Just attach a set of OSA triplets to your 2nd level guest for the VSWITCH. On Mon, Oct 11, 2010 at 9:41 AM, Dave Jones <d...@vsoft-software.com> wrote:
> Yes, it can, George, no problem. > > DJ > > > On 10/11/2010 8:36 AM, George Henke/NYLIC wrote: > >> Can TCPIP and VSWITCH, though isolated from Level 1, (as indicated by >> Brian Nielsen below) still be functional at Level 2 to shake down TCPIP >> maintenance before rolling it up to Level 1? >> >> Everything at Level 2 is a clone except VOLSERs. >> >> Brian Nielsen wrote: >> >> For TCP, what happens depends on what you have set up for your L2 guest. >>> >> >> If you gave it access to a real hardware (OSA, hipersocket, etc) then you >>> >> >> have other work to do to prevent IP conflicts. If instead you've given i >>> t >>> access to a disconnected VSWITCH and/or virtual LAN, then it won't cause >>> >> >> any problems because it can't connect to anything. And, yes, defining >>> >> >> GRAFs and using DIAL is a standard practice. >>> >> >> >> >> >> >> George Henke/NYLIC >> 10/06/2010 10:46 AM >> >> To >> The IBM z/VM Operating System<IBMVM@LISTSERV.UARK.EDU> >> cc >> >> Subject >> Re: IPL VM/VM Issues >> >> >> >> >> >> I IPLed L2 COLD, because I did not have the extra SPOOL volumes yet to >> come up FORCE. >> >> So I do not have the SDF. >> >> I suppose I could SPXTAPE DUMP them from L1, except I do not have any >> tape. >> >> Can I redirect SPXTAPE to disk to port the SDF to L2?. >> >> >> >> >> Brian Nielsen<bniel...@sco.idaho.gov> >> Sent by: The IBM z/VM Operating System<IBMVM@LISTSERV.UARK.EDU> >> 10/05/2010 04:29 PM >> Please respond to >> The IBM z/VM Operating System<IBMVM@LISTSERV.UARK.EDU> >> >> >> To >> IBMVM@LISTSERV.UARK.EDU >> cc >> >> Subject >> Re: IPL VM/VM Issues >> >> >> >> >> >> >> As others have pointed out, your L2 guest can't hurt your L1 system or >> >> other guests unless L2 has access to those disks. Stating it from a >> different angle - you should never give your L2 guest access to anything >> >> you don't want it to have access to. It's no different than keeping your >> >> z/OS and Linux guests from stepping on each other or your L1 system. Thi >> s >> guest just happens to be running VM. >> >> For your IPL, if you've DDR'd your SPOOL volumes from L1 to L2, there is >> >> no reason to do a COLD start. Do a FORCE start instead. Otherwise you >> >> need to rebuild or SPXTAPE LOAD the SDF files. >> >> For TCP, what happens depends on what you have set up for your L2 guest. >> >> If you gave it access to a real hardware (OSA, hipersocket, etc) then you >> >> have other work to do to prevent IP conflicts. If instead you've given i >> t >> access to a disconnected VSWITCH and/or virtual LAN, then it won't cause >> >> any problems because it can't connect to anything. And, yes, defining >> >> GRAFs and using DIAL is a standard practice. >> >> Something you might want to look into is setting up your system so it >> recognizes whether it's at L1 or L2 or at DR so that it does the "right >> >> thing" for that situation. There's several ways to do that, but you've >> >> gone down the path of diverging your L2 system from your L1 system. At m >> y >> site I have it setup so that I can DDR my L1 system into my L2 guest, int >> o >> a couple different setups at my DR site, or into some unknown site, and i >> t >> comes up the way I want it to in each instance even if the others are >> running. It makes life easier. What you're doing is a great learning >> >> experience, and eventually you'll see the value in making your multiple >> >> systems easier to manage. >> >> Brian Nielsen >> >> >> On Tue, 5 Oct 2010 15:28:01 -0400, George Henke/NYLIC >> <george_he...@newyorklife.com> wrote: >> >> L2 is a cloned L1 directory except for the volsers in the Directory and >>> >> CF >> >>> Parm files which have all been made unique, ie 540 becoming 54X. >>> >>> I plan to ipl as follows: >>> >>> system reset >>> term conmode 3270 >>> set mach esa >>> I 125b clear loadparm 009 >>> >>> START COLD DRAIN >>> >>> To be safe, I suppose I should also add NOAUTO. >>> >>> L1 runs 5 z/OS machines and 3 Linuxes. >>> >>> They could be corrupted at L1 if I tried to bring them up in L2 at the >>> same time without GRS, MIM, or some other serialization product. >>> >>> I doubt TCPIP will work at L2 without some reconfiguring. >>> >>> So I should define some GRAFs and dial them. >>> >>> Not sure if my L2 entry in the L1 Directory needs 54XRES, 54XPAG, 54XSPL >>> >> , >> >>> 54XW01, 54XW02 or whether I can just specify the IPL vplume, 54XRES, and >>> >> >> CP finds the rest from the Parm disk. >>> >> >> >> >> -- Mark D Pace Senior Systems Engineer Mainline Information Systems