HP Serviceguard Extended Distance Cluster for Linux Release Notes, First Edition, December 2006

HP Serviceguard Extended Distance Cluster for Linux Release Notes
Compatibility Information and Installation Requirements
Chapter 1 7
Software Requirements
Following are the software requirements that you need for HP
Serviceguard Extended Distance Cluster:
• HP Serviceguard version A.11.16.07 or later installed on the nodes of
the cluster
• Network Time Protocol (NTP) - all nodes in the cluster to point to the
same NTP server
• QLogic Driver - The version number of this driver depends on the
version of the QLogic cards in your environment. Download the
appropriate version of the driver from the following location:
http://www.hp.com -> Software and Driver Downloads
Select the Download drivers and software (and firmware) option.
Enter the HBA name and click >>. If more than one result is
displayed, download the appropriate driver for your operating
system.
Operating Systems
• Red Hat 4 U3 or later
• Novell SUSE Linux Enterprise Server 9 SP3 or later
• Novell SUSE Linux Enterprise Server 10 or later
For more information on support of new updates or service packs, see the
HP Serviceguard for Linux Certification Matrix available at:
http://www.hp.com/info/sglx
Supported Site to Site Distances
Table 1-1 shows the distance supported between sites based on the
technology used:
Table 1-1 Supported Distance Between Sites
Type of Link Distance
Gigabit Ethernet Twisted Pair 50 meters
Short Wave Fiber 500 meters
Long Wave Fiber 10 kilometers