The easiest way to do this would be:

bpexpdate: -backupid <backup id> -d infinity 



Stephen Moccio writes:
> Hello all,
> 
> I was wondering if it is possible to save a backup set from expiring? We
> currently do a weekly full and daily cumulative with a save of 4 weeks. What
> I would like to do is save one of the fulls from ever expiring. The backup
> would extend over several tapes. Is it possible to determine which tapes
> have the full backup on them and then stop them from expiring?
> 
> Steve Moccio
> Bell Labs
> svm AT lucent DOT com
> 
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-- 
Larry Kingery 
          E-mail returned to sender -- insufficient voltage.