🚀 go-pugleaf

DART@SLACVM.SLAC.STANFORD.EDU (415) writes:
Exactly as you expected. The DAS can be connected as a SAS with a backup link to the second concentrator. This mean your server 1 is single attached to the ring at anytime. Also I presume your concentrator and your DAS server interface are all supporting Dual homing.

>I need some advice on dual homing.  I want to use DH, Dual Homing,
>to satisfy a conflict; our users want redundant access to some
>servers on the FDDI and, even though the servers have DAS cards,
>I don't want them on my main ring.  What I was planing on doing
>as a fix was cross couple the stations across two concentrators,
>which I understand is called dual homing.   This is a picture of
>what I want to do.  Can I just plug these guys in and expect them
>to work this way?
>  *
>  *  ------------------                       -------------
>  ***|A               |***********************|A          |
>     | Concentrator 1 |                       |  SERVER 1 |
>  ***|B               |                      *|B          |
>  *  ------------------                    *  -------------
>  *                                     *
>  *                                  *
>  *->(Main Ring)                  *
>  *                            *
>  *                         *
>  *  ------------------  *
>  ***|A               |*
>     | Concentrator 2 |
>  ***|B               |
>  *  ------------------
>  *
>Thanks,
>Marty Dart.

>My opinions are mine and mine alone.