Licensed/Authorized CSI International customers can retrieve software authorization codes online. ---->>
U.S. Patent: 11,108,671
*Note: 2.3.x will also run on older z/VSE releases. These older z/VSE releases are out of service for technical support from IBM, but CSI will support TCP/IP FOR VSE unless the issue is related to the operating system
for IBM's z/OS*
for IBM's z/VSE and VSEn