This feature is new in the Software Express pilot program and in the Solaris 9 9/02 release. This feature is included in the Solaris 10 3/05 release.
This feature enables tunneling over IPv6 for both IPv4 over IPv6 tunnels and IPv6 over IPv6 tunnels. IPv4 packets or IPv6 packets can be encapsulated in IPv6 packets.
For further information, see the System Administration Guide: IP Services.