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z/OS and z/VSE Support

CSI International offers several support options. In general, you should contact the distributor from whom you purchased the product.


If you purchased/leased TCP/IP through IBM, support is provided via PTF's and you must obtain them through IBM support channels. Contact your IBM representative for information.


If you deal with CSI or a CSI Business Partner directly, then you should use the information on this web site to download patches, service packs, and new releases. For personalized help in dealing with a problem, please contact your distributor for assistance.


CSI provides full support Monday through Friday, 9:00 a.m. through 5:00 p.m. EST/EDT.


Toll Free: (800) 795-4914 or (740) 420-5400


For non-emergency technical support:


CSI customers may submit questions via e-mail to: support@csi-international.com
or request product support below.

For emergency technical support:


Emergency service is available 24/7 from our on-call support representative at:

(800) 795-4914 or (740) 420-5400

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