Virtual IP in Oracle CRS

To check the value of IP/interface on RAC node.

$ srvctl config nodeapps -n {hostname} -a

Ex :
$ srvctl config nodeapps -n hostname -a
VIP exists.: /vipalias/10.0.125.12/255.255.255.224/lan900:lan901
IP=10.0.125.12
Subnet=255.255.255.224
Interface name=lan900:lan901


To change Network interface of VIP in CRS

Shutdown RAC DB and CRS nodeapps before executing following.

$ srvctl modify nodeapps -n hostname -A 10.0.125.12/255.255.255.224/lan900