The Solaris 10 Update 2 OS must be installed on each T2000 as described in Setting Up the External OTP Installation Server
The T2000 and storage device firmware versions must be at the required version levels as described in OTP System Hardware and Firmware Requirements
Log in as root (su - root) to the Sun Fire T2000.
Open a web browser and download the following two patches from http://sunsolve2.central.sun.com/pub-cgi/show.pl?target=patches/patch-access.
118833-24
123334-04
Change directory to the directory in which you downloaded the T2000 patches.
Type patchadd 118833-24 to install the first patch.
Wait for patch installation to complete.
Type patchadd 123334-04 to install the second patch.
Wait for patch installation to complete.
Type init s to enter single user mode.
Type /usr/sbin/e1000g_transition -e -f to complete the transition to the e1000g driver.
You are asked whether you want to reboot.
Type y to reboot.
Ensure that the /globaldevices file system has been created on each clustered OTP system as described in the next section.