There is an important note in footnote 7 on page 40 of the “Oracle and Sun System Software and Operating Systems - Oracle Lifetime Support Policy”: “As a result, Support dates are evaluated for update annually, and will be provided through at least the dates above.”. Well, Oracle has just extended the extended support for Solaris 11.4 from 2034 to 2037.
Solaris 11.4 SRU 75: NFSv3 support in helper tools
A few NFS tools in Solaris 11 still used NFSv1. This has been changed.