Mark,

I've got a Sun L3500 using Sun 2.6 & NBU 3.4 -- I also have bpvault which 
has a handy script called bpinject (that I modified somewhat to make it 
easier to use) Basically, it uses vmchange/vmadd and tldtest.

I've never encountered the problem you described.

Jim


>We've got a single Sun L3500 library, it's a rebranded ATL7100.  The
>firmware version reports as: 62400902.40.
>
>The strange symptom is that when I use vmupdate to empty the mailslots
>(vmupdate -empty_ie...), frequently, it'll kick the mailslot door open. 
It
>doesn't happen every time, just occasionally.
>
>The standard SCSI control commands (extend, retract, etc.) that control 
the
>mailslot door report as either "not supported" or "not implemented" so 
there
>seems to be no planned programmatic control of the mailslot.
>
>Any ideas?
>
>Master/Media Svr is Sun 2.6 with NB 3.4.
>
>-M