Linux on 390 Port <[email protected]> wrote on 03/11/2010 01:02:16 PM:
> John Schnitzler Jr/Endicott/i...@ibmus > Sent by: Linux on 390 Port <[email protected]> > > 03/11/2010 01:02 PM > > Please respond to > Linux on 390 Port <[email protected]> > > To > > [email protected] > > cc > > Subject > > Re: FCP Direct connect vs. SAN fabric... > > >Isn't there (wasn't there?) a statement from IBM saying that direct > >connect of FCP to storage (i.e., a DS8000 or EMC DMX) is supported "for > >demonstration purposes only" -- or something like that? > > > >I thought I read somewhere that only fabric was supported for production > >work. But now can't lay my hands (aka: web browser) on that doc... > >Lee > >-- > > > >Lee Stewart, Senior SE > >Sirius Computer Solutions > >Phone: (303) 996-7122 > >Email: [email protected] > >Web: www.siriuscom.com > > Lee, > Your correct, there "was" a statement saying that point to point was only > supported/recommended for development/test environments. That has changed > somewhat now. Point-to-Point is supported on z9 or later and requires > RHEL4U7, RHEL5, SLES9SP4, SLES10, SLES11. On qualified devices only, not > all devices have been tested in a point to point configuration and are > therefore not supported. There is no NPIV support with a Point-to-Point > configuration. > Ref SG24-5444-10, pg53, IBM System z Connectivity Handbook. > > John > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO LINUX-390 or visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 Lee, I agree with the others who have responded. Ever since we added support to firmware, various versions of the operating systems have had restrictions. I think most of those restrictions are gone now. Point-to-point is regularly tested by pok, but, personally, I'd chose switched first. Zoning and lun masking are too useful to ignore. Regards, Ray Higgs System z FCP Development Bld. 706, B24 2455 South Road Poughkeepsie, NY 12601 (845) 435-8666, T/L 295-8666 [email protected] ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
