If "in the DMZ" means behind a firewall, then it is possible that the firewall has an "inactivity" time out values of its own!!
-----Original Message----- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Roland Kinsman Sent: Thursday, May 16, 2019 4:39 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: TSO Reconnect ABEND=S622 [[ SEI WARNING *** This email was sent from an external source. Do not open attachments or click on links from unknown or suspicious senders. *** ]] IEFUTL is exactly the same on both systems. Not sure if this is helpful, but the system with the short timeout is "in the DMZ" ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN