[ORACLE 11g RAC] Change VIP Addresses

Check Status
$ ifconfig -a
CRS Stop
$ srvctl stop instance -d DB -i DB1
$ srvctl stop asm -n node1
# srvctl stop nodeapps -n node1
Verify
$ ifconfig -a
$ crs_stat
Change IP in /etc/hostsand DNS
Change VIP Addresses
# srvctl modify nodeapps -n node1 -A 192.168.2.125/255.255.255.0/eth0
Start nodeappsand all resources depending on it
# srvctl start nodeapps -n node1
Repeat from step 1 for the next node