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Solaris Cluster 4.x How to Configure netmasks for Logical Hosts SUNW.LogicalHostname or SUNW.SharedAddress Resources (Doc ID 1504443.1)

Last updated on JUNE 29, 2023

Applies to:

Solaris Cluster Geographic Edition - Version 4.0 and later
Solaris Cluster - Version 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.

Goal

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:

 

Solution

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