Format to ext3 and and mount external drive

# check which drive was just plugged in
sudo dmesg

# let's say it is /dev/da7
mke2fs -t ext3 /dev/da7

# create empty directory in /media, if not there already
sudo mkdir /media/shuttle

# mount newly formatted drive
sudo mount -t ext2fs /dev/da7 /media/shuttle

# make it readable by group+other
sudo chmod -R 775 /media/shuttle