<first way>
# cd s1s8/.install/compiler_collection/.trynbuy

# java -classpath ./batch.jar:. TrynBuy
SCC080-MS9BDI9NU-029515589


# rm /opt/SUNWspro/prod/lib/serial.dat

# /opt/SUNWspro/bin/snit -i SCC080-MS9BDI9NU-029515589 -f /opt/SUNWspro/prod/lib/serial.dat

# cc -xlicinfo
</first way>

<second way>
http://oss.rutgers.edu/?q=node/view/23
Product: SunONEStudio8 CC 1 RTU SP, 080 RTU: 1 Certificate Part Number: 825-6085-01 Sticker Part Number: 266-5460-01 

Serial Number: SCC080-NS1PDI9NU-365909049 

For Studio 8, licenses are installed with the snit command. Type the following command to install your license. 

snit -i SCC080-NS1PDI9NU-365909049 

And type snit to see the license is there.
</second way>