HP Serviceguard Version A.11.19 Release Notes, October 2009

NOTE: For HP-UX 11i v2 systems, continue to use Managing Systems and
Workgroups in the HP-UX 11i v2 Operating Environments section of
docs.hp.com.
• The latest HP Auto Port Aggregation Release Notes and other APA documentation
under Auto Port Aggregation (APA) in the I/O Cards and Networking
Software section of docs.hp.com.
• The latest version of Using HP-UX VLANs and other documentation under Virtual
LAN in the I/O Cards and Networking Software section of docs.hp.com.
Further Information
Additional information about Serviceguard and related high availability topics can be
found at:
http://www.hp.com/go/softwaredepot -> High Availability
Online versions of user’s guides and white papers are available on HP’s HP-UX
Documentation web page:
http://docs.hp.com -> High Availability.
Support tools and information are available from the Hewlett-Packard IT Resource
Centers:
http://us-support.external.hp.com (Americas and Asia Pacific)
http://europe-support.external.hp.com (Europe)
Compatibility Information and Installation Requirements
Read this entire document (and any other Release Notes or READMEs for related
products you may have) before you begin an installation.
Compatibility
For complete compatibility information see the Serviceguard/SGeRAC/SMS/Serviceguard
Manager Plug-in Compatibility and Feature Matrix posted at http://www.docs.hp.com
-> High Availability -> Serviceguard -> Support Matrixes.
Mixed Clusters
“Mixed cluster” has several meanings in the context of Serviceguard. The following
are support statements for various types of mixed cluster.
Mixed Serviceguard Versions
You cannot mix Serviceguard versions in the same cluster; all nodes must be running
the same version of Serviceguard.
52 Serviceguard Version A.11.19 Release Notes