Thanks a lot for your response.

I am OK by achieving the notification env setting up using T-SQL statements.

please share any link for calling C# modules from the Service Broker...

I am sorry but both the links which you have suggested me above uses smo.wmi, which is not backward compatible. This is what the actual problem which I am facing.

Anyways...

We are writing the code for managing SQL server instances from the centralized server.

This is in the interest of storage domain solutions fro SQL server.

We migrate DB to our storage...

Below mention is the MSDN URL..

http://blogs.msdn.com/b/sqlserverfaq/archive/2014/02/06/how-to-move-databases-configured-for-sql-server-alwayson.aspx

I would like to change the mdf and ldf file path of AG Databases in all the replicas.