Solaris Cluster

Hi All,
i have 2 zone
1- Oracle DB Primary Server
2- Oracle DB Secondary Server
i make script do r sync between this 2 zones
but i am planning to do is

make Solaris cluster between this zones
if the primary Server field the secondary server up and running automatically without any connection failure

i am using Solaris X86

this is not a production sure

Is this scenario necessary to make Solaris cluster
2 machine
2 network interface card for each machine

Installing a cluster is very complicated if you have not done it before.

I suggest you start here: Documentation Center - Oracle Solaris Cluster 3.3 Documentation Center