Planned Network Maintenance 04.17.2021

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Please be advised on Saturday April 17th 2021 between the hours of 09:00 and 17:00 hours VSSI will be undergoing Planned Network Maintenance to improve our ISP, Hardware, and Network Services. During this maintenance window our FTP/SFTP/HTTP Server will be unavailable. Our website will be unaffected during this maintenance period. Along with better Networking Services […]

Dropping support for z/VM 6.3

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Effective January 1st 2021, VSSI has dropped support for z/VM 6.3. Build 5526 (remaining available on the VSSI FTP /193 disk) is the last build to contain support for z/VM 6.3. VSSI will continue to support z/VM 6.4 for the foreseeable future, and z/VM 7.1 and 7.2 for at least as long as they are […]

z/VM Release 7.2 Support

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Virtual Software Systems Inc, is pleased to announce the immediate availability of VPARS, VTAPE, and Shadowdisk/Z product packages for z/VM Release 7.2.  The new packages contain all product code updates up to fix level 550435 (inclusive).  The packages can be downloaded from the VSSI FTP site ftp2.vsoftsys.com (via FTP, SFTP, or HTTPS). User ID & password required, directory /191. […]

z/VM Release 7.1 Support

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Virtual Software Systems Inc, is pleased to announce the immediate availability of VPARS, VTAPE, and Shadowdisk/Z product packages for z/VM Release 7.1.  The new packages contain all product code updates up to Build 550377 (inclusive).  The packages can be downloaded from the VSSI FTP site ftp2.vsoftsys.com (via FTP, SFTP, or HTTPS). User ID & password required, […]

DASD Support

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Effective immediately, VSSI will only be providing product CKD support for 3390 disks. The affected disk configurations include: . TPF and z/Linux BASE devices intercepted by the VPARS and ShadowDisk/Z products . VPARS and VTAPE databases used as backing storage 3390 will be the only supported CKD device type going forward; older device types will […]