Tony, Thanks.. that is what I was looking for.
Rob Schramm On Thu, Mar 1, 2018, 3:45 PM Cieri, Anthony <[email protected]> wrote: > > You might get more feedback using the listserver > [email protected] > > More Communication Server folks hang out there........ > > > For my 2 cent...I am going strictly by memory here....... > > I believe that more of the changes in Comm. Server (VTAM) between > z/OS 1.4 and current were in the realm of APPN/EE/HPR. If you chose EE, you > would be doing all of the aforementioned in VTAM. It is likely that EE > connections are possible between the 1.4 system and current, however, there > were some enhancements along the way that are NOT compatible with "older" > versions of VTAM. HPRSESLIM is one that comes to mind. If the 1.4 VTAM does > NOT support HPRSESLM (I don't recall exactly when it was introduced), then > if it is ENABLED in the VTAMOPTS of the current system, it would prevent > the connection from being established. > > If you chose CTC (MPC) for the connections, you could use Subarea > SNA (CDRMs). Of course, it is NOT the IBM preferred choice, but it is > stable and it is definitely supported at the z/OS 1.4 level of VTAM. There > will be some setup and coordination involved. The amount will depend upon > the number of systems you have to connect to the CMC. > > > Hth > Tony > > > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of Rob Schramm > Sent: Monday, February 26, 2018 4:47 AM > To: [email protected] > Subject: Re: VTAM communication z/OS 2.2 and z/OS 1.4 > > What I want to do is run a z/OS 2.2 system as a CMC. Currently, there is > no connection between my z/OS 2.2 system and the z/OS 1.4 systems. My > concern is whether the z/OS 1.4 systems will be able to communicate with > the z/OS 2.2 system across CTCs. Or if it would be better to attempt to run > the communication across EE. All of these system are in the same physical > CEC. > > Thanks, > Rob Schramm > > > > > Rob Schramm > Senior Systems Consultant > > > On Sat, Feb 24, 2018 at 12:30 AM, Brian Westerman < > [email protected]> wrote: > > > I'm not sure what you are getting at. If you have a z/OS 1.4 system > > connected via EE (or a "real" CTC connection) to a 2.2 system and you > > tn3270 into that new(er) system, then every EE (or CTC connected, (i.e. > > cross domain)) application that is defined to that new(er) system > > (even if cross domain to the old box) is available. I think what you > > are trying to get at is that IF your old system doesn't support TCP/IP > > but can be connected to a new(er) system that does support both EE (or > > a CTC connection to the older box) and TCP/IP can you get to the VTAM > > applications that are available to the older system via the > > connections between the old system and new system, then the answer is > > yes. But since z/OS 1.4 also supported TCP/IP you don't need the > > other new(er) system for that. > > > > How you get INTO the system (any system) via TCP then any (VTAM) > > applications are available once you are there are available whether > > the connection is through a physical CTC between the two systems or EE > > (which can use IP). > > > > So I'm a little confused by the question. Just because you can't > > directly connect to the CICS region on the old(er) system via TCP, > > doesn't mean that you can't get to it via a TCP connected device. > > That's what the emulators are for. But maybe that's not your question > either. > > > > Sorry that I can't help any more without some clarifications. > > > > Brian > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, send > > email to [email protected] with the message: INFO IBM-MAIN > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send email > to [email protected] with the message: INFO IBM-MAIN > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > -- Rob Schramm ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
