The patch that included in the following patch bundle for 1.3.1_01 respin2 is
the temporary patch, not official patch release.

j2sdk-1_3_1_01-solx86-5_7_patch.tar

The patches are:

106542-16 (for intel)

The following information is appended to /etc/motd when install the patch.

# more /etc/motd
Sun Microsystems Inc. SunOS 5.7 Generic October 1998
Temporary Patch 106542-16 respin 2 built 03/21/2001 is installed and needs to be
 backed out prior to installing any other patches
#

###@###.### 2001-08-13