Exadata db Node 1 can not get ping from Application node

Application node, ot reach Exadata db node 1

Connect and login as root with ILOM remote console to production dbnode01

Take a backup of existing ifcfg-bondeth0 and network file.

cp -rvf /etc/sysconfig/network-scripts/ifcfg-bondeth0 /etc/sysconfig/network-scripts/backup_ifcfg-bondeth0

cp -p /etc/sysconfig/network /etc/sysconfig/backup07_network

Edit and modify the ifcfg-bondeth0 file as below:

vi /etc/sysconfig/network-scripts/ifcfg-bondeth0
Comment the Gateway line
# GATEWAY=10.100.10.1
:wq!
Save and exit.

Edit and modify the network file as below:

vi /etc/sysconfig/network
GATEWAY=10.100.9.1
Comment the GATEWAYDEV=bondeth0
:wq!
Save and exit.(done point)

Restart the Network service.

service network restart

Backout Plan:
---------------
Edit and modify the ifcfg-bondeth0 file as below:
vi /etc/sysconfig/network-scripts/ifcfg-bondeth0
Uncomment the Gateway line
GATEWAY=10.100.10.1
:wq!
Save and exit.

Edit and modify the network file as below:
vi /etc/sysconfig/network
GATEWAY=10.100.10.1
Uncomment the GATEWAYDEV=bondeth0

Save and exit.
Restart the Network service.
service network restart




If you ifup and ifdonw service done its work same on above and network cash clean .


Hope This solution resolve ip reach ping.