Expanding a iSCSI Volume that is used in failover configuration and volume replication.
This can be done in 6 easy steps.
1- Stop the Auto Failover service on the Primary and Secondary
2- Stop and Delete the Volume Replication Tasks on the Primary
3- Disable the Replication feature for the Volume in the Volume Manger
4- Add the additional capacity to the iSCSI Volume and add the Replication
5- Create the Volume Replication Task for the Source Volume to the Destination
6- Start the Auto Failover service