/octavia/devstack/samples$ echo $IP1
fdc0:7b50:e8d6:0:f816:3eff:feb6:91b5,

stack@nsj29:~/octavia/devstack/samples$ scp -i ${DEVSTACK_LBAAS_SSH_KEY} -o StrictHostKeyChecking=no ${TOP_DIR}/webserver.sh cirros@${IP1}:webserver.sh
ssh: Could not resolve hostname fdc0: Name or service not known
lost connection

stack@nsj29:~/octavia/devstack/samples$ IP1=$(nova show node1 | grep "private network" | awk '{print $6}')
stack@nsj29:~/octavia/devstack/samples$ echo $IP1
10.0.0.121
stack@nsj29:~/octavia/devstack/samples$

stack@nsj29:~/octavia/devstack/samples$ scp -i ${DEVSTACK_LBAAS_SSH_KEY} -o StrictHostKeyChecking=no ${TOP_DIR}/webserver.sh cirros@${IP1}:webserver.sh
webserver.sh 100% 278 0.3KB/s 00:00