Log in as root.
If the file /etc/dt/config/Xsession.d/0010.dtpaths doesn't exist, create it by copying /usr/dt/config/Xsession.d/0010.dtpaths.
Open /etc/dt/Xsession.d/0010.paths for editing.
Add or edit a line that sets and exports the DTSPSYSAPPHOSTS
variable:
export DTSPSYSAPPHOSTS=hostname:[,hostname]
For example, the following line adds the system ApServA to the application search path:
export DTSPSYSAPPHOSTS=ApServA:
Inform all users on the system that they must log out and then log back in for the change to take effect.