DNS or a host file issue (if you are using them) ...usually

>>> "Clark, Patti" <clarkp AT OSTI DOT GOV> 10/6/2008 9:00 AM >>>
When I've seen anything like this it's been a DNS issue.

Patti 

> -----Original Message-----
> From: EMC NetWorker discussion 
> [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU] On Behalf Of Goslin, Paul
> Sent: Monday, October 06, 2008 8:33 AM
> To: NETWORKER AT LISTSERV.TEMPLE DOT EDU 
> Subject: [Networker] ALL Clients sudenly started failing
> 
> Happy Monday...
> Over the weekend, something happened to cause virtually ALL 
> our backups
> to fail with errors of the type: 'CLIENT-NAME' is not a regisistered
> client.... Cannot open save session with buserver.domain.com (backup
> server), see below. Any ideas what causes something like this 
> to happen
> ??? Or what the resolution is ??   We're running 7.4.2 on 
> Winserver 2003
> with approx 90 clients (mostly WIN, some Unix/Linux)... Everything
> started failing on Saturday... 
> 
> -------------------------------------------------
> NetWorker savegroup: (alert) Savegroup-name completed, Total 2
> client(s), 2 Failed. Please see group completion details for more
> information.
> 
> Failed: client-1, client-2
> 
> Start time:   Mon Oct 06 06:30:01 2008
> End time:     Mon Oct 06 06:33:55 2008
> 
> 
> --- Unsuccessful Save Sets ---
> 
> * client-1:C:\ 1 retry attempted
> * client-1:C:\
> * client-1:C:\ 5777:save: Cannot open save session with
> buserver.domain.com
>      * <ERROR> :  Failed with error(s)
> * client-1:D:\ 1 retry attempted
> * client-1:D:\ 39078:save: File index error: `client-1.cincom.com' is
> not a registered client
> * client-1:D:\
> * client-1:D:\ 5777:save: Cannot open save session with
> buserver.domain.com
>      * <ERROR> :  Failed with error(s)
> * client-1:F:\ 1 retry attempted
> * client-1:F:\ 39078:save: File index error: `client-1.cincom.com' is
> not a registered client
> * client-1:F:\
> * client-1:F:\ 5777:save: Cannot open save session with
> buserver.domain.com
> 
> * client-2:C:\ 1 retry attempted
> * client-2:C:\ 39078:save: File index error: `client-2.cincom.com' is
> not a registered client
> * client-2:C:\
> * client-2:C:\ 5777:save: Cannot open save session with
> buserver.domain.com
> * client-2:D:\ 1 retry attempted
> * client-2:D:\ 39078:save: File index error: `client-2.cincom.com' is
> not a registered client
> * client-2:D:\
> * client-2:D:\ 5777:save: Cannot open save session with
> buserver.domain.com
> * client-2:F:\ 1 retry attempted
> * client-2:F:\ 39078:save: File index error: `client-2.cincom.com' is
> not a registered client
> * client-2:F:\
> * client-2:F:\ 5777:save: Cannot open save session with
> buserver.domain.com
>      * <ERROR> :  Failed with error(s)
> 
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