VERITAS Volume Manager 3.5 Administrator's Guide (September 2002)

Administering VxVM in Cluster Environments
268 VERITAS Volume Manager Administrator’s Guide
Displaying the Supported Cluster Protocol Version Range
The following command displays the maximum and minimum protocol version
supported by the node and the current protocol version:
# vxdctl support
This command produces out put similar to the following:
Support information:
vold_vrsn: 11
dg_minimum: 60
dg_maximum: 70
kernel: 10
protocol_minimum: 30
protocol_maximum: 40
protocol_current: 40
You can also use the following command to display the maximum and minimum cluster
protocol version supported by the current VERITAS Volume Manager release:
# vxdctl protocolrange
This produces output similar to the following:
minprotoversion: 30, maxprotoversion: 40
Upgrading the Cluster Protocol Version
Note The cluster protocol version can only be updated on the master node.
After all the nodes in the cluster have been updated with a new cluster protocol, you can
upgrade the entire cluster using the following command on the master node:
# vxdctl upgrade