I have been wanting to use a dump of bpimagelist to analyze our backups. The only issue is there are so many codes in use I was having trouble keeping track of them all. No problem though when I found this link on the Symantec website. It clearly explains the output of the command. I was most interested in Schedule Type, Retention Level, Start Time. This link covers them all and more.
What Output From bpimagelist -l Represents