Solaris Cluster 4.x How to Configure netmasks for Logical Hosts SUNW.LogicalHostname or SUNW.SharedAddress Resources
Last updated on FEBRUARY 01, 2017
Applies to:Solaris Cluster Geographic Edition - Version OSC 4.0 and later
Solaris Cluster - Version OSC 4.0 and later
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)
By default, virtual-IP addresses (vip) configured as LogicalHosts in Oracle Solaris Cluster are configured using default netmasks which may not be sufficient for your configuration.
In Oracle Solaris Cluster 4.x the Virutal-IP (VIP) address of a logical host can have a wrong netmaks if not configured in /etc/inet/netmasks. Due to changes in Solaris 11 the setup of logical hostname in Oracle Solaris Cluster 4.x need to be configured in /etc/inet/netmasks. Therefore this document describe
How to create an /etc/inet/netmasks entry for a SUNW.LogicalHostname or SUNW.SharedAddress resource in Oracle Solaris Cluster?
If not setting netmask, Solaris Cluster 4.x with configured SUNW.LogicalHostname resource fails to start with error message:
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