Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Vernooij, CP (SPLXM) - KLM
I used TSO all my life without TN3270, until 2 years ago. Kees. -Original Message- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of R.S. Sent: Sunday, March 16, 2014 10:56 To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Can we logon to TSO witout having

Re: curious: volsers 6 non-blank chars non-numeric tape

2014-03-17 Thread Greg Price
On 16/03/2014 2:53 AM, Paul Gilmartin wrote: CA-1's support of non-number tape serials was difficult (needed some sort of mapping exit as I recall). Yes, because management got thousands of tape labels printed for the new MVS system before the sysprogs heard about it. Details? Does the exit

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Staller, Allan
VTAM is the pre-req, not TN3270. It depends on the method of *TERMINAL* attachment. If via VTAM, TN3270 is not needed for anything/ TN3270 is merely TCPIP on one side and SNA on the other... HTH, snip We are running z/os 1.11 and had a strange issue on one of our systems today . Our shop

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread R.S.
W dniu 2014-03-17 09:24, Vernooij, CP (SPLXM) - KLM pisze: I used TSO all my life without TN3270, until 2 years ago. 1. Before z/OS 1.9 (AFAIR) separate started task for TN3270 was optional. So it was enough to start TCPIP. Of course non-IP connections still work without TN3270 and without

Re: BLDL 0 and LLA managed datasets/CSVLLIX1

2014-03-17 Thread Peter Relson
Shmuel has this fully correct This thread was to some extent confusing LLA managing of the directory entry with LLA managing of the module. They are often the same. Not always. When LLA is active, BLDL will always ask LLA if it has the directory entry cached. If it does, LLA will return it to

Re: Where is status saved for LOCAL LOCK'd code?

2014-03-17 Thread Peter Relson
There is no guarantee that status has *ever* been saved for any work unit. Thus it is not predictable whether the data in the IHSA is valid or not. It's also unlikely that the ASSBIHSA of the lock holder is the right IHSA for the local lock (unless you know that it's the LOCAL lock, not a CML).

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Vernooij, CP (SPLXM) - KLM
1. that's what I meant: you only need tn3270 if you want to do TSO from IP devices. And 2 years ago, someone decided that I needed that. 2. well, all my life is not exactly correct, the first 18 years I managed without. From then at school we had a BASIC based HP2000 system, with Time Sharing

Re: curious: volsers 6 non-blank chars non-numeric tape

2014-03-17 Thread Paul Gilmartin
On Mon, 17 Mar 2014 21:53:19 +1100, Greg Price wrote: The reason for the non-numeric characters? Management thought it might be nice if the first two characters were alphabetics forming a common abbreviation of the corporation name. SMP/E product tapes are 2 letters and 4 digits, aren't they?

Re: ICSF KGUP Data Keys

2014-03-17 Thread Greg Boyd
You've gotten some good feedback on RACF-L, however I'll comment here, because I think this is more appropriate for IBM-MAIN. (I do disagree with Russ's suggestion to write down the key material though. There is no point in paying big bucks for the secure key technology and then storing the

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Paul Gilmartin
On Mon, 17 Mar 2014 13:12:05 +, Staller, Allan wrote: VTAM is the pre-req, not TN3270. It depends on the method of *TERMINAL* attachment. If via VTAM, TN3270 is not needed for anything/ TN3270 is merely TCPIP on one side and SNA on the other... VTAM? SNA? I don't know the distinction.

Re: RC 24 from ISRSUPC (Was 0C4 from TSOEXEC IEBCOMPR)

2014-03-17 Thread Shmuel Metz (Seymour J.)
In cc42e2f56d60f24fb8a6bcc639d1d9632c665...@samtcasxmb13.usa.dce.usps.gov, on 03/14/2014 at 09:01 PM, Hansen, Dave L - Eagan, MN dave.l.han...@usps.gov said: Sorry for the delay. We don't have ISRSUPC in the SYS1.LPALIB. LINK worked, but I didn't figure out the error. I gave you the wrong

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread John McKown
On Mon, Mar 17, 2014 at 9:19 AM, Paul Gilmartin paulgboul...@aim.comwrote: On Mon, 17 Mar 2014 13:12:05 +, Staller, Allan wrote: VTAM is the pre-req, not TN3270. It depends on the method of *TERMINAL* attachment. If via VTAM, TN3270 is not needed for anything/ TN3270 is merely TCPIP

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Shmuel Metz (Seymour J.)
In CALt2WMYeFwyiquHBT4W4Ge_9NgyzS5a_YuFEbsY5Ro-=p7f...@mail.gmail.com, on 03/16/2014 at 08:29 AM, baby eklavya baby.ekla...@gmail.com said: I always thought that TN3270 was pre-requisite for anybody to logon via TSO Why? The TN3270 server is only relevant to someone using the TN3270 protocol.

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Shmuel Metz (Seymour J.)
In CAAJSdjhYGYLdfmP94DHw2SQuCUTYDG9devhC+qh=S=dyey7...@mail.gmail.com, on 03/15/2014 at 11:17 PM, John McKown john.archie.mck...@gmail.com said: Last, and least, would be if you actually have a local non-SNA 3270 Local SNA will work just as well for TSO and SMCS consoles. -- Shmuel

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread R.S.
W dniu 2014-03-17 15:19, Paul Gilmartin pisze: On Mon, 17 Mar 2014 13:12:05 +, Staller, Allan wrote: VTAM is the pre-req, not TN3270. It depends on the method of *TERMINAL* attachment. If via VTAM, TN3270 is not needed for anything/ TN3270 is merely TCPIP on one side and SNA on the

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Staller, Allan
Rephrasing: TN3270 is merely TCPIP on one side and VTAM/SNA on the other... TN3270 receives TCPIP requests on one side and translates to VTAM/SNA on the other. (BTW, VTAM also supports BISYNC). Other points: Once you have the READY prompt you *ARE* logged on to TSO. TELNET (dnsname or

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread John McKown
On Mon, Mar 17, 2014 at 9:36 AM, Shmuel Metz (Seymour J.) shmuel+ibm-m...@patriot.net wrote: In CAAJSdjhYGYLdfmP94DHw2SQuCUTYDG9devhC+qh=S=dyey7...@mail.gmail.com, on 03/15/2014 at 11:17 PM, John McKown john.archie.mck...@gmail.com said: Last, and least, would be if you actually have a

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Vernooij, CP (SPLXM) - KLM
Regarding: Once you have the READY prompt you *ARE* logged on to TSO. I think this points out a misconception about mainframes from people that are used to work with *nix systems. The question in this thread was: (I always thought that TN3270 was pre-requisite for anybody) to logon via TSO I

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Shmuel Metz (Seymour J.)
In ce3ffbb7e42033469ef752a1d8a19ba10759f...@kl1221tc.cs.ad.klmcorp.net, on 03/17/2014 at 02:39 PM, Vernooij, CP (SPLXM) - KLM kees.verno...@klm.com said: 1. that's what I meant: you only need tn3270 if you want to do TSO from IP devices. And 2 years ago, someone decided that I needed that.

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Gerhard Postpischil
On 3/17/2014 10:34 AM, R.S. wrote: Both network and local terminal won't work without VTAM. Also IP-attached terminals do require VTAM. Local terminals do not need VTAM, if you're willing to do the work to mimic normal SNA packets with EXCP (or variant). While it's not for the faint-hearted,

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Anne Lynn Wheeler
paulgboul...@aim.com (Paul Gilmartin) writes: VTAM? SNA? I don't know the distinction. ... as an aside ... other divisions used to try and build SNA devices to the SNA protocol specs ... and they wouldn't work with VTAM ... it turns out that the only real definition for SNA is what VTAM would

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Anne Lynn Wheeler
kees.verno...@klm.com (Vernooij, CP - KLM , SPLXM) writes: The big difference to notice is: You logon to a *nix system via Telnet or so. You don't logon to a mainframe. You logon to an application on a mainframe. So, you don't logon *via* TSO, you logon *to* TSO. re:

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Anne Lynn Wheeler
re: http://www.garlic.com/~lynn/2014d.html#50 Can we logon to TSO witout having TN3270 up ? http://www.garlic.com/~lynn/2014d.html#51 Can we logon to TSO witout having TN3270 up ? oops, left out The Evolution of CICS: CICS and Multiprocessor Exploitation (2004)

Re: RC 24 from ISRSUPC (Was 0C4 from TSOEXEC IEBCOMPR)

2014-03-17 Thread Paul Gilmartin
On Mon, 17 Mar 2014 10:34:05 -0400, Shmuel Metz (Seymour J.) wrote: I am not sure what LINKPGM would do for me. It would start the parameter with a halfword length field instead of passing the length as a separate parameter. No, and no. LINKMVS prefixes the programmer-supplied parameter with

Re: curious: volsers 6 non-blank chars non-numeric tape

2014-03-17 Thread Malcolm Beattie
John McKown writes: There is a thread over on TSO-REXX about splitting up a string into volume serials. This has occasioned two questions to me. 1) Has anybody ever had a VOLSER which was not exactly 6 non-blank characters for a regularly used volume? Especially any trailing blanks? RACF

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread Paul Gilmartin
On 2014-03-17, at 08:44, Vernooij, CP (SPLXM) - KLM wrote: The big difference to notice is: You logon to a *nix system via Telnet or so. The *nix argot is login, not logon. I wonder if that arises from the difference you note? You don't logon to a mainframe. You logon to an application

Re: Missed Alarms and 40 Million Stolen Credit Card Numbers: How Target Blew It

2014-03-17 Thread Elardus Engelbrecht
Shmuel Metz (Seymour J.) wrote: I believe John wrote 'white-color'. :-D That was the point. Ok. A new typo! :-D Mandatory spilling error. Hehehe. :-D :-D :-D I like spelling errors on purposes, sometimes you see intended or unintended puns. ;-D Groete / Greetings Elardus Engelbrecht

Difference between MVS and z / OS systems

2014-03-17 Thread Helio Jose Da Silva
Hello list, Someone can tell me the relevant differences between the MVS and z / OS systems? Thank you Helio Jose da Silva -- For IBM-MAIN subscribe / signoff / archive access instructions, send email to

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Paul Gilmartin
On Mon, 17 Mar 2014 17:07:14 +, Helio Jose Da Silva wrote: Someone can tell me the relevant differences between the MVS and z / OS systems? Well, z/OS runs on zSeries; MVS doesn't. But MVS is often used as generic (IBM jargon would say esoteric), inclusive of MVS, MVS/370, MVS/XA, MVS/ESA,

Re: BLDL 0 and LLA managed datasets/CSVLLIX1

2014-03-17 Thread Elardus Engelbrecht
Peter Relson wrote: Shmuel has this fully correct Indeed. I'm not surprised. ;-D This thread was to some extent confusing LLA managing of the directory entry with LLA managing of the module. They are often the same. Not always. Agreed, this is why locating that errant module is a journey a la

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Sri h Kolusu
https://groups.google.com/forum/#!topic/bit.listserv.tsorexx/JM3Vx1Vkw2w https://publib.boulder.ibm.com/infocenter/zos/basics/index.jsp?topic=/com.ibm.zos.zconcepts/zconcepts_102.htm Kolusu IBM Mainframe Discussion List IBM-MAIN@listserv.ua.edu wrote on 03/17/2014 10:07:14 AM: From: Helio

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Binyamin Dissen
On Mon, 17 Mar 2014 17:07:14 + Helio Jose Da Silva helio.si...@rural.com.br wrote: :Someone can tell me the relevant differences between the MVS and z / OS systems? Depends on the context. What do you mean by MVS and z/OS? Which versions? -- Binyamin Dissen bdis...@dissensoftware.com

Re: BLDL 0 and LLA managed datasets/CSVLLIX1

2014-03-17 Thread Micheal Butz
Thanks so The ONLY to know if the module is LLA managed is if the exit(s) are invoked ILX1 or 2 Sent from my iPhone On Mar 17, 2014, at 9:26 AM, Peter Relson rel...@us.ibm.com wrote: Shmuel has this fully correct This thread was to some extent confusing LLA managing of the directory

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Phil Smith
Paul Gilmartin wrote: Well, z/OS runs on zSeries; MVS doesn't. More accurately, z/OS ran on zSeries, now runs on System z and zEnterprise. The zSeries name was obsolete as of 2005 or so. Yes, I'm being pedantic, but in this context especially it seems appropriate. ...phsiii

Re: Can we logon to TSO witout having TN3270 up ?

2014-03-17 Thread R.S.
W dniu 2014-03-17 16:03, Gerhard Postpischil pisze: On 3/17/2014 10:34 AM, R.S. wrote: Both network and local terminal won't work without VTAM. Also IP-attached terminals do require VTAM. Local terminals do not need VTAM, if you're willing to do the work to mimic normal SNA packets with EXCP

Enterprise Cobol 5.1

2014-03-17 Thread Lopez, Sharon
Has anyone migrated to Enterprise Cobol 5.1 from earlier enterprise releases? I guess that I was really surprised that it will not run on z/OS 1.12 and that the executables can only reside in a PDSE. Am I understanding this correctly? Sharon Lopez z/OS Systems Programmer N.C. Office of

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Shiminsky, Gary
Hi, If my memory serves me right, back in the 1970s there was OS/MFT, OS/MVT, OS/VS1, and OS/VS2. OS/VS2 morphed to OS/SVS and then OS/MVS(? Or maybe just MVS) starting in the 1980s. I worked on OS/VS1 Rel 7 back in the 79-80 time frame. I didn¹t get back to MVS till the mid 90¹s. Gary Gary

Re: IBM says it has not given client data to the U.S. government

2014-03-17 Thread DASDBILL2
How did IBM's lawyers define give, client, data, and government? Bill Fairchild - Original Message - From: Ed Gould edgould1...@comcast.net To: IBM-MAIN@LISTSERV.UA.EDU Sent: Sunday, March 16, 2014 11:21:20 AM Subject: IBM says it has not given client data to the U.S. government

Re: Enterprise Cobol 5.1

2014-03-17 Thread John Abell
Hi Sharon, We are an ISV and I am in the early stages of playing with this. From what I can tell, the PDSE is a requirement. Maybe someone else will comment. I have compiled a couple of DB2 V10 programs that use CAF and that were previous compiled on 4.2 using the DB2 V10 Preprocessor as well

Re: Enterprise Cobol 5.1

2014-03-17 Thread Lizette Koehler
Sharon, We just had a big discussion on IBM Main on this topic. You should be able to search the archives and find the various threads. According to Tom Ross IBM L3 Cobol, - PDS/E is the requirement. You may wish to see if there have been any SHARE presentations or Migration PDFs from Marna

Re: Missed Alarms and 40 Million Stolen Credit Card Numbers: How Target Blew It

2014-03-17 Thread Chase, John
-Original Message- From: IBM Mainframe Discussion List On Behalf Of Elardus Engelbrecht Shmuel Metz (Seymour J.) wrote: I believe John wrote 'white-color'. :-D That was the point. Ok. A new typo! :-D Mandatory spilling error. Hehehe. :-D :-D :-D I like spelling errors

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Chase, John
-Original Message- From: IBM Mainframe Discussion List On Behalf Of Helio Jose Da Silva Hello list, Someone can tell me the relevant differences between the MVS and z / OS systems? MVS is the kernel; z/OS is the whole package. -jc-

Re: Difference between MVS and z / OS systems

2014-03-17 Thread DASDBILL2
Close.  OS/VS2 was released having been already pre-morphed into SVS and MVS.  SVS was first called OS/VS2 Release 1, was first available in 1974, and that's when I worked with it.  MVS was first called OS/VS2 Release 2, was first available slightly later (1975, I think), but I didn't begin

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Anne Lynn Wheeler
gary.shimin...@doit.nh.gov (Shiminsky, Gary) writes: If my memory serves me right, back in the 1970s there was OS/MFT, OS/MVT, OS/VS1, and OS/VS2. OS/VS2 morphed to OS/SVS and then OS/MVS(? Or maybe just MVS) starting in the 1980s. OS/VS2 started out as single virtual address space (svs ...

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Tony Harminc
On 17 March 2014 13:51, John Eells ee...@us.ibm.com wrote: MVS was the prior name of what has become z/OS. What was started out as MVS in 1974 was renamed to: [...] Although the name MVS was around in 1974, IBM chose, for the usual marketing reasons of the day, to sell it as OS/VS2 Release 2,

Re: aes-ctr vs aes-cbc

2014-03-17 Thread Don Brooke
Mark, I was just at SHARE, and was talking to Greg Boyd from IBM. He told me about your topic on IBM-MAIN (this is the first time I've been on here). I'm also interested in getting the AES CTR cipher support added to ICSF. Please let me know how I can get my name added to the list! I discussed

Re: aes-ctr vs aes-cbc

2014-03-17 Thread Mark Jacobs
On 03/17/14 15:11, Don Brooke wrote: Mark, I was just at SHARE, and was talking to Greg Boyd from IBM. He told me about your topic on IBM-MAIN (this is the first time I've been on here). I'm also interested in getting the AES CTR cipher support added to ICSF. Please let me know how I can get

Re: Enterprise Cobol 5.1

2014-03-17 Thread Jousma, David
Both of your statements are correct. -Original Message- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Lopez, Sharon Sent: Monday, March 17, 2014 2:12 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Enterprise Cobol 5.1 Has anyone migrated to Enterprise

Re: RC 24 from ISRSUPC

2014-03-17 Thread Neil Duffee
I haven't seen anything more on this yet but I'm digested daily causing delays... Dave - re ISRS010W: I haven't tested or researched but is it, perhaps, a positional parm problem? In my SuperC batch step, I use PARM=('DELTAL','FILECMP','',''). Hmmm... perhaps it's a lack of parms ie. 4 are

Re: Enterprise Cobol 5.1

2014-03-17 Thread Greg Shirey
You do understand it correctly - and there's more. It has a hardware requirement of z990/z890; you cannot run OS/VS COBOL in the same enclave as COBOL 5.1; it is recommended to have a 200M region size to compile; and when you do, you can specify the architecture level at compile time in

Re: aes-ctr vs aes-cbc

2014-03-17 Thread Jerry Whitteridge
I've asked our Account team to add us to the interested parties list of the MR's Jerry Whitteridge Lead Systems Programmer Safeway Inc. 925 951 4184 If you feel in control you just aren't going fast enough. -Original Message- From: IBM Mainframe Discussion List

Re: Enterprise Cobol 5.1

2014-03-17 Thread Scott Ford
John: Yes, it does, Its like C with longnames.. Regards, Scott From: John Abell Sent: ‎Monday‎, ‎March‎ ‎17‎, ‎2014 ‎2‎:‎21‎ ‎PM To: IBM Mainframe Discussion List Hi Sharon, We are an ISV and I am in the early stages of playing with this. From what I can tell, the PDSE is a

Re: aes-ctr vs aes-cbc

2014-03-17 Thread Kirk Wolf
Mark, I was thinking about whether there are good temporary workarounds for your problem. First attempt: I was thinking that you could maybe use Match for the specific client host that needs it and then in sshd_config add aes_ctr to the Ciphers for that client and in zos_sshd_config change

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Ted MacNEIL
VM was around in 1967. Iirc. - -teD -   Original Message   From: DASDBILL2 Sent: Monday, March 17, 2014 15:09 To: IBM-MAIN@LISTSERV.UA.EDU Reply To: IBM Mainframe Discussion List Subject: Re: Difference between MVS and z / OS systems Close.  OS/VS2 was released having been already pre-morphed

Re: Enterprise Cobol 5.1

2014-03-17 Thread Chase, John
-Original Message- From: IBM Mainframe Discussion List On Behalf Of Jousma, David Both of your statements are correct. Not only that, but you also need PTFs for four LE APARs and three Binder APARs. But you can INSTALL COBOL 5.1 on z/OS 1.12 (according to the Program Directory).

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Kirk Wolf
I would like to interrupt this reminiscent thread with a quiz: How to you replace MVS with z/OS ? Answer: the MVSt instruction :-) Kirk Wolf Dovetailed Technologies http://dovetail.com -- For IBM-MAIN subscribe / signoff

Re: Enterprise Cobol 5.1

2014-03-17 Thread Scott Ford
All: I don't think its just Cobol, I ran into with C with longnames. Had to have a PDSE allocated. Regards, Scott From: Jousma, David Sent: ‎Monday‎, ‎March‎ ‎17‎, ‎2014 ‎2‎:‎27‎ ‎PM To: IBM Mainframe Discussion List Both of your statements are correct. -Original Message-

Re: Difference between MVS and z / OS systems

2014-03-17 Thread DASDBILL2
VM was called CP67 in 1967.  It became VM several years later.  CP67 would only run on a S/360 model 67.  VM would run on any S/370 system with paging architecture. Bill Fairchild - Original Message - From: Ted MacNEIL eamacn...@yahoo.ca To: IBM-MAIN@LISTSERV.UA.EDU Sent: Monday,

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Anne Lynn Wheeler
t...@harminc.net (Tony Harminc) writes: These were re-integrated only with the OS/390 bundling. I doubt any one present -- even Lynn Wheeler -- knows all the politics behind all these changes. re: http://www.garlic.com/~lynn/2014d.html#54 Difference between MVS and z / OS systems OS/390 ...

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Anne Lynn Wheeler
dasdbi...@comcast.net (DASDBILL2) writes: Close.  OS/VS2 was released having been already pre-morphed into SVS and MVS.  SVS was first called OS/VS2 Release 1, was first available in 1974, and that's when I worked with it.  MVS was first called OS/VS2 Release 2, was first available slightly

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Ted MacNEIL
I think your dates are wrong. VM was CP67 released in guess what year? MVS was first released in 1974. SVS was OS/VS1 and MVS was OS/VS2, IIRC. I'm sure, if I'm wrong, somebody'll correct me. - -teD -   Original Message   From: DASDBILL2 Sent: Monday, March 17, 2014 15:09 To:

Re: curious: volsers 6 non-blank chars non-numeric tape

2014-03-17 Thread Russell Witt
Gil, While the exits are not needed if the volser has alpha/numeric on the left and all numerics on the right; the exits are still available. And we have worked up the 01-01 ranges, as well as the base-16 ranges. The client wanting base 36 (0-Z) decided against it after seeing how

Re: Difference between MVS and z / OS systems

2014-03-17 Thread Ed Gould
On Mar 17, 2014, at 9:35 PM, Ted MacNEIL wrote: I think your dates are wrong. VM was CP67 released in guess what year? MVS was first released in 1974. SVS was OS/VS1 and MVS was OS/VS2, IIRC. I'm sure, if I'm wrong, somebody'll correct me. - -teD Ted: SVS was *NOT* os/vs1 many many reasons