On 14 Oct 2013 08:19:39 -0700, in bit.listserv.ibm-main you wrote: >I am not sure that the following is the reason, but it is likely. > >When you do a PUT from a z/OS system (client) to another system (z/OS or >not), the z/OS client ftp does a SENDSITE command which relays the DCB >information of the file being sent to the receiving z/OS system. Other ftp >servers tend to flag this and return a command not understood type error. > >As to why IBM has those as the ftp defaults? I don't have any real notion. >My uneducated guess is that since the default transfer method is ASCII >(text), and when a file comes from a non-z/OS system, all text records are >general variable in length that IBM decided that VB made sense. I have no >idea why they thought that 256 was a good number, unless it is because that >it the maximum number of bytes which can be copied with a single MVC >instruction. 6233 is a real stumper. I would have used 0 so that SDB would >find the best fit for the receiving device. > Optimum half track on a 3330, third of track on a 3350 or seventh of a track on track on a 3380? The first triggers a vague bell.
Clark Morris > >On Mon, Oct 14, 2013 at 10:09 AM, Mike Wojtukiewicz <[email protected]>wrote: > >> I've been using MVS FTP for the longest time. I've encountered this >> problem but it never presented much of a problem until I had a problem with >> someone. Our company accepts SMF data that's been compressed via TRSMAIN >> (LRECL=1024,RECFM=FB). I wrote SMS routines such that if a user signs in >> using a certain RACF userid it gets assigned a DATACLAS such that it >> assigns the correct DCB. I also have the ftp parm file (/etc/ftp.parm) set >> up to default to LRECL=80 RECFM=FB BLKSIZE=27920 seeing as how MOST ftps >> I''ve seen is moving XMIT files between MVS and other platforms. My >> question is this. Why when I use a DOS Window and client to sign on does it >> assign the correct DATACLAS but use the default LRECL=80 but when I go from >> MVS to MVS it works correctly. As an aside..I've NEVER understood why IBM >> sends LRECL 256 RECFM VB BLKSIZE 6233 as the defaults. >> >> ---------------------------------------------------------------------- >> 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
