That is no problem. You will have no problem with backing up wit a 6.x client 
to a 5.5 server.



Am 29.11.2011 um 18:35 schrieb "Roger Deschner" <rogerd AT UIC DOT EDU>:

> This is more of an interoperability issue than a problem within the new
> TSM 6.3 Mac client. Mac OSX 10.7 "Lion" is supported only with the V6.3
> client. The issue is that two of our three servers are still running
> V5.5. Trillions of bits have been devoted on this list to issues of
> migrating TSM servers from V5 to V6 - it is not easy, no matter which
> strategy you use. (Ours was to buy a new computer to run V6.)
> 
> The time required to migrate TSM servers to V6 should not matter to our
> Mac user base, which is acquiring Lion-based Macs in large numbers right
> now. You can't buy a new Mac with anything else. When I discover them
> backing up to our old V5.5 servers, I am facing a prospect of
> immediately moving them to our new V6.2 server - and also forcing them
> to update their client to V6.3. This is more cats than I care to herd
> around at once - literally.
> 
> What has been the experience so far running V6.3 clients on a V5.5
> server? Is this something we need to actively prevent?
> 
> Roger Deschner      University of Illinois at Chicago     rogerd AT uic DOT 
> edu
>               Academic Computing & Communications Center
> ======I have not lost my mind -- it is backed up on tape somewhere.=====