One of many benefits in a Parallel Sysplex environment is the ability to present a single
system image to the end user. One of the ways to achieve this simplification is through the
use of a facility introduced in ACF/VTAM Version 4 Release 2 called VTAM Generic
Resources (VGR). For this facility to be used, a Parallel Sysplex environment is required as
well as the use of Advanced Peer-to-Peer Networking® (APPN) within the Parallel Sysplex.
In a Parallel Sysplex environment it is possible, with VGR, to allow the end user a generic
logon to IMS. The user is presented ...
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