That could be it, if a lot of clients were having these problems. AFAIK, this 
is isolated to one or two client systems. It's worth pursuing though, it could 
be that these systems have been misconfigured (no DHCP at this site). Thanks.

On 29 jul 2010, at 21:16, robert.clark7 AT usbank DOT com wrote:

> 
> I think I ran into something like this myself last year. 
> 
> Is the client using DNS to find the TSM server? 
> 
> If so, verify that one of the DNS servers in the round robin isn't failing to 
> return the right address. 
> 
> Thanks, 
> [RC] 
> 
> 
> From: Remco Post <r.post AT PLCS DOT NL>
> To:   ADSM-L AT VM.MARIST DOT EDU
> Date: 07/29/2010 07:48 AM
> Subject:      [ADSM-L] Tdp Oracle strangeness
> Sent by:      "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
> 
> 
> 
> 
> Hi All,
> 
> I have a few oracle TDP clients that sometimes fail to backup and report back 
> a rc -50. This would indicate that either the server is down or that the 
> network connection timed out for some other reason, but in the same second, 
> that same client does connect, for what I think is rman making sure that the 
> file is really gone.
> 
> There is no indication in the TSM server act log of anything not being OK.
> 
> TSM server is 5.5.3.0 on AIX, client is 5.5.1.0, also on AIX.
> 
> -- 
> 
> Gr., Remco 
> ----------------------------------------------------------------

-- 

Met vriendelijke groeten/Kind regards,

Remco Post