End of service announcements: z/VM 5.4, NCP
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Yesterday there were end of service announcements that may be of interest for you. The corresponding announcement letter is here.
The first one is related to z/VM 5.4:
z/VM 5.4 will be withdrawn from service on December 31, 2017.
This is a change to the previously announced withdrawal of service for IBM z/VM, V5.4, announced in Software Announcement 208-249, dated August 5, 2008. Withdrawal of service for IBM z/VM 5.4 will no longer be associated with withdrawing support for the z9 EC and z9 BC.
The replacement product is z/VM V6.
z/VM 5.4 is the last release that supports z9 processors. z/VM 6.1, 6.2 and 6.3 require z10 or higher.
The end of service dates for the z/VM releases are on the z/VM End of Service Effective Dates web page - here.
The second one is related to ACF/NCP:
IBM Advanced Communication Function/Network Control Program (ACF/NCP, 5648-063) will be withdrawn from service on August 31, 2016. No replacement.