Select Change/display the default disk layout from the vxdiskadm main menu. For disk initialization, you can change the default format and the default length of the private region. The attribute settings for initializing disks are stored in the file, /etc/default/vxdisk.
For disk encapsulation, you can additionally change the offset values for both the private and public regions. The attribute settings for encapsulating disks are stored in the file, /etc/default/vxencap.