Roger,

NetWorker can certainly write data to multiple tape drives simultaneously. You 
have some control over this, but usually, each group will write to a different 
drive, providing one is available. You can certainly assign media pools to 
drives to control how this works.

On Aug 2, 2013, at 1:12 PM, Roger Morris <roger.in.eugene AT GMAIL DOT COM>
 wrote:

> We have networker 7.6.2 on RHEL with a quantum px502.  
> Looking to update the system with a multi drive jukebox, possibly the Quantum 
> i40 system.    We have Ultrium-3 tapes right now, but plan on moving to 
> Ultrium-5 tapes.
> 
> How does networker handle multiple drives, does the next job just use 
> whatever drive is available or do media pools have to be assigned to specific 
> tape drives?
> 
> Roger