Just specify in netbackup and you are good to go.
Justin.
On Fri, 2 Nov 2007, Jeff Lightner wrote:
> Is the LTO not like DLT where one has to specify device to use to get
> correct density (at least in UNIX environments)? I know that in the
> past I had to find the device with correct major/minor when writing to
> an older DLT on a newer drive in order to be sure I could read that DLT
> on the older drive.
>
> That is to say does just specifying drive type in NetBackup sufficient
> or is it not important to insure the correct device file is mapped?
>
> -----Original Message-----
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
> [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of Bobby
> Williams
> Sent: Friday, November 02, 2007 6:03 AM
> To: 'A Darren Dunham'; Veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] LTO3 and LTO2 compatibility
>
> As stated below, the LTO-3 will not work in an LTO-2 drive. It will not
> physically fit.
>
> You can put an LTO-2 media into the LTO-3 drive and write to it.
> However,
> you need to change the drive definition in NetBackup for that drive to
> be
> hcart2 (or whatever is not in use). You HAVE to have the LTO-2 tape
> media
> defined the exact same way as the drive that you are going to put it in.
> You will also have to define a storage unit with this newly defined tape
> drive type. Duplication uses storage units as the targets.
>
> It is not a hard thing to do.
>
>
>
>
> Bobby Williams
> 2205 Peterson Drive
> Chattanooga, Tennessee 37421
> 423-296-8200
>
> -----Original Message-----
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
> [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of A
> Darren
> Dunham
> Sent: Thursday, November 01, 2007 5:34 PM
> To: Veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] LTO3 and LTO2 compatibility
>
> On Thu, Nov 01, 2007 at 04:11:57PM -0500, Major, Rusty wrote:
>> I need to send some tapes to a site with LTO2 drives. Unfortunately,
>> we are running LTO3. Will they still be able to read these tapes?
>
> No. Backward compatibility isn't usually possible. The LTO3 format
> will
> have a higher density than the older drives can work with.
>
>> If this won't work, if I duped them to LTO2 MEDIA, but still written
>> from an LTO3 drive, would that be compatible with the LTO2 drives on
>> the other end?
>
> Yes, it should.
>
> --
> Darren Dunham ddunham AT taos DOT
> com
> Senior Technical Consultant TAOS http://www.taos.com/
> Got some Dr Pepper? San Francisco, CA bay area
> < This line left intentionally blank to confuse you. >
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