BULENT AKTUG wrote:

>Hello to everybody,
>My problem is related to a complex environment.
>There are 3 Solaris + 2win2000 + 1 winnt + 3 AIX media server SSO sharing
>the STK9840A and STK9840B tape drives in L700 robotic library via SAN
>Brocade Switch.
>
>AIX 5.2 Media Server loses its devices. This occurs randomly at any time.
>After we configure the OS again, it works fine in limited time. Afterwards
>tape drives seemed on OS site as defined status again.
>We are using NBU 4.5 MP5. IBM 6228 Host Bus Adapter.
>We even do not localize the problem.
>
>Anything that makes sense, please reply.
>Thank you.
>
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>  
>
You said you lose the devices, are they gone or have they moved?  When 
you reconfigure
the devices in the O/S, are all the underlying paths the same?


Thanks
Peter