Log in to the system as superuser.
Enable the auxiliary console across system reboots.
# consadm -a -p devicename  | 
This adds the device to the list of persistent auxiliary consoles.
Verify that the device has been added to the list of persistent auxiliary consoles.
# consadm  | 
# consadm -a -p /dev/term/a # consadm /dev/term/a  |